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1. di so zi to S1 K1 S2 EA K3 KI K3 S2 s f ae 5 oH s5 pH K3 Ki K2 lt k4 O pala S3 S4 K6 yA K5 t gt K1 K2 amp K3 K4 A H1 K5 K6 N Open Close Flashing light Open Close Wiring the gate controls with LOGO 230 RC Ei d S5 PH N K1 K3 H1 e e e Open Close Flashing light LOGO Manual A5E00119092 01 189 Applications Components used e Ki e K2 e SO n c contact e S1 n o contact e S2 n o contact e S3 n c contact e S4 n c contact e S5 n c contact Main contactor Main contactor STOP pushbutton Open switch CLOSE pushbutton OPEN position switch CLOSED position switch Safety pressure bar Block diagram of the LOGO solution Start push button CLOSE 12 CLOSE push button STOP pushbutton jg Safety bar Gate is closed 190 OD STOP push button 13 Gate is open 14 CLOSE push button OPEN push button The OPEN or CLOSE start switches initiate the gate s mo tion in the appropriate direction provided it is not already moving in the other direction The gate s motion is halted via the STOP pushbutton or the relevant limit switch Clos ing of the gate is also interrupted by the safety bar LOGO Manual A5E00119092 01 Applications 8 4 3 Wiring the LOGO solution In our enhanced
2. lt d No P No Program A gt amp gt Press ESC Press ESC empty No program gt Program PC Card in memory gt laces with program Start Mo 09 00 With stored 06 21 04 gt o gt U uae Program ea amp ea Wire 0123456789 from LOGO 1 aTe 01234 Ja 01234 70 71 empty 123456789 LOGO in 0123456 B03 Par IN ma Par 0300 nt LOGO in 0028 eh 2 wi Daa RUN state with program saseg Copied from 0123456789 the module to 01234 the LOGO ea X Program With stored ar or glock program from _ Start LOGO Program in empty progam With program memory l percara copied from E Clock the module to with program R the LOGO BOT A No Program E ee Ba E mae Press ESC or Fa Q1 Stop Press ESC No program Program in in memory memory 32 LOGO Manual A5E00119092 01 Installing and wiring the LOGO You can also try to remember the 4 simple rules for starting LOGO Basic 1 If there is no program in LOGO or in the connected program modules LOGO with display reports No Program Press ESC 2 If there is a program on the program module it is auto matically copied to LOGO A program in LOGO is overwritten 3 If there is a program in LOGO or in the connected pro gram module LOGO takes over the operate state it had prior to POWER OFF The version without display LOGO RCo
3. Mounting slides A lt q o cf 20 LOGO Manual A5E00119092 01 Installing and wiring the LOGO Drilling template for wall mounting Before you mount the LOGO to the wall you should pre pare the drill holes with the help of this template en ay a 53 5 0 2 35 5 0 2 a gt ro 4 A N poo i 98 0 3 ene a y ny J wid gt nx 35 5 0 2 All dimensions in mm Screw bore 4 mm Tightening torque 0 8 to 1 2 N m LOGO Basic LOGO Expansion module LOGO Manual A5E00119092 01 21 Installing and wiring the LOGO 2 3 Wiring the LOGO Wire the LOGO using a screwdriver with a 3 mm blade You don t need wire ferrules for the connectors You can use wires up to the following sizes e 1x2 5 mm e 2x 1 5 mm for each second connector compartment Connecting torque 0 4 0 5 N m or 3 4 LBin Note ensuring that the connectors are covered To protect the LOGO adequately against contact to voltage carrying parts country specific standards must be conformed with 2 3 1 Connecting the Power Supply LOGO The 230 V versions are suitable for nominal line voltages oft 115 V AC DC and 240 V AC DC LOGO The 24 V and 12 V versions are suitable for a supply voltage of 24 V DC 24 V AC or 12 V DC Note the
4. Start of summertime End of summertime Time difference A EU Last Sunday in March Fourth Sunday in Octo 60 Min 02 00 gt 03 00 ber 03 00 gt 02 00 UK Last Sunday in March Last Sunday in Octo 60 Min 02 00 gt 03 00 ber 03 00 gt 02 00 US First Sunday in April Last Sunday in Octo 60 Min 02 00 gt 03 00 ber 03 00 gt 02 00 Customizing the month Customizing the month Specified by the and the day 02 00 gt and the day 03 00 gt user minute ac 02 00 Time difference 03 00 Time difference curacy Note You can specify a time difference A between 0 and 180 minutes Let us assume you want to enable European Summertime Wintertime Conversion 3 Move gt to EU per ory 4 Confirm EU OK 74 LOGO Manual A5E00119092 01 Programming LOGO LOGO displays gt On OTE S W Time On gt EKU LOGO indicates that European Summertime Wintertime Conversion is enabled How to customize parameters If all parameters conversions do not apply to your country you can customize them in the menu item How to do this 1 Confirm gt On once again OK 2 Move gt to per or 3 Confirm menu item OK The display shows Cursor full square MM DD Month MM and Day DD 1 01 Start of summertime 01 01 Endofsummertime A 000 min gt the desi
5. e 12VDC 10 100 mA 30 100 mA e 24VDC 10 75 mA 30 75 mA Voltage failure buffering e 12VDC e 24VDC typ 2 ms typ 2 ms typ 5 ms typ 5 ms Power loss e 12VDC 0 1 1 2 W 0 4 1 2 W e 24VDC 0 2 1 8 W 0 8 1 8 W Buffering of the clock at 25 C typ 80h Accuracy of the real time max 5 s day clock Electrical isolation No No Digital inputs Number 8 4 Electrical isolation No No Input voltage L e Signal 0 lt 5VDC lt 5VDC e Signal 1 gt 8VDC gt 8VDC LOGO Manual A5E00119092 01 215 Technical Data LOGO LOGO LOGO DM8 12 24 RC LOGO 12 24R Input current at e Signal 0 lt 1 0 mA 11 16 lt 1 0mA lt 0 05 mA I7 18 e Signal 1 gt 1 5 mA l1 16 gt 1 5mA gt 0 1 mA I7 18 Delay time at e Otol typ 1 5 ms typ 1 5 ms lt 1 0 ms 15 16 typ 300 ms 17 18 e 1to0 typ 1 5 ms typ 1 5 ms lt 1 0 ms 15 16 typ 300 ms 17 18 Line length unshielded 100 m 100 m Analog inputs Number 2 I7 18 Range 0 10 VDC max Input voltage 28 8 V DC Digital outputs Number 4 4 Output type Relay outputs Relay outputs Electrical isolation Yes Yes In groups of 1 1 Activation of digital input Yes Yes Output voltage Output current Continuous current lth per terminal max 10 A per relay max 10A per relay and max 20A across all 4 relays 216 LOGO Manual A5E0011
6. LOGO Manual A5E00119092 01 101 LOGO Functions If the status of input Trg is 1 at least for the duration of the configured time T the output is set to 1 on expiration of this time the output follows the input with on delay The time is reset if the status of input Trg changes to 0 before the time T has expired The output is set to 0 when the status at input Trg is 0 The time elapsed is reset after a power failure 102 LOGO Manual A5E00119092 01 LOGO Functions 4 4 2 Off Delay Short description The output is not reset until a configured time has expired Symbol in Wiring Description LOGO Tra JT Input Trg You start the off delay at the R mta negative edge 1 to 0 transi T i tion at input Trg Trigger Input R Input R resets the on delay time It also resets the out put to 0 Parameter T T is the time after which the output is switched off 1 to 0 transition of the output sig nal Output Q Q is switched on with Trg It holds this state until T has expired Parameter T Please not the value specification for parameter T in Chap Timing diagram Trg R JL The bold printed sec i tion of the timing dia a MY i gram is found again in the symbol for the f off delay Ta expires mem LOGO Manual A5E00119092 01 103 LOGO Functions Description of the functi
7. Wiring The corresponding wiring L1 N al k n f Switch S1 acts on input l1 switch S2 on input I2 The load is connected to relay Q1 50 LOGO Manual A5E00119092 01 Programming LOGO 3 6 3 Editing a Program Let us now edit the program working from the output to the input Initially LOGO displays the output LOGO s first output Q1 The Q of Q1 is underscored This underscore is called the cursor The cursor indicates your current position in the program You can move the cursor by pressing the A V lt and gt keys Now press the key The cursor moves to the left The cursor indicates your position in the program Q1 At this point enter only the first block the OR block Press OK to switch to editing mode The cursor is displayed as a solid square You can now select a terminal or a block Mco Q1 The cursor no longer appears in the form of an underscore but rather as a flashing solid square At the same time LOGO gives you various options Select the BF basic functions by pressing the Y key until BF appears Confirm with OK LOGO then displays the first block in the list of basic functions LOGO Manual A5E00119092 01 51 Programming LOGO B01 Q1 Bi B01 Q1 Press OK to confirm your selection The is what you see in the display B01 Block num
8. s i Switching behavior A latching relay is a simple logic memory The output value depends on the input states and on the previous output status The following table shows the logic once again LOGO Manual A5E00119092 01 109 LOGO Functions Sn Ry Q Comment 0 0 x The status is retentive 0 1 0 Reset 1 0 1 Set 1 1 0 Reset has priority over Set With enabled retentivity the status of the output signal does not change when power is returned after power failure 110 LOGO Manual A5E00119092 01 LOGO Functions 4 4 6 Pulse Relay Short description A short one shot at the input is used to set and reset the output Symbol in Wiring Description LOGO Input Trg You use input Trg Trig ira ae o ger to switch the output Q Par on and off Input R The input R is used to reset the output and the relay Parameter Par This parameter can be used to switch retentivity on and off Ret off no retentivity on the status is retentive Output Q Q is switched on with Trg and off again with the next Trg Timing diagram Trg JUL I I The bold printed section of the R ny es ot timing diagram is found again in i ing 1 the symbol for the pulse relay Q Tl Description of the function Output Q status is toggled at every 0 to 1 transition of the status at input Trg that is the output is switched
9. 0 ccc eee 8 4 3 Wiring the LOGO solution 8 5 Centralized Control and Monitoring of Several Industrial Gates 05 8 5 1 Demands on the Gate Control System 8 6 Luminous rows 0200e cee eee eee eee 8 6 1 Demands on the Lighting System 8 6 2 Previous Solution 0 0 c cee eee eee 8 6 3 Luminous row control with LOGO 230 RC 8 7 Service water PUMP 0002ee eee eee eee 8 7 1 Demands on the control system of a service Water PUMP nicki ee eee a eles wie qe ee 8 7 2 Previous Solution 0 eee 8 7 3 Service water pump with LOGO 230 RC 8 7 4 Special Features and Expansion Options 8 8 Further Application options LOGO Manual A5E00119092 01 ok bas oh it NNN NINN N ao l NN N NAO _ N N a o oO oO fk f 6 ay are oOo Oo N O lt o foe Contents A A 1 A 2 A 3 A 4 A5 A 6 A 7 A 8 B C D Technical Data aaannnnnnnnaa 207 General Technical Data 0c0ueeaeae Technical Data LOGO 230 and LOGO DM8 230R ccc eee eee eens Technical Data LOGO 24 and LOGO DM8 24 ccc cece eee Technical Data LOGO 12 24 and LOGO DM8 12 24R cece ee Technical Data LOGO AM 2 0 2000 Technical Data LOGO
10. Motion de tector Limit switch Door open Limit switch 13 Te Q2 Door closed Close 1 Ql P LOGO Manual A5E00119092 01 179 Applications 8 2 4 Special Features and Expansion Options Options for increasing comfort and user friendliness are for example e You can connect an additional control switch with the positions Open Automatic Closed O A C e You can connect a buzzer to an output of the LOGO to warn of the closing of the door e You can implement time and direction dependent enable functions for opening of the door e g opening only dur ing business hours after business hours to be opened only from inside 8 2 5 Enhanced solutions with LOGO 230 RC Wiring the LOGO expansion Ef K1 K2 H1 iq Open Close Buzzer 180 LOGO Manual A5E00119092 01 Applications Block diagram of the enhanced LOGO solution Cam1 Detecting motion Day Mo Fr On 09 00 Off 18 00 Cam 2 Day Sa On 08 00 Off 13 00 1 Motion detector B1 Cam1 Day Mo Fr On 09 00 Off 19 00 Cam 2 Day Sa On 08 00 Off 14 00 12 Motion detector B2 Motor for opening Close output Q2 at Limit switch Open Door open 14 Control switch 15 Door open Motor for closing Limit switch 13 Door closed x a2 Open output Q1 Close Motion detector B1 l1 Motion detector B2 12 Control sw
11. block The off delay block has three inputs The upper input is the trigger input Trg Use this input to start the off delay In our example the off delay is started via the OR block B01 Reset the time and outputs using the reset input In the T parameter set off delay time In our example we do not use the reset input of the off delay We wire it with x In the first program you have seen how this is done As a reminder to you 1 Position the cursor under the R per A or Y 2 change over to editing mode OK 3 Select the Co list perAor 4 Accept the Co list OK 5 Select x perAor 6 Accept x OK ils B02 The display should now look like this BO1 TAL x Q1 tE LOGO Manual A5E00119092 01 65 Programming LOGO How to assign block parameters Now specify the off delay time T 1 If the cursor is not yet positioned underneath the T move it there perA ory 2 change over to editing mode OK For the parameters LOGO displays the parameter assign ment screen form B02 The T parameter of B02 T lt block B02 is a time T 00 00S ______ means the parameter is M displayed and can be edited i in parameter assignment mode Time value Time unit The cursor is positioned on the first digit of the time value This is how you change the time value e Use the keys lt and to move the cursor to and fro e Use the keys A and to change the value
12. 20 55 C natural convection Storage and transport tem perature 40 70 C Connections on input respectively on terminal 1 x 2 5 MM2 9 2x 1 5 mm2 each for L1 and N Connections on output Two terminals 1x 2 5 mm o 2x 1 5 mm each for L and M Installation On 35 mm DIN rail snap on Dimensions in mm WxHxD 72 x 80 x 55 126 x 90 x 55 Approx weight 0 2 kg 0 4 kg LOGO Manual A5E00119092 01 221 Technical Data A 7 Technical Data LOGO Power 24 V LOGO Power 24 V is a switched mode primary power supply unit for LOGO devices Two current intensities are available LOGO Power LOGO Power 24V 1 3A 24V 2 5A Input data Input voltage 120 230 VAC Permissible range 85 264 V AC Permissible mains frequency 47 63 Hz Voltage failure buffering 40 ms at 187 V AC Input current 0 48 0 3 A 0 85 0 5 A Make current 25 C lt 15A lt 30A Device protection Internal Recommended circuit gt 6 A characteristic D breaker IEC 898 in mains in gt 10 A characteristic C feed Output data Output voltage 24 V DC Overall tolerance 3 Adjustment range 22 2 25 8 V DC Residual ripple lt 250 MVpp Output current 1 3 A 2 5A Overcurrent limiting 1 6A 2 8A Efficiency gt 80 Parallel switching to increase Yes power Electromagnetic compatibility Interference suppress
13. Installing and wiring the LOGO LOGO with transistor outputs LOGO variants with transistor outputs can be identified by the fact that the letter R is missing from their type designa tion The outputs are short circuit proof and overload proof An auxiliary load voltage supply is not necessary since LOGO supplies the load voltage Prerequisites for transistor outputs The load connected to LOGO must have the following properties e The maximum switched current is 0 3 amperes per out put Connecting This is how to connect the load to a LOGO with transistor outputs y DMB8 24 B O0O Q5 M Q6 M D DO DO B o0 1M M Load 24 V DC 0 3 A max 30 LOGO Manual A5E00119092 01 Installing and wiring the LOGO 2 4 Switching on the LOGO Power return LOGO does not have a power switch The reaction of LOGO when switched on depends whether a program is stored LOGO in LOGO whether a program module is connected Whether it is a LOGO version without display LOGO RCo in which state LOGO was prior to POWER OFF and whether a PC cord was connected The LOGO reaction to all possible situations is described on the following page LOGO Manual A5E00119092 01 31 Installing and wiring the LOGO Before power off After power on
14. 000 0 00s 4 3 6 Gain and Offset Calculation With Analog Values 4 4 List of Special Functions SFr 441 On Delay eieetesees ere eiaweerades seeeeeneees 4 42 Off Delay cece eee 4 4 3 On Off Delay 0 eee 4 4 4 Retentive On Delay 000 ee ee eee 4 4 5 Latching Relay 0 cece e eee eee ee 4 46 Pulse Relay 2 cece eee eens 4 4 7 Wiping Relay Pulse Output 4 4 8 Edge triggered Wiping Relay 4 4 9 Weekly Timer Switch 000020005 4 4 10 Yearly Timer Switch 000 eee eee 4 4 11 Up Down Counter 0 00 e eee eee 4 4 12 Operating Hours Counter 045 4 4 13 Symmetric Clock Generator 4 4 14 Asynchronous Pulse Generator 4 4 15 Random Generator 0 0 cece eee eee 4 4 16 Frequency Threshold Trigger 4 4 4 17 Analog Threshold Switch 04 4 4 18 Analog Comparator 0 cece eee eee 4 4 19 Stairway Lighting 0 cee eee eee 4 4 20 Multifunctional switch 00 00 4 4 21 Message Texts cece 4 4 22 Softkey 0 0 cece eee ee LOGO Manual A5E00119092 01 vii Contents 5 ConfiguringLOGO 151 5 1 Switching To Parameter Assignment Mode 5 1 1 Parameter 0 00 ccc cece eee 5 1 2 Sel
15. MN 0017h lt time to go OT 00083h Operating hours elapsed 156 LOGO Manual A5E00119092 01 Configuring LOGO Current value of a threshold switch If you view the parameter of a threshold switch in parame ter assignment mode it looks like this BO6 Par SWt 0050 lt lt 4 On threshold Ssw 0 048 Off threshold fa 0012 Measured value LOGO Manual A5E00119092 01 157 Configuring LOGO 5 2 Setting the Time of day and the Date LOGO C You can set the TOD and the date e In parameter assignment mode e In programming mode How to set the TOD and the date in parameter assignment mode 1 Open the parameter assignment mode refer to Chap ter 5 1 2 Select Set Clock Y or A and press OK Set Clock z The cursor position _Th 1 5 3 0 precedes the day of MM DD YY the week 06 21 01 3 Select the day of the week perAor 4 Move the cursor to the next position per lt 4 or gt 5 Change the value per A or Y 6 Set the correct TOD Repeat steps 4 and 5 7 Set the correct date Repeat steps 4 and 5 8 Close your entries OK How to set the TOD and the date in programming mode 1 Switch to programming mode In RUN execute the menu item Stop see page 45 2 Select Clock V or A and press OK 3 Select Set Clock Y or A and press OK Now you can set the day of the week and the time as de scribed ab
16. on the Display If you have entered a program and want to exit Edit Prg with ESC LOGO checks whether you have connected the inputs of all blocks If you have missed out on an input or parameter LOGO leads you to the respective position It indicates the first faulty position and marks all inputs which are not connected and the parameters with a question mark In this position you have con nected the input le eee apne BY gt I B02 You have not yet declared a parameter value T Q1 Connect the input and enter a value for the parameter You can then close the editor via ESC key LOGO Manual A5E00119092 01 71 Programming LOGO 3 6 12 Deleting a Program This is how you delete a program 1 Switch the LOGO to programming mode gt Program LOGO displays the main menu PC Card Clock Start 2 In the main menu use A or F to move gt to Pro gram Confirm with OK gt Edit Prg LOGO opens the programming menu Prg Name Clear Prg Password 3 Move gt to Clear Prg per amp or 4 Confirm Clear Prg OK Clear Prg To prevent you from unintentionally de leting your program we have imple gt No mented an additional prompt Yes If you do not want to delete the program leave the gt on No and confirm with OK If you are sure that you want to delete the program saved in the LOGO 5
17. 5 sending z post _ Pulse Pause 130 width 130 Pulse Generator Asynchronous 1130 Pulse Output 112 Pulse Relay 111 R RAM 77 Random Generator 131 Relay outputs service life 219 switching capacity 219 REM 77 Resources 77 Retentive On Delay 107 Retentivity 95 Rules Four golden 45 RUN Start 61 244 S Sensor attributes 24 Sensor connections 27 Set Clock Set Clock 158 Setting Setting the date Setting the Time Of Day Set Clock 153 Setting the time of day 158 SF 81 98 Simulation 1167 Size ofa circuit 77 Slide 17 19 Softkey 148 Software 167 LOGO Manual A5E00119092 01 Index Special functions 98 Analog Comparator Basic knowledge Clock Generator Symmetric Counter Hours Counter Up Down 122 Delay 18 Delay 103 On 101 On off 105 retentive on 107 Message Texts Pulse Generator asynchro nous 130 Random Generator Relay Lock Pulse 111 Softkey Switch Comfort 143 Stairway Lighting 141 Threshold Switch Frequency Threshold switch Analog Timer Week 115 Timer switch Year Wiping Relay Pulse output Wiping relay edge triggered Stairway Lighting Switch 141 Start 61 Startup characteristics 228 Stop 152 LOGO Manual A5E00119092 01 Structure Maximum structure ce voltage classes 14 Summertime 73 Summe
18. A or W Note In parameter assignment mode you cannot change the unit of the delay time or the parameter protection for the parameter T This is only possible in programming mode Current value of a time T If you view a time T in parameter assignment mode it look like this B01 T T 12 00m lt SeitimeT Ta 00 00m lt current time Ta You can change the set time T see Changing a parame ter LOGO Manual A5E00119092 01 155 Configuring LOGO Current value of the timer switch If you view a cam of a timer switch in parameter assign ment mode it looks like this for example The circuit state of the timer switch B02 Cam is displayed Day Su The timer switch is off sta On 09 00 tus 0 at the output Off 10 00 1 The timer switch is on status 1 at the output LOGO displays the circuit state of the timer switch rather than the circuit state of a cam The circuit state of the timer switch depends on all three cams Cam 1 Cam 2 and Cam 3 Current value of a counter If you view the parameter of a counter in parameter assign ment mode it looks like this BO3 Par Lim 000300 lt Switching threshold Cnt 00002 8 current count value Current value of an operating hours counter If you view the parameter of an operating hours counter in parameter assignment mode it looks like this BO5 Par MI 0100h lt Monitoring time
19. A5E00119092 01 Programming LOGO 3 5 Overview of the LOGO Menus Programming mode Main menu Programming menu gt Program gt Edit Prg PC Card Prg Name Clock Clear Prg Start Password Transfer menu gt PC lt gt m m LOGO mel gt Card Card Menu Clock gt Set Clock S W Time Parameter assignment mode Parameter assignment menu gt Stop Set Param Set Clock Prg Name You can find more information on menus in the Chapter LOGO Menu Structure Page 231 LOGO Manual A5E00119092 01 47 Programming LOGO 3 6 Program Input and Start You have designed a circuit and now want to enter it in LOGO A small example will show how to do this 3 6 1 Change to Programming mode You have connected the LOGO to the power supply and voltage is switched on The display shows you the mes sage No Program Press ESC Switch the LOGO to programming mode by pressing the ESC key This will take you to the main menu of the LOGO gt Program LOGO s main menu PC Card Clock Start The first character in the first row is gt Use the keys A and to move the gt up and down Move the gt to Pro gram and confirm with OK LOGO opens the program ming menu gt Edit Prg LOGO s programming menu Prg Name Clear Prg Password 48 LOGO Manual A5E00119092 01 Programming LOGO Her
20. Increase priority to 1 Cursor on 0 4 2 Change to Ack Press the key gt 3 Enable Ack perA ory LOGO displays B03 P Parameter assignment screen 5 5 form for P Priority 1 lt Priority 1 Ack OH lt 4 Status of acknowledgment On 4 Confirm messages with OK This is how to configure the message text Parameter assignment screen form for Par 146 LOGO Manual A5E00119092 01 LOGO Functions Using the key select the row for the message text Confirm with OK to open the editing mode for this line Use the keys A and to select the letter to be displayed Move the cursor from one position to the other using the keys 4 and gt The list of available characters is the same as for the pro gram name You can find a character set in Chapter 3 6 4 Confirm the changes with OK Exit the editing mode with ESC In order to output a parameter e g the display of a mea surement or function value as message text in a line se lect this line with the key gt and then press the key V Par Confirm with OK to open editing mode BO1 gt T Use the keys lt and gt to select the blocks to be displayed and their corresponding parameters Use the keys A and to select the block or the parameter you want to view Select the parameter with OK Exit parameter assignment mode with ESC Your changes are applied LOGO Manual A5E001190
21. e Confirm the time value you have entered with OK Setting the time Set the time T 12 00 minutes 1 Move the cursor to the first digit per lt 4 or gt 2 Select the digit 1 per ory 3 Shift the cursor to the second digit per 4 or gt 4 Select the digit 2 per ory 5 Move the cursor onto the unit per lt 4 or gt 6 Select the m unit for minutes per A or Y 66 LOGO Manual A5E00119092 01 Programming LOGO Displaying hiding parameters type of protection If you do not want to have the parameter displayed in pa rameter assignment mode 1 Move the cursor onto the type of protection per lt 4 or gt 2 Select the type of protection perA ory On the display you should now see B02 T B02 T T 12 OOm or T 12 00m Type of protection Type of protection The time T can be The time T cannot be changed in parameter changed in parameter assignment mode assignment mode 3 Close and confirm your entries with OK Note You can only change the type of protection and the time unit in programming mode that is you cannot do this in parameter assignment mode Checking the program This program path for Q1 is now complete LOGO shows you the output Q1 You can review the program on the dis play Use the keys to browse through the program e g 4 or gt to move from block to block A and to move between the inputs on a block LOGO Manu
22. e T is a configurable time e Cam 1 is the first cam of a timer switch e Par denotes multiple counter parameters that can be monitored LOGO Manual A5E00119092 01 153 Configuring LOGO 5 1 2 Selecting the Parameters Select a parameter 1 In the parameter assignment menu via Set Param op tion Vora STOP gt Set Param Set Clock Prg Name 2 Press OK LOGO displays the first parameter If parameters can not be set you can use ESC to return to the parameter assignment menu BO 1 T Parameter T 12 00m Value set for the parameter T 00 00m the current time in the LOGO Parameters cannot be changed ESC returns you to the parameter assignment menu No Param Press ESC 3 Now Select the desired parameter Use the A or Y LOGO displays one parameter respectively in separate windows 4 If you want to edit a parameter select it and press OK 154 LOGO Manual A5E00119092 01 Configuring LOGO 5 1 3 Changing the Parameters To change a parameter you first have to select it see Se lecting a parameter You change the value of the parameter in the same way as you entered it in programming mode 1 Move the cursor to the point at which you want to make the change per 4 or gt 2 Change the value perA ory 3 Confirm the value OK B01 T T 1 00m wuwu Mowe lt q or gt A 00 00m Done OK Change the value
23. pulse rate of a 0 seconds a pulse is generated in every program cycle The time interval of the threshold switch is set to 2 seconds BO2 T T 00 00s BO1 Par Sw 1000 swt 0000 G T 02 00s LOGO Manual A5E00119092 01 225 Determine the cycle time 3 Then start the program and switch the LOGO to pa rameter assignment mode You can view the parame ters of the threshold switch in this parameter assign ment mode BO1 Par sw 1000 fa is the sum of the sw 0000 e fa 0086 4 The reciprocal value of Fe is equal to the cycle time of the LOGO with the program currently in its memory 1 Fe cycle time in s Explanation The output signal of the clock pulse generator T 0 is toggled at every program cycle Thus one logic level high or low width is exactly equivalent to the length of one cycle Hence a period lasts 2 cycles The threshold switch indicates the ratio of periods per 2 seconds which results in the ratio of cycles per second Edge change of the clock generator art every program cycle o Cycle time 1 period 1 pulse 2 cycles Periods 226 LOGO Manual A5E00119092 01 C LOGO without display www a The LOGO version without display is intended for use in specific applications not requiring operating elements such as a keyboard or a display 12 24 RCo LOGO 24 RCo and LOGO 230 RCo For example this is what a LOG
24. the LED is lit green red or orange 34 green RUN LED is lit red STOP orange The expansion module communi cates with the left device The expansion module does not communicate with the left device Initialization phase of the expansion module LOGO Manual A5E00119092 01 3 Programming LOGO Your first steps with LOGO The term programming refers to the input of a circuit pro gram A LOGO program is actually no more than a circuit diagram presented in a slightly different form We have adapted this presentation to the LOGO display In this chapter we are going to show you how to transform your applications into a LOGO program Note The LOGO versions LOGO 12 24 RCo LOGO 24 RCo and LOGO 230 RCo do not have a keyboard or a display unit They are mainly intended for series production ap plications in small machine and plant engineering LOGO RCo versions are not programmed locally Rather programs in LOGO Soft Comfort or in the memory modules of other LOGO units are transferred to this de vice In the first section of this chapter we shall use a small ex ample to show you how to handle the LOGO e We shall begin by introducing two basic terms namely the connector and the block and show you what they represent e n a second step we shall work out a simple and com mon circuit program that you e can enter directly in LOGO in the third step
25. tinuous lighting function Output Q The output Q is switched on with Trg Depending on the pulse width at the input Trg it is switched off again on expiration of a specified time or reset by setting Trg once again Parameter Ty and TL Note the value specifications in Chapter 4 3 2 as a re minder Always specify a time T 0 10 s The time T is not defined for T 0 05 s and T 0 00 s LOGO Manual A5E00119092 01 143 LOGO Functions Timing diagram Trg f j i 1 gt TL 1 EE ie Be Ta expires Ty Description of the function The current time Ta starts and the output Q is set to 1 at the 0 to 1 transition of the status at input Trg When Ta reaches the time Ty the output Q is reset to 0 The time elapsed is reset after a power failure At the 0 to 1 transition of the status at input Trg and if the status 1 is set at least for the duration of the time T_ the continuous lighting function is enabled and output Q is switched on continuously If the input is switched once again Trg resets Ty neverthe less and the output Q is switched off 144 LOGO Manual A5E00119092 01 LOGO Functions 4 4 21 Message Texts Short description Displaying a specified message text in RUN mode Symbol in Wiring Description LOGO En Input En The 0 to 1 transition of the P 9 status at input En Enable Far starts the output of the m
26. 13 I4 18 IB I7 18 i T N 2 C gt S E RUN STOP q_ Di 4 SZ Iw a E Z ERRI af NEATE 4 JEE Roe 1 3 Vw S B 18 LOGO Manual A5E00119092 01 Installing and wiring the LOGO incase there is at least one expansion module connected to the LOGO basic Part B 1 2 3 4 Using a screwdriver push down the slide and slide it to the right Slide the expansion module towards the right and Insert a screwdriver into the hole shown at the lower end of the mounting slide and push it downward Swing the expansion module off the profile rail Repeat steps 1 to 4 for all other expansion modules Note If more than one expansion module is connected start with the last module at the right Make sure that the slide of the module to be installed re moved is not connected to the next module LOGO Manual A5E00119092 01 19 Installing and wiring the LOGO 2 2 2 Wall mounting Before you wall mount the device the mounting slides at the rear of the device must be pushed towards the outside or the inside Insert the upper mounting slide included with the modules and push the lower one to the outside You can the fasten the LOGO with two 4 mm screws tight ening torque 0 8 to 1 2 N m to the bracket to mount it on the wall O m l
27. A5E00119092 01 105 LOGO Functions Timing diagram The bold printed Trg T L l section of the tim Qu i PUS 1 ing diagram is vt ETEN hee n found again in the a at iT symbol for the off ee i delay TH expires sae ae eee oe ns oe Ta le m4 ae a T Tq expires PESI Description of the function The time Ty starts after a 0 to 1 transition at input Trg If the status at input Trg is 1 at least for the duration of the time Ty the output is set to 1 on expiration of the time Ty the output follows the input on delayed The time is reset if input Trg changes to 0 before the time Ty has expired Time T starts when the status at input Trg returns to 0 If the status at input Trg is O at least for the duration of TL the output is set to O on expiration of the time T the out put follows the input off delayed The time is reset if the status at input Trg returns to 1 be fore the time T has expired The time elapsed is reset after a power failure 106 LOGO Manual A5E00119092 01 LOGO Functions 4 4 4 Retentive On Delay Short description A specified time starts after an input pulse The output is set on expiration of this time Symbol in Wiring Description LOGO Trg 7 Input Trg You start the on delay at the R Tra negative edge 1 to 0 transi T tion at input Trg Trigger Input R Use the input R to reset the on delay time and the out pu
28. Do not connect an external power supply to an output load parallel to a DC output This can result in reverse current at the output unless you have a diode or a simi lar block in your configuration Note LOGO must always be mounted and wired by skilled per sonnel who are familiar and follow the general rules of the technology and the respective current rules and standards 12 LOGO Manual A5E00119092 01 Installing and wiring the LOGO 2 1 Structure of the modular LOGO 2 1 1 Maximum structure Maximum structure LOGO with analog inputs LOGO 12 24 RC RCo and LOGO 24 LOGO Basic 4 digital modules and 3 analog modules Al3 Al4 Al5 Al6 AI7 Al8 Tip When using inputs I7 Al1 and 18 Al2 as analog inputs that is Al1 and Al2 you should avoid to use them as digital inputs 17 18 also Maximum structure of LOGO without analog inputs LOGO 24 RC RCo and LOGO 230 RC RCo LOGO Basic 4 digital modules and 4 analog modules Fast optimal communication In order to achieve an optimal and fast communication be tween LOGO Basic and the various modules we recom mend the structure Digital modules first then the analog modules example above LOGO Manual A5E00119092 01 13 Installing and wiring the LOGO 2 1 2 Structure with different voltage classes Since the potential of the left analog module interface AM2 12 24 V DC is separated from the right one you can connect it t
29. Functions Description of the function The output Q is set to 1 on a 0 to 1 transition at input Trg At the 1 to 0 transition of the status at input Trg the current time Ta starts The output Q remains set 15 s before Ta reaches the time T the output Q is reset to 0 for a time of 1 s When Ta T the output Q is reset to 0 When input Trg is switched on and off again while Ta ex pires Tais reset retriggering option The time elapsed is reset after a power failure How to change the timebase You can also set other values for the pre warning time and pre warning period Timebase T Pre warning Pre warning time duration Seconds 750 ms 50 ms minutes 15s 1s hours 15 min 1 min Only feasible for programs with a cycle time lt 25 ms See also Determining the cycle time in Appendix B 142 LOGO Manual A5E00119092 01 LOGO Functions 4 4 20 Multifunctional switch Short description Switch with two different functions e Pulse switch with off delay e Switch continuous lighting Symbol in Wiring Description LOGO TLIL Input Trg Use input Trg Trigger to oe FLE switch on the output Q off a bal delay or continuous light ing The active output Q can be reset with Trg Parameter Par Ty is the time after which the output is switched off 1 to 0 transition of the output status TL is the period during which the input must be set in order to enable the con
30. Output of three phase loads at 400 V 13 kW Utilization category AC 2 AC 3 Motor with slip ring induction cage armature Operating current at 400 V 8 4 A Output of three phase loads at 400 V 4 kW Short circuit protection Assignment type 1 25A Assignment type 2 10A Connecting leads Finely stranded with wire end fer rules single core 2x 0 75 to 2 5 mm2 2x 1 to 2 5 mm 1x 4mm Dimensions WxHxD 36 x 72 x 55 Ambient temperature 25 55 C Storage temperature 50 80 C 224 LOGO Manual A5E00119092 01 B Determining the Cycle Time The program cycle is the complete execution of the pro gram that is primarily the reading in of the inputs the processing of the program and the subsequent reading out of the outputs The cycle time is the time required to exe cute a program once in full The time required for a program cycle can be determined using a short test program This test program is generated in LOGO In parameter assignment mode it outputs a value used to calculate the actual cycle time Test program 1 Start to create the test program by linking an output or memory bit to a threshold switch At the input of the switch you can then connect a clock generator that is switched on with a hi signal B02 B01 Hi r UL A Par ak Output Q ax or Memory bit M 2 Configure the two blocks as shown below Due to the
31. Power 12 V Technical Data LOGO Power 24 V 222 Technical Data LOGO Contact 24 230 Determining the Cycle Time LOGO without display 227 LOGO Menu structure LOGO Manual A5E00119092 01 1 Working with LOGO What is LOGO LOGO represents the universal Siemens logic module LOGO integrates e Controls e An operating and display unit e Power supply e Interface for expansion modules e An interface for program modules and a PC cable e Ready to use basic functions that are often required in day to day operation e g functions for on off delays current impulse relays and Softkey e Time switch e Binary markers e Inputs and outputs according to the device type What can LOGO do LOGO offers solutions for domestic and installation engi neering e g for stairway lighting external lighting sun blinds shutters shop window lighting etc switch cabinet engineering and mechanical and apparatus engineering e g for gate control systems ventilation systems or rain water pumps etc LOGO can also be implemented for special control sys tems in conservatories or greenhouses for control signal processing and by connecting a communication module e g ASi for distributed local controlling of machines and processes Special versions without operator and display unit are avail able for series production applications in small machine appa
32. Prg Name ESC gt Clear Prg ESC gt Password Transfer menu gt PC Card gt PC lt gt fm 4 ESC A aan gt m 4 gt Card 4 gt card gt m 4 LOGO Manual A5E00119092 01 Password AA Jo ABC Clear Prg gt No Yes Old No Password New m PC lt gt fm Stop ESC Press ESC TEENA 4 f no module card is inserted LOGO returns to the main menu fo The program is transferred 231 LOGO Menu structure ee a gt Clock gt Start 232 ESC gt S W Time Th 14 45 06 21 01 vV A n times Message text n 02 5 gt Set Clock Set Clock Th 14 45 Be MM DD YY 06 21 01 On gt EU Off UK S W Time US Off EU UK US gt s R MM DD 03 31 11 01 A 120 min Keys Keys gt 1 0 1 2 gt Q 0 1 123456789 123456789 0123456789 0123456 lt 01234 lt Vi A V A n times n times Message Message text text n 0 5 n 0 5 gt Stop Set Param Set Clock Prg Name Parameter assignment menu LOGO Manual A5E00119092 01 LOGO Menu structure No program after Power on Main menu Program No Program ee PC Card Press ESC Clock Start Parameter assignment menu gt St
33. current password as described in steps 3 to 5 Confirm your entry with OK LOGO Manual A5E00119092 01 59 Programming LOGO The display shows Old ZZ New Now deactivate the password without making another entry 3 Confirm the empty password OK The password does not exist anymore You have been re turned to the programming menu Note This deactivation switches off the password prompt Edit ing is possible without entering a password For the moment leave the password prompt deactivated in order to speed up our progress with the remaining tuto rials examples Password Wrong input When you enter the wrong password and confirm your entry with OK LOGO does not open editing mode but rather returns to the programming menu This repeats itself over and over until you have entered the correct password 60 LOGO Manual A5E00119092 01 Programming LOGO 3 6 6 LOGO to RUN mode LOGO to RUN mode in the main menu 1 Return to the main menu 2 move gt to Start 3 Confirm Start LOGO starts the program and displays ESC perAor OK Display field of the LOGO in RUN mode Press gt Press gt 4 0 1 2 Q 0 1 Mo 09 00 123456789 123456789 06 21 01 0123456789 0123456 Press 4 wares Press 4 lt lt Date and current Status of the inputs Status of the outputs time of day only appl
34. information on connection in the product information document shipped with your device and the technical specifications in Appen dix A relating to permissible voltage tolerances line fre quency and current consumption Note Power failure might result for instance in an additional edge after power restoration with edge triggered special functions Data of the last uninterrupted cycle are stored in LOGO 22 LOGO Manual A5E00119092 01 Installing and wiring the LOGO Connecting This is how you connect your LOGO to the power supply LOGO with DC LOGO with AC supply voltage supply voltage L Li Ld M N 280000309 BBO s E EA W Protection by fuse With voltage peaks use a varistor if required recommended for MOV with at least 20 higher op 12 24 RC 0 8 A erating voltage than nominal voltage 24 2 0 A Note LOGO has protective insulation A ground terminal is not necessary Protective circuit with AC voltage You can eliminate line voltage peaks with a metal oxide varistor MOV Make sure the operating voltage of the va ristor exceeds the rated voltage by at least 20 e g S10K275 LOGO Manual A5E00119092 01 23 Installing and wiring the LOGO 2 3 2 Connecting LOGO inputs Connecting Prerequisites Connect sensors to the inputs Sensors may be pushbut tons switches photoelectric barriers daylight control switch
35. is deter mined and started at the 0 to 1 transition of the status at input EN The output is set to 1 on expiration of the on delay time if the status at input En is 1 at least for the duration of the on delay time The time is reset if the status at input En returns to 0 be fore the on delay time has expired When the status at input En returns to 0 a random time off delay between Os and T is determined and started The output is reset to 0 on expiration of the off delay time if the status at input En is 0 at least for the duration of the off delay time The time is reset if the status at input En returns to 1 be fore the on delay time has expired The time elapsed is reset after a power failure 132 LOGO Manual A5E00119092 01 LOGO Functions 4 4 16 Frequency Threshold Trigger Short description The output is switched on and off depending on two speci fied frequencies Symbol in LOGO Fre 4 Par JJ LP Wiring input Fre Description At input Fre you connect the input that supplies the pulses to be counted Use e inputs 15 I6 for fast counting operations only LOGO 12 24 RC RCo and LOGO 24 max 1 kHz e any other input or circuit component for counting low frequencies Parameter Par SWt on threshold SWt SW SW off threshold G_T G_T Time interval or gate time during which the pulses are measured Output Q Q is switched on and off de pendin
36. is switched automatically from STOP to RUN mode LED toggles from red to green 4 If at least on function is switched retentive or if you have used a function that is permanently retentive the current values are also retentive at POWER OFF Note If a power loss occurs while you are entering a program the program in LOGO is deleted after power is returned You should therefore save your original program before changing it on a program module card or on a computer LOGO Soft Comfort LOGO Manual A5E00119092 01 33 Installing and wiring the LOGO LOGO Basic operating states LOGO Basic knows tow operate states STOP and RUN STOP Display No Program not LOGO RCo LOGO to programming mode not LOGO RCo The LED lights up red only LOGO RCo RUN Display screen form for monitoring I O and mes sages after START in the main menu not LOGO RCo LOGO to programming mode not LOGO RCo The LED lights up green LOGO RCo Action by LOGO The inputs are not read The program is not exe cuted The relay contacts are al ways open or the transistor outputs are switched off Action by LOGO LOGO reads the state of the inputs LOGO calculates the state of the outputs with the pro gram LOGO switches the relays transistor outputs on or off LOGO Expansion modules operating state LOGO expansion modules know three operating states
37. n o contact e S3 n c contact e S4 n c contact Main contactor Solenoid valve Pressure switch Float switch Float switch Float switch LOGO Manual A5E00119092 01 Applications Circuit diagram of the LOGO solution Pressure switch Float switch for dry run protection Off 13 Float switch for dry run protection On 4 P Float switch for drin king water supply B Off Drinking water supply line Q2 Float switch for drinking water supply Off p _1 8 7 4 Special Features and Expansion Options The circuit diagram shows how you can wire the pump con trols and the solenoid valve The layout corresponds to that of the circuit diagram You also have the option to integrate further functions for specific applications that could other wise only be realized in conventional technology under additional expenditure of switchgear e g e Enabling the pump at specific times e Indication of imminent or existing shortage of water e Reporting of system faults LOGO Manual A5E00119092 01 203 Applications 8 8 Further Application options Apart from the shown samples we have also published a collection of applications on the web www ad siemens de7 There you can find amongst other things e Irrigation system for greenhouse plants e Controlling of conveyor systems e Controlling of a bending machine e Shop window lighting e Bell system e g in a school e Parking lot surveillanc
38. on expiration of this time Symbol in LOGO R En Ih Fal J Far Wiring Input R Description R 0 Counting is enabled if Ral is not 1 R 1 Counter has stopped Use input R to reset the out put The time to go for the maintenance interval MN is set to the value MN MI The time elapsed is main tained Input En En is the monitoring input LOGO measures the time when this input is set Input Ral Ral 0 Counting is enabled if Ral is not 1 Ral 1 The counter has stopped Use input Ral Reset all to reset the counter and the output That is e output Q 0 e measured operating time OT 0 and e the time to go of the maintenance interval MN MI 124 LOGO Manual A5E00119092 01 LOGO Functions Symbol in Wiring Description LOGO Parameter Par MI maintenance interval to MI be specified in hour units MI can lie between 0 and 9999 hours Output Q The output is set when the time to go MN 0 see the timing diagram MI configured count value MN time to go OT total time elapsed since the last 1 signal at the Ral input Timing diagram R 1 y En 1 1 Ral Re cae ee p a 1 i Q MNEMI sce 22 Sh eana gi m P
39. on or off Use input R to reset the pulse relay to initial state that is the output is set to 0 After a power failure the pulse relay is reset and the output Q is set to 0 if you have not enabled retentivity LOGO Manual A5E00119092 01 111 LOGO Functions 4 4 7 Wiping Relay Pulse Output Short description An input signal generates a signal of specified length at the output Symbol in Wiring Description LOGO ion Input Trg You use input Trg Trigger mu m Q to start the time for the wip ing relay Parameter T T is the time after which the output is switched off 1 to 0 transition of the output sig nal Output Q Q is switched on with Trg as long as the time Ta expires and the input is set to 1 Parameter T For information on the parameter T refer to the note in Chapter 4 3 2 Timing diagram The bold printed section of the timing Trg 1 diagram is found again in the symbol Q f for the wiping relay Ta expires gt j T ke gt e T has not expired Description of the function The output status is switched to 1 after the input Trg is set to 1 The time Ta is started at the same time and the output remains set 112 LOGO Manual A5E00119092 01 LOGO Functions When Ta reaches the value specified in T Ta T the status of output Q is reset to 0 pulse output On input Trg transition from 1 to 0 before the specified tim
40. one why not write to us We will collect all the suggestions made and distribute as many of them as we can It does not matter how unusual or simple your LOGO might be Just write to us We shall be de lighted to receive all your suggestions Write to Siemens AG A amp D AS MVM LOGO PO Box 48 48 D 90327 Nuremberg 206 LOGO Manual A5E00119092 01 A Technical Data A 1 General Technical Data Criterion LOGO Basic Dimensions WxHxD Weight Installation Complies with Values 72 x 90 x55 mm Approx 190 g on a 35 mm profile rail 4 module widths or wall mounting LOGO Expansion module Dimensions WxHxD Weight Installation 36 x 90 x 55 mm Approx 90 g on a 35 mm profile rail 4 module widths or wall mounting Climatic environmental conditions Ambient temperature Cold Horizontal installation et 0 55 C are eat Vertical installation IEC 60068 2 2 0 55 C Storage transport 40 C 70 C Relative humidity IEC 60068 2 30 From 10 to 85 no condensation Air pressure 795 1080 hPa Pollutants IEC 60068 2 42 IEC 60068 2 43 SO 10 cm3 m3 4 days H2S 1 cm3 m3 4 days Mechanical environmental conditions Type of protection IP20 Vibrations IEC 60068 2 6 5 9 Hz constant am plitude 3 5 mm 9 150 Hz constant ac celeration 1 g LOGO Manual A5E00119092 01 207 Technical Data Crite
41. password is interrupted with ESC LOGO returns to the programming menu without saving the password You can also input your password in LOGO Soft Comfort You can only upload a password protected program in LOGO Soft Comfort or edit your program on the device after you have entered the correct password Changing the Password In order to change the password you must know the cur rent one In the programming menu 1 move gt to Password perVorA 2 Accept the Password OK Under Old enter your old password in our case AA by repeating steps 3 to 6 as described above 58 LOGO Manual A5E00119092 01 Programming LOGO The display now shows Old AA New Now you can enter a new password under New e g ZZ 3 Select Z Press A 4 To the next letter Press gt 5 Select Z Press A The display now shows Old AA New za 6 Confirm your new password OK ZZ is now your new password and you are back in the programming menu Deactivating the Password Let us assume you want to deactivate the password for whichever reason For example you want to grant another user read write access to your program Same as when changing it you must know your current password in our example ZZ In the programming menu 1 move gt to Password per Y or A 2 Accept the Password OK Under Old you must now enter your
42. the 19th of November This requires two yearly timer switches for which the respective on times must be configured The outputs are then linked via an OR Result 1st of March i block B01 Cam MM DD On 03 01 on time 1st of march Off 04 04 off time 4th of April B02 Cam MM DD in addition On 07 07 on time 7th of July Off 1 1 o 1 9 off time on 19th of November ngae o oR o Ra On B01 B02 off at 00 00 h 4th of April at 00 00 h LOGO Manual A5E00119092 01 19th of November at 00 00 h 121 LOGO Functions 4 4 11 Up Down Counter Short description Depending on the configuration an internal value is counted up or down at every input pulse The output is set when the configured count value is reached A special in put can be used to change the counting direction Symbol in LOGO R T Cnt Far Wiring Input R Description Input R resets the internal count value and the output to zero Input Cnt The counter counts the 0 to 1 transitions at input Cnt 1 to 0 transitions are not counted Maximum counting frequency at the input termi nals 5 Hz Input Dir You specify the counting di rection via the input Dir Dir 0 Up count Dir 1 Down count Parameter Par Lim Counter value limit at which the output is reset by the internal count value Ret Enabling retentivity Output Q Q is switched on when the count va
43. water is low in the reservoir dry run protection 8 7 2 Previous Solution Auxiliary circuit L1 K3 S3 S2 3 pis KA sA s4 K3 s3 K4 gt K1 Ko K3 K4 y1 X N e a Pump Tracking time Dry run Pure water protection supply line The pump and a solenoid valve are controlled by means of a pressure switch and 3 float switches installed in the rain water reservoir The pump must be switched on when the pressure level in the cylinder drops below minimum Once the operating pressure has been reached the pump is switched off again after a tracking time of a few seconds The tracking time prevents an oscillation of the water pump if water is drawn off over any length of time LOGO Manual A5E00119092 01 201 Applications 8 7 3 Service water pump with LOGO 230 RC 202 ti x as moe Pump Drinking water supply line Apart from the LOGO all you need is a pressure switch and the float switches to control the pump If you are using a 3 phase AC motor you must use a power contactor for switching the pump For single phase AC pump systems you must provide a contactor if the current consumption of the AC motor exceeds the capacity of the output relay Q1 The power of a solenoid valve is low enough to allow direct controlling e Ki e Y1 e S1 n o contact e 2
44. 0 3 0 6 W e 24V 0 6 1 2 W Electrical isolation No Reverse polarity protection Yes Ground terminal for connecting ground and shielding of the analog measuring line Analog inputs sion Number 2 Type Unipolar Input range 0 10 V or 0 20 mA Resolution 10 bit standardized to 0 1000 Cycle time for analog value 50 ms generation Electrical isolation No Line length shielded and 10m twisted Encoder supply voltage none Error limit 1 5 Interference frequency suppres 55 Hz 218 LOGO Manual A5E00119092 01 Technical Data Switching capacity and service life of the relay outputs Ohmic load Switching cycles million A 0 55 12 24 V AC DC Maximum 10 A 115 120 V AC Maximum 10 A 0 44 230 240 V AC Maximum 10 A 0 37 0 24 0 17 T T T T T gt 2 4 6 8 10 Switched current A Figure A Switching capacity and service life of the contacts at ohmic load heating Inductive load Switching cycles million A 12 24V ACIDC Maximum 2 A 1 07 115 120 V AC Maximum 3 A 0 9 7 230 240 V AC Maximum 3 A 0 84 0 77 0 67 0 57 0 44 0 37 0 27 0 17 m gt 1 2 3 Switched current A Figure B Switching capacity and service life of the contacts at highly induc tive load to IEC 947 5 1 DC 13 AC 15 contactors solenoid coils motors LOGO Manual A5E00119092 01 219 Technical Data A 6 Technical Data LO
45. 01 213 Technical Data LOGO LOGO 24 LOGO 24 RC AC DM8 24 LOGO 24 RCo AC Incandescent lamp load 1000 W 25 000 switching cycles at Fluorescent tubes with choke 10 x 58 W 25 000 switching cycles Fluorescent tubes conven 1x58 W tionally compensated 25 000 switching cycles Fluorescent tubes uncom 10x 58 W pensated 25 000 switching cycles Short circuit proof and over Yes load proof Short circuit current limitation Approx 1 A Derating none across the to tal temperature range none across the to tal temperature range Short circuit proof cos 1 Power protection B16 600A Short circuit proof cos 0 5 to 0 7 Power protection B16 900A Parallel switching of outputs to increase power Not permitted Not permitted Protection of output relay if desired max 16 A characteristic B16 Switching rate Mechanical 10 Hz Electrical 10 Hz Ohmic load lamp load 10 Hz 2 Hz Inductive load 0 5 Hz 0 5 Hz 214 LOGO Manual A5E00119092 01 Technical Data A 4 Technical Data LOGO 12 24 and LOGO DM8 12 24R LOGO LOGO LOGO DM8 12 24 RC LOGO 12 24R Power supply Input voltage 12 24 V DC 12 24 V DC Permissible range 10 8 15 6 V DC 20 4 28 8 V DC 10 8 15 6 V DC 20 4 28 8 V DC Reverse polarity protection Yes Yes Power consumption
46. 04 10h 04 00 hours 240 minutes 00 10 hours 10 minutes 250 minutes 94 LOGO Manual A5E00119092 01 LOGO Functions Note Always specify a time T 0 10 s The time T is not de fined for T 0 05 s and T 0 00 s Accuracy of T All electronic components have slightly different parame ters This can cause deviations in the configured time T With the LOGO the maximum deviation is 0 02 If 0 02 of time T is smaller than 0 1 seconds the maxi mum deviation is 0 1 seconds Example The maximum deviation for 1 hour 8600 seconds is 0 02 that is 0 72 seconds The maximum deviation for 1 minute 60 seconds is 0 1 seconds Timer switch accuracy In order to prevent inaccuracies of clock timing in the C versions as a result of this deviation the timer switch is continuously compared with a highly accurate timebase and readjusted This results in a maximum timing deviation of 5 s day 4 3 3 Buffering The Clock The internal clock of a LOGO continuous operation even on power failure that is the clock is buffered The duration of this buffering is influenced by the ambient temperature At an ambient temperature of 25 C the buffering time is normally 80 hours 4 3 4 Retentivity For special functions there is a possibility to keep circuit states and counter values retentive This however re quires that retentivity is enabled for the respective func tions An exception is the principal
47. 107 On time 117 On Off Delay 105 Open connectors 84 Operating characteristics 228 Hours counter Fetching MN and OT values Status indicator 229 Operating Hours Counter 124 hours counter Reading MN and OT values 126 LOGO Manual A5E00119092 01 Index Operating mode Changing operating mode 45 Programming mode OR 89 OR 89 OR not 90 pa connection Connecting 29 Outputs connecting Presentation on the Display p Par 77 Parameter Set Param 153 displaying hiding Inputs selecting setting T pa Parameter assignment Parameter assignment menu Parameter assignment screen form 116 Parameter Protection Parameters changing 155 LOGO Manual A5E00119092 01 Password assigning changing deactivating Wrong input 60 PC LOGO PC LOGO mode 169 PC cable 169 Planning 46 Power om a on return switch Power supply connecting 22 Pre warning duration 142 Pre warning time 142 Profile rail 15 Program cycle 225 Program module Card gt LOGO LOGO gt Card 163 copying 165 inserting red removing yellow 159 Program name assigning changing character set read 153 243 Index Programs Clear Prg Edit Prg 49 Password 57 Prg Name 55 archiving i changing 63 deleting 72 duplicati ng editing
48. 19092 01 LOGO Program Modules 6 4 Copying from the Module to LOGO You have a program module card containing your program You can copy the program to LOGO in two ways e Automatic copying when LOGO starts up POWER ON or e via the PC Card menu in LOGO Note if the program in the module Card is protected with the password X the copied program in the LOGO is also protected with the same password Before you copy a module written in another device type refer once again to the information on Compatibility of LOGO versions or devices in Chapter 6 1 Automatic copying when LOGO starts up Proceed as follows 1 Switch off the power supply to the LOGO POWER OFF 2 Remove the slot cover 3 Insert the program module card into the appropriate slot 4 Switch off the power supply to the LOGO Result LOGO copies the program from the program mod ule card to LOGO When LOGO has finished copying it displays the main menu gt Program PC Card Clock Start LOGO Manual A5E00119092 01 165 LOGO Program Modules Note Before you switch the LOGO to RUN you must ensure that the system you are controlling with LOGO does not represent a source of hazard 1 Move the gt character to Start perAor 2 Press OK Using the PC Card menu to copy 166 Read the note about changing the program module card This is how you copy a program from the pr
49. 2 to connector 12 of the LOGO e Connect S3 to connector 13 of the LOGO Since only two inputs of the OR blocks are being used the third input of this block must be marked as unused This is indicated using the suffix x Likewise only 2 inputs of the AND block are used Thus the third input is also marked as unused by the suffix x The output of the AND block controls the relay of output Q1 The load E1 is connected to output Q1 LOGO Manual A5E00119092 01 43 Programming LOGO Wiring example The following table shows you the wiring based on a 230 V AC version of LOGO Tite S3 Wiring of the inputs Li N WW 2 13 14 lt x 22 2 Q Output wiring i1__ _ Last amp N e 44 LOGO Manual A5E00119092 01 Programming LOGO 3 4 The 4 Golden Rules for Working with LOGO Rule 1 Changing operating mode Edit the circuit in programming mode After Power On and if No Program Press ESC is displayed you can open the programming mode by pressing the ESC key You can edit the time and parameter values of an exist ing program in the parameter assignment mode and in programming mode Start RUN mode by executing Start in the main menu In RUN mode you can return to parameter assign ment mode via ESC key If you want to return from parameter assignment mode to programming mode execute the Stop command in the parameter assignment menu
50. 2V 1 9A LOGO Power 12V 4 5A LOGO Power 24V 1 3A LOGO Power 24V 2 5A 6EP1 321 1SH01 6EP1 322 1SH01 6EP1 331 1SH01 6EP1 332 1SH41 Others PC cable 6ED1 057 1AA00 0BAO Manual 6ED1 050 1AA00 0BE4 236 LOGO Manual A5E00119092 01 Abbreviations AM Analog module B01 Block number B01 BN Block number C in the LOGO device designation integrated clock Cnt Count input for counter Co Connector Dir Direction e g for counter DM Digital module En Enable e g for switching on the clock pulse generator BF Basic functions No Cams time switch parameters o in the LOGO device designation without display Par Parameter R Reset R in the LOGO device designation Relay outputs S Set e g setting the latching relay SF Special functions T Time parameter S Segment Trg Trigger parameter OBAS devices the latest LOGO Basic version described in this Manual LOGO Manual A5E00119092 01 237 238 LOGO Manual A5E00119092 01 Index Symbols on the display 71 A Analog Comparator 138 Values Analog module 2 AND 87 AND 87 AND not 88 Applications 171 AS Interface AS interface AS interface function module Asynchronous Pulse Generator 130 B Basic functions AND 87 ca with edge 87 NAND ars with edge 89 LOGO Manual A5E00119092 01 Basics on special functions 92 BF 61 85 Block 39 deleting 69 inter
51. 6 LOGO Manual A5E00119092 01 Applications You can also generate a message at output Q4 1 Q3 D Q4 Error Message The relay contacts of output Q4 are always closed when the system is in operation Relay Q4 does not drop unless there is a power failure or a fault in the system This con tact can be used for remote messaging for example LOGO Manual A5E00119092 01 187 Applications 8 4 Industrial Gate TIN Warning T light TTT Li Lt aL Safety pressure bar The entrance to a company s premises is often closed with a gate The gate is only opened to let vehicles in and out The gate is controlled by the gateman 8 4 1 Demands on the Gate Control System e The gate is opened and closed by operating a pushbut ton in the gatehouse The gateman can monitor the op eration of the gate at the same time e The gate is normally fully opened or closed However the gate motion can be interrupted at any time e A flashing light is activated 5 seconds before the gate begins to move and continues for as long as the gate is in motion e A safety pressure bar prevents harm to persons and objects from getting trapped or damaged when the gate closes 188 LOGO Manual A5E00119092 01 Applications 8 4 2 Previous Solution Diverse kinds of control systems are used to operate auto matic gates The gate control circuit diagram shows one option Auxiliary circuit
52. 9092 01 Technical Data LOGO LOGO LOGO DM8 12 24 RC LOGO 12 24R Incandescent lamp load 1000 W 1000 W 25 000 switching cycles at Fluorescent tubes with choke 10 x 58 W 10x 58 W 25 000 switching cycles Fluorescent tubes conven 1x 58 W 1x58 W tionally compensated 25 000 switching cycles Fluorescent tubes uncom 10x 58 W 10x 58 W pensated 25 000 switching cycles Short circuit proof and over load proof Short circuit current limitation Derating none across the to tal temperature range none across the to tal temperature range Short circuit proof cos 1 Power protection B16 600A Power protection B16 600A Short circuit proof cos 0 5 to 0 7 Power protection B16 900A Power protection B16 900A Parallel switching of outputs to increase power Not permitted Not permitted Protection of output relay if desired max 16 A characteristic B16 max 16 A characteristic B16 Switching rate Mechanical 10 Hz 10 Hz Electrical Ohmic load lamp load 2 Hz 2 Hz Inductive load 0 5 Hz 0 5 Hz LOGO Manual A5E00119092 01 217 Technical Data A 5 Technical Data LOGO AM 2 Power supply LOGO AM 2 Input voltage 12 24 V DC Permissible range 10 8 15 6 V DC 20 4 28 8 V DC Power consumption 25 50 mA Voltage failure buffering typ 5ms Power loss at e 12V
53. 92 01 147 LOGO Functions 4 4 22 Softkey Short description This logical function has the effect of a mechanical momen tary switch or of a switch Symbol in LOGO En Z gt Wiring Input En Description On a 0 to 1 transition of the status at input En Enable the output Q is switched on provided Switch On was confirmed in parameter as signment mode Parameter Par When programming Par gives you the option to use the function as momen tary pushbutton in one cycle or to use it as switch Ret off no retentivity on the status can be saved retentive In RUN mode Switch switches the push button or switch on or off Output Q Switches on if En 1 and if Switch On was confirmed with OK Factory default The factory default setting of Par is Pushbutton Timing diagram En Switch Q 148 LOGO Manual A5E00119092 01 LOGO Functions Description of the function The output is switched on after input En is set and in pa rameter assignment mode if On is selected in the param eter Switch On and confirmed with OK Whether the function was configured as pushbutton or switch is here of no concern The output is reset to 0 at three events At the 0 to 1 transition of the status at input En When the function was configured as pushbutton and one cy
54. A5E00119092 01 Applications Components used e K1 Main contactor e K2 Main contactor e SO n c contact STOP pushbutton e S1 n o contact Start pushbutton e S2 n o contact Flow sensor e S3 n o contact Flow sensor e H1 Indicator lamp e H2 Indicator lamp Circuit diagram of the LOGO solution This is what the circuit diagram of the air conditioning sys tem looks like with a LOGO On 1 Error Q3 Q1 Exhaust off 12 fan Exhaust fan Q1 amp Q2 x Fresh air Exhaust air 13 fan Exhaust fan flow sensor Exhaust air flow sensor 13 Exhaust fan Fresh air flow sensor 14 LOGO Manual A5E00119092 01 185 Applications 8 3 2 Advantages of Using LOGO When using the LOGO you require less switchgear That saves you installation time and space in the control cabinet You might even be able to use a smaller control cabinet Additional options when using LOGO e The free output Q4 can be used as a potential free contact for signaling a fault or a power failure e It is possible to switch off of the fans via sequential cir cuit These functions can be incorporated without additional switchgear Block diagram of the enhanced LOGO solution The fans at Q1 and Q2 are switched on and off as shown in the following circuit On 1 Fault Q3 Off Exhaust air flow 13 sensor Q1 exhaust fan Exhaust air flow 1 sensor Fresh air flow sensor 18
55. ESC This opens the parameter assignment menu Select Stop confirm with OK move gt to Yes and confirm once again with OK See page 45 2 In the main menu select Program 3 In the programming menu select Edit Prg If required enter the password and confirm with OK You can now modify the existing program How to insert a new block in a program Move the cursor underneath the B in B01 B01 is the block number of the OR Move the cursor press the lt key B01 4 Q1 We now insert the new block at this position Press OK LOGO shows you the BN list Men o1 Select the SF list w key The SF list contains the blocks for the special functions M sr Q1 Confirm with OK 64 LOGO Manual A5E00119092 01 Programming LOGO The block of the first special function is displayed When you select a special or basic function block LOGO displays the respective function Trg E block The full square cursor is positioned in T L Q1 the block Use the keys W or A to select the required block Select the block off delay see next diagram and confirm with OK OK is here preceded with BO 2 The inserted block is assigned the block Tr fl number B02 Block B01 up to now con B 01 ToL nected to Q1 is automatically connected to R i Q1 the upper input of the new block The cursor T is positioned at the upper input of the new
56. GO Manual A5E00119092 01 Applications 8 5 1 Demands on the Gate Control System e Every gate is opened and closed by means of a cord operated switch The gate is here fully opened or closed e Every gate can also be opened and closed per local pushbutton e The gate can be opened and closed via the bus link to the gatehouse The GATE OPEN or GATE CLOSED status is indicated e A flashing light is activated 5 seconds before the gate begins to move and continues for as long as the gate is in motion e A safety pressure bar prevents harm to persons and objects from getting trapped or damaged when the gate closes Wiring the gate controls with LOGO 230 RC and FM ASi L1 g e Gate Gate Flashing LOGO Manual A5E00119092 01 193 Applications Components used e Ki e K2 e SO n o contact e S1 n o contact e S2 n o contact e S3 n o contact e S4 n c contact e S5 n c contact e S6 n c contact Higher level control system Main contactor for opening Main contactor for closing Cord operated switch OPEN Cord operated switch CLOSE Open switch CLOSE pushbutton OPEN GATE position switch CLOSE GATE position switch Safety pressure bar e Q5 OPEN GATE position switch e Q6 CLOSE GATE position switch e 19 External OPEN GATE pushbutton e 110 External CLOSE GATE pushbutton 194 LOGO Manual A5E00119092 01 Applicatio
57. GO Power 12 V LOGO Power 12 V is a switched mode primary power supply unit for LOGO devices Two current intensities are available LOGO Power LOGO Power 12V 1 9A 12V 4 5A Input data Input voltage 120 230 VAC Permissible range 85 264 V AC Permissible mains frequency 47 63 Hz Voltage failure buffering gt 40 ms at 187 V AC Input current 0 3 0 18A 0 73 0 43 A Make current 25 C lt 15A lt 30A Device protection Internal Recommended circuit gt 6 A characteristic D breaker IEC 898 in mains in gt 10 A characteristic C feed Output data Output voltage 12 V DC Overall tolerance 3 Adjustment range 11 1 12 9 V DC Residual ripple lt 200 MVpp Output current 1 9A 4 5A Overcurrent limiting 2 4 A 4 5A Efficiency 80 Parallel switching to increase Yes power Electromagnetic compatibility Interference suppression EN 50081 1 EN 55022 Class B Interference immunity EN 50082 2 220 LOGO Manual A5E00119092 01 Technical Data Safety LOGO Power 12V 1 9A LOGO Power 12V 4 5A Electrical isolation primary secondary Yes SELV to EN 60950 VDE 0805 Safety class II to IEC 536 VDE 0106 T1 Type of protection IP 20 to EN 60529 VDE 470 T1 CE marking UL CSA certification FM approval Yes Yes UL 508 CSA 22 2 In preparation General details Ambient temperature range
58. LOGO Manual A5E00119092 01 5 a 8 8 8 8 S S NNR elelslale Contents 3 6 3 6 1 3 6 2 3 6 3 3 6 4 3 6 5 3 6 6 3 6 7 3 6 8 3 6 9 3 6 10 3 6 11 3 6 12 3 6 13 3 7 4 4 1 4 2 4 2 1 4 2 2 4 2 3 4 2 4 4 2 5 4 2 6 4 2 7 4 2 8 vi Program Input and Start Change to Programming mode First Program Editing a Program Assigning a Program Name Password LOGO to RUN mode Your Second Program Deleting a Block Deleting Multiple Interconnected Blocks Correcting Typing Errors on the Display Deleting a Program Summertime Wintertime Conversion Memory Space and Size of a Circuit LOGO Functions Constants and Connectors Co 0 List of basic functions BF AND AND Edge triggered AND NAND AND not NAND With Edge Evaluation OR OR 5 NOR OR not XOR exclusive OR NOT Negation Inverter IEE LOGO Manual A5E00119092 01 Contents 4 3 Basics on special functions 4 3 1 Designation of the inputs 4 4 3 2 Time Response 0 ce eee eee eee 4 3 3 Buffering The Clock 000 eee eee 4 3 4 Retentivity 0 eee eee 4 3 5 Parameter Protection
59. O 230 RCo looks like DADDODPQAOIAIAGPYD Less is definitely more Your benefits LOGO Manual Improved economies without the operating element Requires less switch cabinet space than conventional hardware Substantial benefits with regard to flexibility and prime costs compared to stand alone electronic switchgear Of advantage even for applications in which merely two or three conventional switching devices can be re placed Very easy to use Cannot be used by unauthorized persons Compatible with LOGO basic variants Offers the option to read data via LOGO Soft Comfort A5E00119092 01 227 LOGO Without display Programming without an operating element You can program the LOGO without display in two ways e On the PC create a program with LOGO Soft Comfort and transfer it to the LOGO e Use a LOGO program module card and transfer the program contained in this device to the LOGO Without display Operating characteristics The LOGO is ready for operation when power is switched on Switching off a LOGO without display is equivalent to disconnecting the power supply e g as if you remove the plug LOGO RCo versions cannot be prepared for data transfer per keyboard and the programs cannot be started or stopped per pushbutton This is why the startup behavior of LOGO RCo versions has been slightly modified Startup characteristics The program in a module card that is plugged into the LOGO is copied i
60. Off 2 Change from Off to On perA ory 3 Confirm your entries with with OK B03 Par Here for example Switch On the switch is On 150 LOGO Manual A5E00119092 01 5 Configuring LOGO We consider parameter assignment as the configuration of block parameters You can set delay times for time func tions switching times for the timer switches the threshold value of a counter the monitoring interval of an operating hours counter and the on and off thresholds of the triggers You can configure the parameters e In programming mode e In parameter assignment mode In parameter assignment mode the programmer config ures the parameters We introduced this parameter assignment mode to allow editing of the parameters without having to change the pro gram In this way for example a user can edit parameters without having to switch to programming mode The advan tage The program and thus the circuit is protected but can still be modified by the user of the circuit to suit re quirements Note In parameter assignment mode the LOGO continues processing of the program LOGO Manual A5E00119092 01 151 Configuring LOGO 5 1 Switching To Parameter Assignment Mode In RUN mode you can switch to parameter assignment mode by pressing the ESC key Mor 092330 and press ESC 06 21 01 LOGO switches to parameter assignment mode and dis plays Parameter as
61. Off 23 10 Result Cam 1 21 ol 4 eal Me eM oe i A i i 1 i Q Monday Wednesday l Friday l Sunday Tuesday Thursday Saturday LOGO Manual A5E00119092 01 119 LOGO Functions 4 4 10 Yearly Timer Switch Short description The output is controlled via a specified on off date Note The LOGO 24 version does not have a clock Therefore the yearly timer switch cannot be used for this version Symbol in Wiring Description LOGO input Cam In the Cam parameters you Mo a configure the on off times for the cams of the yearly timer switch Output Q Q is switched on when the configured cam is switched on Timing diagram Feb mar Apr A A c Bu Ve N MM DD See ee ae O arrasti Od On 02 20 1 1 1 off Off 04 03 i i 20th of February 3rd of April at 00 00 h at 00 00 h Description of the function At the specified on time the yearly timer switch switches on the output At the specified off time the yearly timer switch switches off the output The off date specifies the day on which the output is reset to 0 again The first value identifies the months the second value the day 120 LOGO Manual A5E00119092 01 LOGO Functions Sample configuration On 1st of March the output of a LOGO is to be switched on until the 4th of April On 7th of July it is switched on once again until
62. Only few manual pages later you are going to have your first running program stored in the LOGO With a suitable hardware switches etc you will then be able to carry out your first tests LOGO Manual A5E00119092 01 35 Programming LOGO 3 1 Connectors LOGO has I Os Example of a configuration with several modules Inputs Outputs Analog inputs Each input is identified by the letter and a number When you look at the LOGO from the front you can see the con nectors for the inputs at the top Only the analog module LOGO AM2 has its inputs at the bottom Each output is identified by the letter Q and a suffix You can see that the connectors of the outputs are located at the bottom 36 LOGO Manual A5E00119092 01 Programming LOGO Note LOGO can recognize read and switch the I O of all ex pansion slots regardless of their type The I O is shown in the order of the module arrangement The following I Os and memory bits are available for pro gramming l1 to 124 Al1 to Al8 Q1 to Q16 and M1 to M8 For the LOGO 12 24 and LOGO 24 inputs I7 and 18 applies if Ix is used in the program the input signal is in terpreted as digital signal with Alx it is an analog signal Input Alx can only be the connector that is actually capa ble of carrying an analog signal LOGO Manual A5E00119092 01 37 Programming LOGO LOGO s connectors The term connector refers to all connections and
63. Restrictions Circuit status transition 0 1 1 0 When the circuit state changes from 0 to 1 circuit state 1 and in the case of a change from 1 to 0 circuit state 0 must be in place for at least one program cycle for LOGO to recognize the new circuit status The cycle time of the program processing depends on the size of the program In Chapter 3 7 you can find a descrip tion of a short test program that will help you to work out the current cycle time LOGO Manual A5E00119092 01 25 Installing and wiring the LOGO Special features of LOGO 12 24 RC RCo and LOGO 24 e Fast inputs 15 and l6 These versions are also equipped with inputs for frequency functions The same restrictions do not apply to these fast inputs Note There are no changes in the standard version compared to previous Basic devices OBAO to OBA2 I5 and l6 are still the fast inputs that is no changes are necessary to trans fer the program written in these versions to the new OBA3 devices In contrast programs written in a LOGO L ver sion fast inputs 111 112 must be changed Expansion modules do not have fast inputs e Analog inputs I7 and I8 With the LOGO 12 24 RC RCo and LOGO 24 versions the inputs I7 and 18 can be used as normal digital inputs or as analog inputs How the input is used depends on its pur pose in the LOGO control program You can use the digital capability of the input with 17 18 and its analog capabi
64. Solution The two conventional options for switching the lights e The pulse relay e The automatic staircase time switch The wiring for these two lighting systems is identical Lights Distribution box Distribution per Pulse relay Switches or automatic staircase lighting switch Components used e Switches e Automatic staircase time switch or pulse relay 172 LOGO Manual A5E00119092 01 Applications Lighting system with pulse relay Function of a lighting system with pulse relay e Actuate any pushbutton The lighting is switched on e Actuate any of the pushbuttons once again The lighting is switched off Disadvantage One often forgets to switch off the lights Lighting system with an automatic staircase time switch When an automatic staircase time switch is used the light ing system behaves as follows e Actuate any pushbutton The lighting is switched on e On expiration of the preset time the lights switch off au tomatically Disadvantage The light cannot be switched on for a lon ger period of time e g when cleaning the staircase The switch for continuous lighting is usually installed on the au tomatic staircase time switch that may be difficult or impos sible to access 8 1 3 Lighting System with LOGO With the LOGO you can replace the automatic staircase time switch or the pulse relay You can also implement both functions timed off delay and pulse relay in a single unit What is mor
65. The NOT block is an input status inverter The advantage of the NOT is for example For the LOGO you do not need break contacts anymore You simply use a make contact and convert it with the NOT into a break con tact Table of the NOT logic 1 Q 0 1 1 0 LOGO Manual A5E00119092 01 91 LOGO Functions 4 3 Basics on special functions 92 At first sight the special functions differ from the basic functions because of their different input designation Spe cial functions include timer functions retentivity and diverse parameter assignment options for customizing the pro gram In this section we should like to give you a brief overview of the input designations and of special basics relating to spe cial functions The special functions in particular are de scribed in Chapter 4 4 LOGO Manual A5E00119092 01 LOGO Functions 4 3 1 Designation of the inputs Logical inputs Here you find the description of the connections which can be linked to other modules or inputs of the LOGO device S set Input S can be used to set the output to 1 R reset The reset input R has priority over all other inputs it switches the outputs to 0 Trg trigger This input is used to trigger the start of a function cycle Cnt count This input is used to capture count pulses Fre frequency Frequency signals to be evaluated are input with this designation Dir direction This input for examp
66. Welcome to LOGO Dear Customer We thank you for the purchase of LOGO and congratulate you on your decision With the LOGO you have acquired a logic module that meets the stringent quality requirements of ISO 9001 LOGO can be used in many fields of applications Due to its high functionality and yet easy operation the LOGO offers you highly efficient economies for almost any application LOGO documentation This LOGO Manual contains information relating to the installa tion programming and the use of LOGO OBA3 Basic devices and LOGO OBAO expansion modules as well as their down compatibi lity to the previous Basic devices OBAO OBA1 and OBA2 OBAx are the last four characters of the order number used to distin guish the module series You can find information on wiring the LOGO in the LOGO ma nual and in the product info included with every device Find sup plementary information re programming the LOGO with the PC in the Online Help for LOGO Soft Comfort LOGO Soft Comfort is the programming software for PCs It runs under Windows Linux and Mac OS X and helps you to get familiarized with your LOGO and to write test print out and ar chive your programs independent of the LOGO Guide to the manual We have divided this manual into 9 chapters e Working with LOGO e Installing and wiring the LOGO e Programming LOGO e LOGO Functions e Configuring LOGO e LOGO Program Modules e LOGO Software e Appli
67. When prompted to confirm with Yes when Stop Prg ap pears move the cursor to Yes and confirm with OK You can find more information on operating modes in the Chapter LOGO Menu Structure Page 231 Rule 2 Outputs and inputs LOGO Manual Always program a circuit working from the output to wards the input You can connect an output to several inputs however you cannot fan out one input to several outputs You cannot connect an output to a preceding input in the same program path For such internal recursions you should interconnect memory bits or outputs A5E00119092 01 45 Programming LOGO Rule 3 Cursor and cursor movement When programming a circuit note Rule 4 Planning 46 When the cursor appears in the form of an underscore you can move the cursor Use the lt P or A key to move the cursor in the circuit Press OK to change to Select terminal block Press ESC to exit circuit programming When the cursor appears as solid square you should select a connector block Use the Y or A key to select a connector block Confirm your selection with OK Press ESC to go back one step Make a complete plan of your circuit on paper before you input the circuit or program LOGO directly using LOGO Soft or LOGO Soft Comfort LOGO can only save complete programs If the circuit program is incomplete LOGO cannot exit the program ming mode LOGO Manual
68. al A5E00119092 01 Index F FM approval 9 Four golden rules 45 Frequency functions 26 Function blocks 39 Function module ASi Function module ASi 7 Functions G Gain 96 Golden rules 45 Ground terminal 23 Guidelines 11 H Hiding 67 Initialization memory bit 83 Inputs pute Bets connection 24 Digital Inputs Fast inputs Groups 25 On screen presentation 61 Inserting 64 LOGO Manual A5E00119092 01 Internet address 171 Inverter 91 L Latching Relay 109 LCD LED 229 Levels 84 List BF 85 Logic module Logical inputs 93 LOGO connecting to PC 169 Guidelines Installing Operating states 34 recognizing Structure of switching on uninstalling Variants 8 wiring 241 Index LOGO menus 47 LOGO Software 167 LOGO Soft Comfort 168 utilization Memory bits 83 Menu structure 231 Menus Main menu Menu Clock j assignment menu 47 Programming menu 47 Transfer menu 47 Message Texts Message texts Character set Mode Parameter assignment 152 parameter assignment programming Mounting Drilling template 21 Profile rail mounting Wall mounting 20 Mounting Guidelines 11 Multifunctional switch 143 242 N Name 55 NAND 88 Negation 91 NOR 90 NOT 91 O Off Delay 103 Off time 117 Offset 96 On Delay 101 retentive
69. al A5E00119092 01 67 Programming LOGO Exiting programming mode 68 You already know how to exit a program from our first pro gram As a reminder 1 Return to the programming menu ESC 2 Return to the main menu ESC 3 Move gt to Start per ory 4 Confirm Start OK LOGO has now returned to RUN mode You can use or Pb for viewing and Th 09 30 monitoring the status of I Os 06 21 01 LOGO Manual A5E00119092 01 Programming LOGO 3 6 8 Deleting a Block Let us assume in your program you want to delete block B02 and connect B01 directly to Q Proceed as follows 1 2 3 o gt Switch the LOGO to programming mode as a reminder refer to page 45 Select Edit Prg per ory Confirm Edit Prg OK If required enter the password and confirm with OK Position the cursor on the input of Q1 that is under neath B02 Use the lt 4 B02 Q1 Confirm with OK Now replace the block B02 with block B01 directly on output Q1 How to do this Select the BN list perAor Accept the BN list OK Select BO1 perAor Accept B01 OK Result Block B02 is deleted because it is not used in the circuit Block B01 is now connected directly to the output instead of B02 LOGO Manual A5E00119092 01 69 Programming LOGO 3 6 9 Deleting Multiple Interconnected Blocks 70 In the following pro
70. ants and Connectors Co Inputs Constants and Connectors Co are inputs outputs memory bits and fixed voltage levels constants 1 Digital inputs Digital inputs are designated with an I The numbers of the digital inputs 11 12 correspond with the numbers of the input connectors of the LOGO Basic and of the connected digital modules in the order they were installed See the figure on the next page 2 Analog inputs Outputs 82 The LOGO versions LOGO 24 LOGO 12 24 RC and LOGO 12 24 RCo are equipped with the inputs I7 and 18 which can also be used as Al1 and Al2 depending on the program If these inputs are used as I7 and 18 the input signal is interpreted as digital value When using Al1 and Al2 the signals are interpreted as analog value When you connect an analog module the inputs are numbered in the order of the existing analog inputs When selecting the in put signal in programming mode only the analog inputs Alt to Al8 are offered for special functions which sensibly ought to be connected to analog inputs See the figure on the next page Outputs are designated with a Q The numbers of the out puts Q1 Q2 correspond to those of the of the output connectors of the LOGO Basic and of the connected ex pansion modules in the order they were installed See the figure on the following page LOGO Manual A5E00119092 01 LOGO Functions Inputs Outputs Analog inputs Memory bit
71. ar l E Ml 5h MN 0 LE 1 E i CMS A i na i 1h x x R 1h OT er R The counter holds when R or Ral is set MI configured time interval MN time to go OT total time elapsed since the last 1 signal at the Ral input LOGO Manual A5E00119092 01 125 LOGO Functions Description of the function The hours counter monitors the input En As long as the status of this input is 1 LOGO determines the time ex pired and the time to go MN The LOGO displays the times in parameter assignment mode Output Q is set to 1 when the time to go MN 0 Use input R to reset output Q and time to go counter to the specified value MI The internal counter OT continues the count Use input Ral to reset output Q and the time to go counter to the specified value MI The internal counter OT is reset to 0 Viewing MN and OT values e LOGO Basic with display In parameter assignment mode you can view the actual values of MN and OT while the program is running e LOGO Basic without display with LOGO Soft Comfort refer to Chapter 7 for additional information you can read the values as follows Note The PC link must be connected to the LOGO before you switch on the power supply 126 1 In the Extras transfer menu select the menu item Hours counter A connection is automatically estab lished to the LOGO and the current program is fetched 2 An Info box pops up showing the da
72. ary circuit L1 S2 K3 K3 i B1 B2 K3 K3 l S2 of 1 of K4 lt f B1 K2 t K1 T B2 f K1 K2 K3 K4 i N e e e Open Close Open door Waiting time When someone enters the detection range of the motion sensors B1 or B2 the door is opened via K3 After the detection range of the two motion sensors has been cleared for a minimum period K4 enables the closing motion 8 2 3 Door Control System with LOGO With LOGO you can simplify this circuit considerably What is left to do is to connect the motion sensors limit switches and power contactors to the LOGO LOGO Manual A5E00119092 01 177 Applications Wiring the door control system with LOGO 230 RC ki K1 K2 Open Close Components used e K1 Main contactor Open e K2 Main contactor Close e S1 n c contact Limit switch Closed e S2 n c contact Limit switch Open e Bi1 n o contact Infrared motion detector outdoor e B2 n o contact Infrared motion detector indoor 178 LOGO Manual A5E00119092 01 Applications Door Control System with LOGO Block Diagram This is what the circuit diagram of the conventional solution looks like You can simplify this circuit if you make use of the LOGO functions You can use the off delay to replace the latching relay and the on delay The block diagram below illustrates this simplification
73. at 10 x 58 W at 25 000 switching cycles 230 240 V AC 230 240 V AC 210 LOGO Manual A5E00119092 01 Technical Data Fluorescent tubes conven tionally compensated 25 000 switching cycles LOGO 230 RC LOGO 230 RCo 1 x 58 W at 230 240 V AC LOGO DM8 230R 1 x 58 W at 230 240 V AC Fluorescent tubes uncom pensated 25 000 switching cycles 10 x 58 W at 230 240 V AC 10 x 58 W at 230 240 V AC Short circuit proof cos 1 Power protection B16 600A Power protection B16 600A Short circuit proof cos 0 5 to 0 7 Power protection B16 900A Power protection B16 900A Derating none across the to tal temperature range none across the to tal temperature range Parallel switching of outputs to increase power Not permitted Not permitted Protection of output relay if desired max 16 A characteristic B16 max 16 A characteristic B16 Switching rate Mechanical 10 Hz 10 Hz Ohmic load lamp load 2 Hz 2 Hz Inductive load 0 5 Hz 0 5 Hz LOGO Manual A5E00119092 01 211 Technical Data A 3 Technical Data LOGO 24 and LOGO DM8 24 LOGO LOGO 24 LOGO 24 RC AC DM8 24 LOGO 24 RCo AC Power supply Input voltage 24 V DC 24 V AC Permissible range 20 4 28 8 V DC 20 4 26 4 V AC Reverse polarity prot
74. ber An AND is the first block in the list of basic functions The cursor is dis played as solid square thus prompting you to select a block Now press the or A key until the OR block is displayed The cursor square is still positioned in the block Your entire program looks like this B01 gt 1 You have now entered the first block Each block you enter is assigned a block number What is now left to do is to wire the inputs of the block This is how it is done Press OK The is what you see in the display Fco B01 52 LOGO Manual A5E00119092 01 Programming LOGO Select the Co list Confirm with OK The is what you see in the display B01 The first element in the Co list is the Input not used char acter an x Use the keys or A to select input 11 Note Use the key W to go to the start of the Co list 11 12 to lo and again x Use the A key to start at the end of the Co list lo hi Q to 11 and once again x B01 Q1 Press OK I1 is now connected to the input of the OR block The cursor jumps to the next input of the OR block The is what you see in the display Up to this point your program in LOGO looks like this B01 B01 vA z1 Q1 a1 LOGO Manual A5E00119092 01 53 Programming LOGO Now connect input 12 to the input of the OR block You al ready know how to do this 1 S
75. bol in LOGO 1 2 JAT a 3 The output status of an edge triggered AND is only 1 if all inputs are 1 and if at least one input was 0 in the previous cycle The status of a block input pin which is not connected x is x 1 LOGO Manual A5E00119092 01 87 LOGO Functions Timing profile for the edge triggered AND 4 2 3 NAND AND not 2 3 Qi Cycle va aes f f Parallel connection of multiple break contacts in the circuit diagram r 7 rz_ x gt ee a ee ae 0 Symbol in LOGO 1 2 a a The output status of the NAND is only 0 if all inputs are 1 that is if the contacts are closed The status of a block input pin which is not connected x is x 1 Table of the NAND logic 88 1 2 3 Q 0 0 0 1 0 0 1 1 0 1 0 1 0 1 1 1 1 0 0 1 1 0 1 1 1 1 0 1 1 1 1 0 LOGO Manual A5E00119092 01 LOGO Functions 4 2 4 NAND With Edge Evaluation Symbol in LOGO 1 3 The output status of the NAND with edge evaluation is only 1 if at least one input is 0 and if all inputs were 1 in the previous cycle The status of a block input pin which is not connected x is x 1 Timing profile for the NAND with edge evaluation 1 1 1 1 1 1 1 1 1 1 Ow N f 1 f f i f i i f f f Cycle 1 2 3 4 5 6 7 8 9 1 0 4 2 5 OR OR The parallel conn
76. can read the program name in programming mode and in parameter assignment mode 56 LOGO Manual A5E00119092 01 Programming LOGO 3 6 5 Password You can assign a password in to protect it from being edited by unauthorized persons How to assign a password The maximum password length is 10 characters It consists of uppercase letters only A to Z On the device you can only assign edit and deactivate the password in the Password menu In the programing menu 1 move gt to Password per V or A 2 Accept the Password OK Use the keys V or A to move up and down the alphabet to select your letters Since LOGO allows only uppercase letters for the password you can quickly access the letters at the end of the alphabet faster by using the key A Press 4 once gives you a Z Pressing A twice gives you a Y etc Let us now assign the password AA to our first program The display shows Old No Password New The procedure is the same as for entering the program name Under New enter 3 Select A Press V 4 To the next letter Press gt 5 Select A Press V LOGO Manual A5E00119092 01 57 Programming LOGO The display now shows Old No Password New 6 Confirm the password OK Your program is now password protected with AA and you have been returned to the programming menu Note If the input of the new
77. cations e Appendices LOGO Manual A5E00119092 01 Welcome to LOGO Major changes to previous Basic devices OBAO to OBA2 e The design of LOGO Basic versions is improved all versions are equipped with 8 inputs and 4 outputs e LOGO Basic is modular all versions are equipped with an ex pansion interface e LOGO is a versatile equipment there is a series of expansion modules available to you including for example digital mod ules and an analog module New features of the current Basic devices OBA3 e Password protection for the user program e Program name e Special Softkey function e New menu item S W Time for automatic summertime winter time conversion e Acknowledgment of the message text in RUN mode e Wall mounting is possible Additional support Queries related to your LOGO can be answered quickly and ea sily on our website http www ad siemens de logo ii LOGO Manual A5E00119092 01 Welcome to LOGO Safety guidelines gt gt The notes in this user manual are for your own personal safety and for preventing damage to assets You should read them care fully and follow the instructions they give you These instructions are highlighted by a warning triangle and are marked as follows according to their danger level Danger Warns that death serious harm to health or damage to assets will result if the respective precautionary mea sures are not taken Warni
78. ce and vice versa Red program module A program is protected if it is transferred from a red mod ule to the LOGO Such a protected program can only run if the red module remains inserted in LOGO during runtime A protected program cannot be edited A program is not protected anymore when the correct password is entered If you create a program for the red module and want to edit it at a later time you must assign it a password Compatibility Under current versions OBA3 devices A module written in one of the basic versions OBAS de vices can be read in all other basic versions Under previous versions OBAO to OBA2 devices A module e written in a standard version can be read in all the other versions e written in a LOGO L version can be read in all other LOGO L versions but not in a standard version e written in a LOGO LB11 version can be read in all other LOGO LB11 versions but not in a standard ver sion or in a LOGO L version OBA3 devices gt OBAO to OBA2 devices A module written in one of the basic versions OBA3 de vices can only be read in OBA3 devices 160 LOGO Manual A5E00119092 01 LOGO Program Modules Upward compatibility The new OBA3 devices support upward compatibility A module written in one of the standard long or bus versions OBAO to OBA2 devices can be read in all basic versions OBA3 devices Note Re upward compatibility An ada
79. cle has expired since it was switched on When the position Off was selected in the parameter Switch and confirmed with OK in parameter assign ment mode Configuration of the Par parameter In programming mode 1 2 3 Select the Softkey function Select input En and confirm with OK The cursor is now positioned below Par Change to the input mode of Par Confirm with OK the cursor is now positioned to On BO3 Par On nL The function is configured as pushbutton Rem O f f _ The status is not retentive This is how to change Par to Switch and activate reten tivity Ret On 4 Toggling between the Pushbutton and Switch function LOGO Manual per or A5E00119092 01 149 LOGO Functions BO3 Par On Off 4 Function as Switch Rem Of f _ The status is not retentive 5 Change to retentivity per lt or gt 6 Enable retentivity per ory B03 Par Function as Switch On Off lt Rem n 7 Confirm your entries with with OK The status is retentive In parameter assignment mode RUN mode Here you can switch the parameter Switch on and off On Off In RUN mode LOGO displays BO3 Par Switch Off Let us assume you want to activate Switch On 1 Change into editing mode Confirm with OK the cursor is now positioned to
80. connected blocks 70 inserting a number 39 assigning 40 Block diagram BN 81 C CE marking ol Certification 19 Character set 56 Checking 67 Circuit diagram Circuit program 77 Circuit status transition 25 Clock Generator Symmetric Co 81 82 Compatibility Versions 160 Connecting Inputs 24 Connection Connector 16 239 Index Connectors 36 A aa lo 38 peer Bee fal ma Connectors 82 Constants 82 Control panel Conversion Summertime and Wintertime Correcting Typing Errors 71 Counter Operating Hours 124 Up Down 122 Cover CSA 9 Cursor 46 Cursor movement 46 Cycle time 225 D Demo versions 168 Digital module 2 Dimensions 15 Display 40 Display view Displaying 67 drag amp drop 168 240 E Edge evaluation 89 Edge triggering 87 Editing 64 Equipment types LOGO Example Air conditioning system 183 automatic door further applications Industrial gate 188 industrial rn controlling Monitoring 192 Lighting Corridor Staircase Luminous rows 196 Service water pump exclusive OR 91 Exiting programming mode 68 Expansion module Analog mo dule 38 Expansion module Digital mo dule Expansion modules 2 Analog module 2 Communication module 2 Digital module Operating state expansion modules 36 LOGO Manu
81. cuit is actually put to use You print out the entire circuit in one or several block diagrams sorted according to outputs You archive your circuits in your PC file system In this way you can retrieve a circuit directly for future changes You transfer the program to LOGO at a touch with just a few key operations Your LOGO is quickly retooled A5E00119092 01 167 LOGO Software LOGO Soft Comfort In LOGO Soft Comfort you can create your circuit pro grams efficiently and in a comfortable well arranged way wiring per keyboard Programs are created on the PC desktop per the drag amp drop routine Once you have created you program you can have the system evaluate your pro gram in order to determine the required LOGO version or you can determine this before you start programming One particularly user friendly feature is the offline program simulation facility which enables the simultaneous status display of multiple special functions and permits extensive documentation of the programs created This optional pro gramming software also offers a comprehensive Online Help on CD ROM LOGO Soft Comfort runs under Windows 95 98 Windows NT 4 0 Windows Me Windows 2000 Linux and Mac OS X It is capable of server operation and offers all the freedom and comfort for programming you could expect LOGO Soft Comfort V3 0 This is the current version of LOGO Soft Comfort As of Version 3 0 you w
82. d in a cir cuit diagram Nevertheless here is an example T The load E1 is switched on and off by means of e K the switches 1 OR S2 AND S3 The relay K1 picks up if K1 E1X S1 OR S2 AND S3 are e closed Realizing this circuit with LOGO In LOGO you construct a circuit by interconnecting blocks and connectors L1 a Wiring of the inputs S1 3 Program in LOGO N J 21 amp I1 I3 I2 Q1 x Xo N Wiring of the outputs To convert a circuit in LOGO start at the output of the cir cuit The output is the load or the relay that is to be switched 42 LOGO Manual A5E00119092 01 Programming LOGO Convert the circuit to blocks To do this go through the cir cuit from the output to the input Step 1 At output Q1 there is a series connection of the normally open contact S3 with another circuit component The series connection corresponds to an AND block amp ae Q1 X s Step 2 S1 and S2 are connected in parallel The parallel circuit corresponds to an OR block 2 gt 1 amp E I1 I3 I2 Q1 x x You have now completely described the circuit for the LOGO Now connect the I Os to the LOGO Wiring Connect the switches S1 to S3 to the screw terminals of the LOGO e Connect S1 to connector l1 on the LOGO e Connect S
83. e e Outdoor lighting e Control system for shutters e Domestic outdoor and indoor lighting e Control system for a cream stirrer e Sports hall lighting e Constant load on 3 consumers e Sequential control system for cable welding machines for large cross sections e Step switch e g for fans e Sequential control for a boiler e Control system for several pump sets with centralized operation e Cutting device e g for detonating fuses e Monitoring periods of utilization e g of a solar energy system e Intelligent foot switches e g for speed preselection e Controlling an elevating platform e Impregnation of textiles controlling the heating and con veyor belts e Silo filling system And lots more 204 LOGO Manual A5E00119092 01 Applications On the Web you can also find descriptions and the corre sponding circuit diagrams of the applications You can read these pdf files with the Adobe AcrobatReader And if you have installed the LOGO Soft or LOGO Soft Comfort pro gramming software on your PC you can simply download the relevant circuit diagrams at the touch of a button adapt them to your requirements transfer them into LOGO via the PC cable and start to use them Advantages of using LOGO The use of LOGO is highly beneficial especially in areas LOGO Manual in which you can use the LOGO to replace multiple auxiliary switchgear with the integrated functions where you want to economize
84. e has expired the output follows immediately with a 1 to 0 transition LOGO Manual A5E00119092 01 113 LOGO Functions 4 4 8 Edge triggered Wiping Relay Short description An input signal generates an output signal of specified length retriggering Symbol in Wiring Description LOGO FL Input Trg Use the input Trg Trigger Trg G to start the time for the T J1 edge triggered wiping relay Parameter T T is the time after which the output is switched off 1 to 0 transition of the output sig nal Output Q Q is switched on with Trg It holds this state until T has expired Parameter T For information on the parameter T refer to the note in Chapter 4 3 2 Timing diagram Trg Jie J The bold printed section of the timing mM a diagram is found again in the symbol Q yoo for the edge triggered wiping relay Ta expires gt T ke T i Description of the function The output status is switched to 1 after the input Trg is set to 1 Time Ta is started at the same time After Ta has reached the value specified in T Tg T the output Q status is reset to O pulse output The time Ta is reset if input Trg changes again from 0 to 1 retriggering before the specified time has expired The output remains switched on 114 LOGO Manual A5E00119092 01 LOGO Functions 4 4 9 Weekly Timer Switch Short description The output is controlled via a speci
85. e you can incorporate extra functions without making any alterations to the wiring Here are some exam ples e Pulse relay with LOGO e Automatic staircase time switch with LOGO e Multifunctional switch with LOGO Switch light on Switch on continuous lighting Switch light off LOGO Manual A5E00119092 01 173 Applications Wiring of the lighting system with LOGO 230 RC Lights E Sa PE f f Switches F The external wiring of a lighting system with a LOGO is no different than it is for a conventional staircase and corridor lighting system Only the automatic staircase time switch pulse relay is replaced Supplementary functions are en tered directly in LOGO Pulse relay with LOGO Switch I1 JUL ITL Q1 Lights x Output Q1 is toggled with a gate pulse at input 11 Automatic staircase time switch with LOGO Switch 11 T Q1 06 00m Lights Output Q1 is switched on for the duration of 6 minutes with a gate pulse at input 11 174 LOGO Manual A5E00119092 01 Applications Multifunctional switch with LOGO Switch 11 Ty Ty Q1 Lights Output Q1 is switched on for a specified time Ty with a gate pulse at input l1 The continuous lighting function is enabled by holding down the pushbutton for a specified time TL 8 1 4 Special Features and Expansion Options Other options for increa
86. e division by 100 in the formula 96 LOGO Manual A5E00119092 01 LOGO Functions Example of analog values Mea Voltage Internal Offset Gain Dis sure V value played ment value value Ax 0 0 0 1 0 5 500 0 1 5 10 1000 0 1 10 0 0 0 100 0 5 500 0 100 500 10 1000 0 100 1000 0 0 0 1000 0 5 500 0 1000 5000 10 1000 0 1000 10000 0 0 500 1 5 5 500 500 1 10 10 1000 500 1 15 0 0 500 100 500 5 500 500 100 1000 10 1000 500 100 1500 0 0 200 100 200 5 500 200 100 300 10 1000 200 100 800 0 0 999 1000 9990 10 1000 999 1000 19990 0 02 2 0 1 0 0 02 2 0 10 0 0 02 2 0 100 2 0 02 2 0 1000 20 30 C 0 0 300 10 30 0 C 3 300 300 10 0 70 C 10 1000 300 10 70 You can find an a sample application in the descri the special function Analog comparator on page ption of For information on analog inputs also refer to Chapter 4 1 LOGO Manual A5E00119092 01 97 LOGO Functions 4 4 List of Special Functions SFr When programming in LOGO you can find the blocks for the special functions in the SF list In the table below you can also find comparable views of circuit diagrams as well as the information whether or not retentivity can be config ured for the respective function In the last column you can locate the position of all SFs by scrolling through the list via the W key Display
87. e for damages All rights reserved in particular in the event of patents being granted or the registration of a utility model or design Disclaimer of liability We have examined the contents of this publication for agreement with the hardware and software described Nevertheless discrepancies cannot be ruled out Any liability and warranty for the accuracy of this information is excluded The data in this manual are reviewed at regular intervals Any corrections required are included in the subsequent editions Suggestions for improvement are welcomed iv LOGO Manual A5E00119092 01 Contents 1 Working with LOGO 2 installing and wiring the LOGO 2 1 Structure of the modular LOGO 2 1 1 Maximum structure 0 05 2 1 2 Structure with different voltage classes 2 2 _Installing uninstalling LOGO 2 2 1 Profile rail mounting 2 2 2 Wall mounting 0 eee eee 2 3 Wiring the LOGO 0 c eee eeee 2 3 1 Connecting the Power Supply 2 3 2 Connecting LOGO inputs Connecting 2 3 3 LOGO Outputs connecting 2 4 Switching on the LOGO Power return 3 Programming LOGO 3 1 Connectors 0c cece eee eee 3 2 Blocks and Block Numbers 3 3 The way from the Circuit Diagram to LOGO 3 4 The 4 Golden Rules for Working with LOGO 3 5 Overview of the LOGO Menus
88. e too you can move the gt by pressing the A and Y keys Move the gt to Edit Prg edit program that is in put and confirm with OK LOGO no shows you the first output LOGO s first output Q1 You are now in programming mode Use the keys A and Y keys to select the other outputs At this point you can start programming your circuit Note Since our program has not yet been saved with a pass word in LOGO you can start editing your program right away If you start a program already saved with password protection Edit Prg and confirmation with OK would be followed by the prompt to enter a password In this case you cannot start editing unless you enter the correct pass word refer to Chapter 3 6 5 3 6 2 First Program Let us now take a look at the following parallel circuit con sisting of two switches Circuit diagram How the circuit is represented in a circuit diagram S1 S2 The load is switched on via K1 switch S1 OR S2 LOGO in terprets the circuit as OP because either switch S1 OR S2 switches the output K1 LOGO Manual A5E00119092 01 49 Programming LOGO Translated in the LOGO program this means relay K1 in LOGO via output Q1 is controlled by an OR block Program 11 and I2 are connected to the input of the OR block whereby S1 is connected to I1 and S2 to 12 This is what the LOGO program then looks like gt 1 Q1
89. ecting the Parameters 005 5 1 3 Changing the Parameters 005 5 2 Setting the Time of day and the Date 152 LOGO 0 C occ cccccececccceeceeeuueeeuuueeuues 6 LOGO Program Modules 6 1 Overview of the Modules 6 2 Removing and Inserting Modules 6 3 Copying from the LOGO to the Module 6 4 Copying from the Module to LOGO 7 LOGO Software 167 7 14 Connecting the LOGO toa PC n n viii LOGO Manual A5E00119092 01 Contents 8 Applications 8 1 Staircase or Corridor Lighting 8 1 1 Demands on a Staircase Lighting System 8 1 2 Previous Solution 0 0 c eee eee 8 1 3 Lighting System with LOGO 8 1 4 Special Features and Expansion Options 8 2 Automatic Door 2 0 cee 8 2 1 Demands onan Automatic Door 8 2 2 Previous Solution 0 0 cece eee eee 8 2 3 Door Control System with LOGO 8 2 4 Special Features and Expansion Options 8 2 5 Enhanced solutions with LOGO 230 RC 8 3 Air conditioning System 8 3 1 Demands on an air conditioning System 8 3 2 Advantages of Using LOGO 8 4 Industrial Gate 00 e eee eee 8 4 1 Demands on the Gate Control System 8 4 2 Previous Solution
90. ection Yes Permissible mains frequency 47 63 Hz Power consumption from 24 LOGO 24 120 20 mA VDC 10 25 mA LOGO DM8 24 30 45 mA 0 3 A per output Voltage failure buffering typ 5 ms Power loss at 24 V LOGO 24 0 5 2 9 W AC 0 2 0 6 W LOGO DM8 24 0 8 1 1 W Buffering the clock at 25 C typ 80h Accuracy of the real time max 5s Tag clock Digital inputs Number LOGO 24 8 8 LOGO DM8 24 4 Electrical isolation No No Input voltage L L e Signal 0 lt 5VDC lt 5VAC e Signal 1 gt 8VDC gt 12VAC 212 LOGO Manual A5E00119092 01 Technical Data LOGO LOGO 24 LOGO 24 RC AC DM8 24 LOGO 24 RCo AC Input current at e Signal 0 lt 1 0 mA 11 16 lt 1 0mA lt 0 05 mA I7 18 e Signal 1 gt 1 5 mA I1 16 gt 0 1 mA I7 18 gt 2 5mA Delay time at e Otol typ 1 5 ms 11 14 typ 1 5 ms lt 1 0 ms 15 16 typ 300 ms 17 18 e 1to0 typ 1 5 ms 11 14 typ 15 ms lt 1 0 ms 15 16 typ 300 ms 17 18 Line length unshielded 100 m 100 m Analog inputs Number only LOGO 24 2 I7 and 18 Range 0 10 VDC max Input voltage 28 8 V DC Digital outputs Number 4 4 Output type Transistor Relay outputs current sourcing Electrical isolation No Yes In groups of 1 Activation of digital input Yes Yes Output voltage A Supply voltage Output current max 0 3 A Continuous current lin max 10 A LOGO Manual A5E00119092
91. ection of multiple make contacts in a circuit diagram Symbol in LOGO 1 2 211 4 3 The output status of the OR is only 1 if at least one input is 1 that is if one of the contacts is closed The status of a block input pin which is not connected x is X 0 LOGO Manual A5E00119092 01 89 LOGO Functions Table of the OR logic 1 2 3 Q 0 0 0 0 0 0 1 1 0 1 0 1 0 1 1 1 1 0 0 1 1 0 1 1 1 1 0 1 1 1 1 1 4 2 6 NOR OR not Table of the NOR logic 90 The series connection of multiple break contacts in the circuit diagram N NO N Symbol in LOGO The output status of the NOR is only 1 if all inputs are 0 that is if switched off The NOR output is set to 0 at the 0 to 1 transition at one of the inputs The status of a block input pin which is not connected x is X 0 1 2 3 Q 0 0 0 1 0 0 1 0 0 1 0 0 0 1 1 0 1 0 0 0 1 0 1 0 1 1 0 0 1 1 1 0 LOGO Manual A5E00119092 01 LOGO Functions 4 2 7 XOR exclusive OR The XOR in the circuit diagram as 2 Symbol in LOGO changeover contacts connected in series 1 1 a 2 ee The output status of the XOR is 1 if the inputs are non equivalent The status of a block input pin which is not connected x is X 0 Table of the XOR logic 1 2 Q 0 0 0 0 1 1 1 0 1 1 1 0 4 2 8 NOT Negation Inverter A break contact in the circuit diagram Symbol in LOGO e The The output status is 1 if the input is 0
92. es sage text Parameter P P represents the priority of the message text Ack Acknowledgment of the message text Parameter Par Par is the text for the mes sage output Output Q Q is set as long as the mes sage text is displayed Restriction A maximum of five message text functions are possible Description of the function On 0 to 1 transition of the status at input En the display shows in RUN mode your specified message text Acknowledgment disabled Ack Off On 1 to 0 transition of the status at input En the message text is hidden Acknowledgment enabled Ack On On a 1 to 0 transition of the status at input En the mes sage text is held until acknowledged with OK When En is 1 you cannot acknowledge the message text When multiple message text functions are triggered with En 1 the message text with the highest priority is shown O lowest 9 highest You can toggle between the standard display and the mes sage text display using the keys A and Y LOGO Manual A5E00119092 01 145 LOGO Functions Example This is how a message text might be displayed En 1 Motor 2 3000 ra 09330 hours v 06 21 01 MAINTE NANCE Parameter assignment screen form This is how to configure the priority and the acknowledg ment B03 P Parameter assignment screen Priority form for P 0 lt Priority Ack O lt Status of the acknowledgment 1
93. es etc Sensor attributes for LOGO LOGO 12 24 RC RCo LOGO 24 LOGO DM8 12 24 R LOGO DM8 24 11 16 17 18 11 16 17 18 Circuit state 0 lt 5VDC lt 5VDC lt 5VDC lt 5VDC Input current lt 1 0mA lt 0 05 mA lt 1 0mA lt 0 05 mA Circuit state 1 gt 8 VDC gt 8 VDC gt 8 VDC gt 8 VDC Input current gt 1 5mA gt 0 1 mA gt 1 5mA gt 0 1 mA LOGO 24 LOGO 230 LOGO 230 RC RCo AC RC RCo AC RC RCo DC LOGO DM8 LOGO DM8 230 R AC 230 R DC Circuit state 0 lt 5VAC lt 40 VAC lt 30VDC Input current lt 1 0mA lt 0 03 mA lt 0 03 mA Circuit state 1 gt 12VAC gt 79V AC gt 79VDC Input current gt 2 5mA gt 0 08 mA gt 0 08 mA 24 LOGO Manual A5E00119092 01 Installing and wiring the LOGO Note The digital inputs of the LOGO 230 RC RCo are divided into two groups equipped with 4 inputs each Within a group all inputs must be operated on the same phase Dif ferent phases are only possible between the groups Example I1 to 14 on phase L1 I5 to 18 on phase L2 Within the input circuit of the LOGO DM8 230R you must not connect different phases Sensor connections Connecting glow lamps 2 wire Bero to the LOGO 230 RC 230 RCo or LOGO DM8 230 R AC L1 o N Order number for C C ca Siemens N Switching Devices amp Sys Li N no R B tems Qe 22o 3SB1430 3C 3SB1420 3D i 3TX7462 3T lt
94. f Q1 is 1 LOGO switches the relay Q1 the load on Q1 is sup plied with voltage LOGO Manual A5E00119092 01 Programming LOGO 3 6 7 Your Second Program Now that you have successfully programmed your first cir cuit plus the program name and if desired assigned a password We shall commence by showing in this section how you can modify existing programs and use the special functions In a second program you are shown how to e Insert a block in an existing program e Select a block for a special function e Assign parameters Modification of circuits In order to produce the second program we are now going to modify the first one slightly In the first step let us examine the circuit diagram for the second program Li T hg gt You already know the first part of the circuit Switches S1 and S2 op S1 S2 K1 erate a relay This relay switches on the load E1 It should switch off the load again on expiration of a 12 minute off delay KiE WE N gt gt In LOGO gt 1 This is the 11 fi new block I2 x arefe Q1 T H You will recognize the OR block and the output relay Q1 from or first program Only the off delay is new LOGO Manual A5E00119092 01 63 Programming LOGO How to edit the program Switch the LOGO to programming mode As a reminder this is how it was done 1 Switch the LOGO to programming mode In RUN mode press
95. fied on off date The function supports any combination of weekdays You select the active weekdays by hiding the inactive days Note The LOGO 24 version does not have an internal clock Therefore the weekly timer switch cannot be used for this version Symbol in Wiring Description LOGO The parame In the Cam parameter you Mot Now g ters Cam 1 set the on off time respec Nos Cam 2 tively for one Cam of the Cam 3 weekly timer switch Here you configure the days and the time of day Output Q Q is switched on when the configured cam is switched on Timing diagram three examples 21 i 1 1 i Yt 3 1 3 Cam 1 JU ane Monday Wednesday l Friday l Sunday Tuesday Thursday Saturday Cam1 Daily 06 30 h to 08 00 h Cam 2 Tuesday 03 10 h to 04 15 h Cam 3 Saturday and Sunday 16 30 h to 23 10 h LOGO Manual A5E00119092 01 115 LOGO Functions Description of the function Every weekly timer switch has three cams You can config ure in a time hysteresis for each cam In the cam setting you specify the on off times At the on time the weekly timer switch switches on the output if the output is not al ready switched on At the off time the weekly timer switch switches off the output if the output is not already switched off The on and off times are in conflict if their specified switching ti
96. g diagram is found again in the symbol for the symmetric clock generator Description of the function In parameter T you specify the length of the on and off times Via input En Enable you can switch on the clock generator that is the generator toggles the output between 1 and 0 respectively for the duration of the time T until the input status is 0 again 128 LOGO Manual A5E00119092 01 LOGO Functions Note relating to relay outputs The output contacts of a relay wear slightly when switched under load You can find information on the number of switching cycles an output of a LOGO can safely carry out in the Chapter Technical Data see Chapter A LOGO Manual A5E00119092 01 129 LOGO Functions 4 4 14 Asynchronous Pulse Generator Short description The pulse profile of the output can be customized via pulse pause ratio Symbol in Wiring Description LOGO Ei Input En You can use input EN to Inv ur e switch the asynchronous Far pulse generator on and off Input INV You can use input INV to in vert the output signal of the active asynchronous pulse generator Parameter Par You can customize the pe riod T4 and the pulse pause width TL Output Q Q is toggled periodically de pending on the clock cycles Ty and TL Timing diagram En Iv T U e iTe Tu Te Th Description of the funct
97. g on SWt and SW Timing diagram Q ary Fre Pui inant fa 9 LOGO Manual A5E00119092 01 fa 10 133 LOGO Functions Description of the function The threshold switch measures the signals at input Fre The pulses are captured across a specified period G_T Output Q is switched on if the value measured within the time G_T is higher then the on and off threshold Q is switched off again when the measured pulse rate is equal to lower than the off threshold value Configuration of the Par parameter BO3 Par Joa on threshold SWTt 0050 Parameter protection sw 0 048 offthreshold GT O1 OOS lt Time interval for pulses swt is the on threshold The permitted range is 0000 to 9999 sw is the off threshold The permitted range is 0000 to 9999 G_T is the time interval during which the pulses at the Fre input are measured The permitted range for G_T is 00 05 s to 99 95 s Note When you specify a time G_T of 1 s the LOGO returns the current frequency in parameter fg in Hz fg is always the sum of the measured pulses per time unit G_T 134 LOGO Manual A5E00119092 01 LOGO Functions 4 4 17 Analog Threshold Switch Short description The output is switched on when the analog value exceeds a specified on threshold The output is switched on when the analog value drops below a specified off threshold hys teresis Symbol in W
98. gram corresponds with the program in Chapter 3 6 7 let us assume you want to delete the blocks B01 and B02 Proceed as follows 1 2 3 Switch the LOGO to programming mode as a reminder refer to page 45 Select Edit Prg perAor Confirm Edit Prg with OK if required enter the password and confirm with OK Position the cursor on the input of Q1 that is under neath B02 Use the lt 4 B02 4Q1 Confirm with OK Now replace block B02 with the connector x on output Q1 How to do this Select the Co list perAor Accept the Co list OK Select x perAor Accept x OK LOGO Manual A5E00119092 01 Programming LOGO Result Block B02 is deleted because it is not used in the circuit All blocks connected to B02 are deleted e g in our example block B01 3 6 10 Correcting Typing Errors Programming errors can be corrected easily in LOGO e Provided editing mode is not yet closed you can revert by one step via ESC e If you have configured all inputs just enter the wrong input once again 1 Move the cursor to the location of the error 2 Change to editing mode Confirm with OK 3 Enter the correct input circuit You can only replace one block with another if the new block has exactly the same number of inputs as the old one However you can delete the old block and insert a new one You can choose any new block 3 6 11
99. ic function by scrolling through the BF list per W key from top to bottom Here are the avail able basic functions View in the circuit View in LOGO Designation of the Posi diagram basic function tion in the BF AND 1 Series circuit 2 ial n o contact 3 see page 87 aT AND with edge trig 7 3 ae G gering 3 see page 87 x d NAND 4 R 3 Parallel circuit n c see page 88 contact 1 a1 NAND with edge 8 4 a triggering 3 see page 89 T 2 7 3 n Parallel circuit n o see page 87 contact LOGO Manual A5E00119092 01 85 LOGO Functions 86 View in the circuit View in LOGO Designation of the Posi diagram basic function tion in the BF NOR 5 NIM gt Series circuit n c 2 ey 2 OR not contact 3 see page 90 ie XOR 6 i st l Q exclusive OR Double change over contact see page 91 a NOT 3 n c con a negation inverter tact see page 91 LOGO Manual A5E00119092 01 LOGO Functions 4 2 1 AND AND Series connection of multiple Symbol in LOGO make contacts in the circuit dia gram The status of the AND output is 1 when all inputs are 1 that is if they are closed The status of a block input pin which is not connected x tha is x 1 Table of the AND logic 1 2 3 Q 0 0 0 0 0 0 1 0 0 1 0 0 0 1 1 0 1 0 0 0 1 0 1 0 1 1 0 0 1 1 1 1 4 2 2 Edge triggered AND Sym
100. ies to ver sions with clock Date and TOD on the display This display flashes as long as date and TOD are not set Presentation of the inputs on the display a Inputs 11 to 19 0123456789 Inputs 110 to 119 01234 Inputs 120 to 124 Presentation of the outputs on the display Q 0 1 1234567894 Outputs Q1 to Q9 please Outputs Q10 to Q16 LOGO Manual A5E00119092 01 61 Programming LOGO What does LOGO is in RUN mean In RUN mode LOGO processes the program To do this LOGO initially reads the status of the inputs determines the status of the outputs using your specified program and switches the outputs on or off The LOGO presents the I O status in this way REO p ihe pe 3456789 0123456789 01234 Input outputhas the state 1 inverse fj Input output has the state 0 not inverse 0 071 123456789 0183456 In this example only the inputs 11 115 Q8 and Q12 are high Status display T t LI si A s2 Let us examine ul 2I this using our example P TAEZ 3456789 0123456789 01234 eOk 23456789 0123456 Q N DL N ZTN H 62 When switch S1 is closed voltage is applied to input 11 which has the state 1 LOGO uses the program to calculate the output states Output Q1 has the state 1 here If the status o
101. ill find all the functions and functionality included in the new devices exactly in the way they are described in this manual Upgrade from LOGO Soft Comfort V1 0 and V2 0 If you own an old version of LOGO Soft Comfort you can transfer the old program to the new devices however you cannot use the new functions in such programs In such cases you must upgrade to the current version You can only install the upgrade on a full version of LOGO Soft Comfort LOGO Soft Comfort V1 0 or V2 0 Upgrades amp Infos 168 At our Internet URL http www ad siemens de logo html_00 softcomfort htm you can download the software upgrades and demo ver sions free of costs LOGO Manual A5E00119092 01 LOGO Software 7 1 Connecting the LOGO to a PC Connecting a PC cable To connect the LOGO to a PC you require the LOGO to PC link Order no 6ED1 057 1AA00 OBAO Remove the cover or the program module Card of your LOGO and connect the cable Connect the other end of the cable to the serial port of your PC LOGO to PC PC lt LOGO mode There are two ways of communication between the PC and the LOGO LOGO to transfer mode in RUN state or auto matically when the LOGO power supply is switched on provided the link is plugged in This is how you switch the LOGO to the mode PC lt LOGO 1 Switch the LOGO to programming mode In RUN mode press ESC and execute the menu item Stop see page 152 Se
102. in the Display in Designation Re Posi circuit diagram of the special tion function in SF On delay 1 xo its 4 1 see page 101 Tro Off delay 2 E R a T see page 103 On off delay 14 Gl see page 105 LOGO IL iL l iL EL ITL JIL H R7 g Latching relay Re 5 JUL TL Tr Retentive 7 R K R g q ondelay Trg K QIT see page 107 K 1 R E S Ki Par see page 109 K1 Pul R Trg ulse relay e 3 a R G Far see pagel 111 98 LOGO Manual A5E00119092 01 LOGO Functions Display in the circuit diagram Display in BE E g Designation of the special function Wiping relay see page 112 Re Posi tion in SF 9 A Lo Edge triggered wiping relay see page 114 ZZZ 200 oh Weekly timer switch see page 115 D Lam Yearly timer switch see page 120 1 Ge Lol Ga Fa 3 TODD a my I D oy Up down counter see page 122 Re 720M oo oy D Operating hours meter see page 124 4m a Symmetric clock genera tor see page 128 D H GI k Asynchronous pulse genera tor see page 130 LOGO Manual A5E00119092 01 99 LOGO Functions 100 Display in the circuit diagram Display in LOGO Par Ea Designation of the specia
103. ing from the small domestic installation through small automation tasks to extensive tasks integrating a bus system e g the AS interface 2 LOGO Manual A5E00119092 01 Working with LOGO Note Every basic LOGO unit can be expanded with expansion modules of the same voltage class Mechanical encoding pin in the housing prevents interconnection of devices of different voltage classes Exception The left interface of the analog module or communication module is separated from potential This means that these expansion modules can be con nected to devices of a different voltage class See also Chapter Structure of the modular LOGO Regardless of the number of modules connected to the LOGO the following I O and memory bits are available 11 to 124 Al1 to Al8 Q1 to Q16 And M1 to M8 LOGO Manual A5E00119092 01 Working with LOGO How the LOGO is structured X Q oO N d 2 O Ez oO a O Oo O ml 2 mo Er c 8 oO Qa 2 SS ae U 5 Qog Oo O Ew Power supply Inputs Outputs Module slot with cover Control panel not with RCo LCD not with RCo Status display RUN STOP 53 Expansion interface Mechanical coding Pins Mechanical coding sockets Slide LOGO Manual A5E00119092 01 Working with LOGO ao wt N N N S 2 2 no oO a O 0 re l 2 gt
104. ing the keys lt and gt You can only select the value at the first position means no switching operation Using the key gt move the cursor to the first position of the off time Set the off time in same way as in step 5 Confirm your entries Confirm with OK The cursor is positioned on the Cam 2 parameters You can now configure another cam Note You can find information on timer switch accuracy in the Technical Data and in Chapter 4 3 2 LOGO Manual A5E00119092 01 117 LOGO Functions Weekly timer switch Example The output of the weekly timer switch is to be switched on daily from 05 30 h to 07 40 h The output should also be switched on every Tuesday from 03 10 h to 04 15 h and at the weekends from 16 30 h to 23 10 h This requires three cams Here are the parameter assignment screen forms of the cams 1 2 and 3 based on the timing diagram above Cam 1 Cam 1 must switch on the output of the weekly timer switch daily from 05 30 h to 07 40 h BO1 Cam 1 D MTWTFSS On 05 30 Off 07 40 Cam 2 Cam 2 must switch on the output of the weekly timer switch every Tuesday from 03 10 h to 04 15 h BO1 Cam 2 On 03 10 Off 04 15 118 LOGO Manual A5E00119092 01 LOGO Functions Cam 3 Cam 3 must switch on the output of the weekly timer switch every Saturday and Sunday from 16 30 h to 23 10 h BO1 Cam 3 D SS On 16 30
105. ion In the parameters Ty Time High and T Time Low you can adjust the period and the pause width With input INV you can also invert the output The input block INV only negates the output if it is enabled via EN 130 Thu Th LOGO Manual A5E00119092 01 LOGO Functions 4 4 15 Random Generator Short description With a random generator the output is switched on and off again within a specified time Symbol in Wiring LOGO Description You can start the on delay time of the random genera En TL Input En tor at the positive edge 0 to 1 transition at the enable in put En You can start the off delay time of the random genera tor at the negative edge 1 to 0 transition Parameter Par The random on delay time is 0 sto Th The random on delay time is OstoT_ Output Q On expiration of the on delay time output Q is switched on provided En is still set On expiration of the off delay time it is switched off provided En was not set again meanwhile LOGO Manual A5E00119092 01 131 LOGO Functions Parameter Ty and TL Note the value specifications for the parameters Ty and TL in Chapter Timing diagram En J Le The bold printed sec Q tion of the timing dia gram is found again in i S the symbol for the off delay Tis runing lt lt e Ty Te Description of the function A random time on delay between 0 s and Ty
106. ion EN 50081 1 EN 55022 Class B Interference immunity EN 50082 2 222 LOGO Manual A5E00119092 01 Technical Data Safety LOGO Power 24V 1 3A LOGO Power 24V 2 5A Electrical isolation primary secondary Yes SELV to EN 60950 VDE 0805 Safety class II to IEC 536 VDE 0106 T1 Type of protection IP 20 to EN 60529 VDE 470 T1 CE marking UL CSA certification FM approval Yes Yes UL 508 CSA 22 2 yes Class l Div 2 T4 General details Ambient temperature range 20 55 C natural convection Storage and transport tem perature 40 70 C Connections on input respectively one terminal 1 x 2 5 mm2 9 2 x 1 5 mm each for L1 and N Connections on output two terminals 1x 2 5 mm o 2x 1 5 mm2 each for L and M Installation On 35 mm DIN rail snap on Dimensions in mm WxHxD 72 x 80 x 55 126 x 90 x 55 Approx weight 0 2 kg 0 4 kg LOGO Manual A5E00119092 01 223 Technical Data A 8 Technical Data LOGO Contact 24 230 LOGO Contact 24 and LOGO Contact 230 are switching modules for direct switching of ohmic loads up to 20 A and motors up to 4 kW without noise emission hum free LOGO LOGO Contact 24 Contact 230 Operating voltage 24 V DC 230 V AC 50 60 Hz Switching capacity Utilization category AC 1 Switching of ohmic loads at 55 C Operating current at 400 V 20 A
107. ion Internal mapping 30 to 70 C 0 to10VDC 0to 1000 0 C 300 Offset 300 Range of values 1000 30 to 70 C 100 Gain 100 1000 0 1 10 Switching threshold 15 C Threshold 15 See also Chapter 4 3 6 Parameter assignment BO3 Par A 00015 0010 300 Display in parameter assignment mode example BO3 Par BO3 Par A 20 A 30 Ax 10 Ax 10 Ay 30 Ay 20 140 LOGO Manual A5E00119092 01 LOGO Functions 4 4 19 Stairway Lighting Short description The input pulse edge control starts a specified time The output is reset on expiration of this time 15 s prior to the expiration of this time an off pre warning is generated Symbol in Wiring Description LOGO i Input Trg Use the input Trg Trigger Trg mite to start the timer for the T stairway lighting switch off delay Parameter T T is the time after which the output is switched off 1 to 0 transition of the output sta tus Default timebase is the min ute Output Q On expiration of the time T Q is switched off 15 s prior to the expiration of this time the output is switched to 0 fro the duration of 1 s Parameter T Note the value specifications in Chapter Timing diagram Trg Q I Ta expires Pre warning duration is Pre warning time LOGO Manual A5E00119092 01 141 LOGO
108. ions for the following tasks page Staircase or corridor lighting system 172 Automatic door cee eee eee 176 Ventilation system 11 eee eee 183 Industrial gate 0 2 e eee eee 188 Central controlling and monitoring of several industrial gates 0 2 eee eee eee 192 LUMINOUS fOWS 0 000 cee eee eee 196 Rainwater PUMP cc eee eens 200 Other applications cece eee eee 204 Note The LOGO applications are freely available to all our cus tomers The examples they contain are not binding and are included to provide general information on the fields of application for LOGO Customer specific solutions may be different The user undertakes to ensure proper operation of the system We refer to the standards and system related installation regulations of the respective country Errors are excepted and the right to make changes re served These applications as well as tips for other applications are also found at our Internet URL http www ad siemens de logo LOGO Manual A5E00119092 01 171 Applications 8 1 Staircase or Corridor Lighting 8 1 1 Demands on a Staircase Lighting System The basic requirements for a staircase lighting system are as follows e When someone is using the staircase the lighting should be switched on e f no one is in the staircase the lights should be switched off in order to save energy 8 1 2 Previous
109. iring Description LOGO Input Ax At input Ax you apply the ax TA analog signal you want to evaluate Always use the terminals 17 Al1 or 18 Al2 only the LOGO 12 24 RC RCo and LOGO 24 or those of an analog module 0 10 V is equivalent to 0 1000 internal value Parameter Par t t SWT SW t Gainin range of values 0 1000 t Offset range of values 999 SWt on threshold range of values 19990 SW off threshold range of values 19990 Output Q Q is set and reset depend ing on the thresholds Gain and offset parameters Note the information relating to the gain and offset parame ters in Chapter 4 3 6 LOGO Manual A5E00119092 01 135 LOGO Functions Timing diagram 1000 x Swt Sw e Ax 0 4 H H i 14 Description of the function This function fetches the analog value of a signal at the analog input Al1 Al2 Al8 The offset parameter is then added to the analog value The result is multiplied by the gain parameter Since this is given as a age the value 1000 for instance is equivalent to a multiplication by 10 See Chap ter 4 3 6 Output Q is set to 1 if this value exceeds the on threshold SWf Q is reset to 0 again after the value reaches or drops below the off threshold SW 136 LOGO Manual A5E00119092 01 LOGO Functions Configuration of the Par parameter The gain and offset parameters a
110. is prevents you from inserting the pro gram module card the wrong way around Insert the pro gram module card into the slot until it engages 162 LOGO Manual A5E00119092 01 LOGO Program Modules 6 3 Copying from the LOGO to the Module This is how you copy a program to the program module card 1 Insert the program module card into the slot 2 Switch the LOGO to programming mode In RUN mode Press ESC and execute the menu item Stop see page 45 gt Program PC Card Clock Start 3 Move the gt to PC Card Press the key V 4 Press OK The transfer menu opens LOGO main menu gt PC lt gt m m gt Card m LOGO Card B 5 Move the gt to LOGO Card Press the key Y 6 Press OK LOGO copies the program to the program module card When LOGO has finished copying it automatically returns to the main menu gt Program PC Card Clock Start LOGO Manual A5E00119092 01 163 LOGO Program Modules The program is now also stored on the program module card You can now remove the program module card Do not forget to replace the cover If power is lost while LOGO is copying the program you must copy it once again when power is returned Note If the program in the LOGO is protected with a password X the copied program in the module card is also protected with the same password 164 LOGO Manual A5E001
111. is used to convert input information into output information Previously you had to wire up the individual elements in the control cabinet or terminal box When you program LOGO you connect connectors with blocks To do this simply select the connection you require from the Co menu We have used the abbreviation Co for the English term Connector to name the menu Logic operations The most elementary blocks are logical links e AND e OR u Inputs 11 and I2 are connected to the p 2i OR block The last input of the block _ __ is not used and is therefore marked x with an x The special functions are far more powerful e Pulse relay e Counter e On delay e Softkey Chapter 4 provides a complete list of LOGO s functions LOGO Manual A5E00119092 01 39 Programming LOGO Displaying a block in LOGO The figure below shows a typical LOGO display Only one block can be displayed at a time We have therefore introduced block numbers to help you check the circuit structure F Display view of LOGO Se eee ee Here is another aoe by block connected B01 21 Input B027 2 7 T Qi X A iy This connection is not required Block Output Assigning a block number When you insert a block in a program LOGO always as signs it a block number LOGO uses the block numbers to show you the block in terconnections Primarily the block numbers are meant to help you find your wa
112. itch 16 Close door LOGO Manual A5E00119092 01 181 Applications Detecting motion During business hours the motion detector B1 initiates the opening of the door as soon as somebody wants to enter the shop from outside Motion detector B2 initiates the opening of the door if somebody wants to leave the shop After closing time the motion detector B2 continues to be used to open the door for 1 hour to allow the customers to leave the shop Motor for opening Output Q1 is switched on to open the door when the follow ing occurs e The control switch at 15 is operated the door is to be constantly open or e The motion detectors indicate that somebody is ap proaching the door and e The door is not yet fully open limit switch at 14 Motor for closing Buzzer 182 Output Q2 is switched on to close the door when the follow ing occurs e The control switch at 16 is operated the door is to be constantly closed or e The motion detectors indicate that there is nobody near the door and e The door is not yet fully closed limit switch at 13 Connect the buzzer to output Q3 The buzzer sounds for a short time in this case 1 second when the door is closed Enter the following circuit at Q3 in the block diagram Q2 Close out put Q3 Buzzer LOGO Manual A5E00119092 01 Applications 8 3 Air conditioning System 8 3 1 Demands on an air conditioning System The air conditioning syste
113. ithin the inputs 2 0 10 V 0 20 mA connection is optional 3 The maximum sum switching power across all four relays is 20 A LOGO Manual A5E00119092 01 Working with LOGO Certification recognition and approval LOGO is certified according to UL CSA and FM UL listing mark Underwriters Laboratories UL to UL 508 standard file no 116536 CSA Certification Mark Canadian Standard Association CSA to Standard C22 2 No 142 File No LR 48323 FM certification Factory Mutual FM Approval to Standard Class Number 3611 Class Division 2 Group A B C D Class Zone 2 Group IIC A Warning Personal injury and material damage may be incurred In potentially explosive areas personal injury or property damage can result if you withdraw any connectors while the system is in operation Always switch off the power supply for the LOGO and its components before you discon nect any connectors LOGO carries CE marking complies with VDE 0631 and IEC 61131 2 standard and has interference suppression to EN 55011 limit class B class A for ASi bus operation Shipbuilding certification has been requested LOGO Manual ABS American Bureau of Shipping BV Bureau Veritas DNV Det Norske Veritas GL Germanischer Lloyd LRS Lloyds Register of Shipping PRS Polski Rejestr Statk w A5E00119092 01 9 Working with LOGO LOGO can therefore be used both in ind
114. l function Random gen erator see page 131 Re Posi tion in SF 15 Fre Par Frequency trigger see page 133 11 D Far a gt gt Analog trigger see page 135 20 Ax y Par E IT D Analog comparator see page 138 21 Lo oo Stairway light ing switch see page 141 16 Trg 4 oy Comfort switch see page 143 17 3 mo S e oF TUM pa Message texts see page 145 19 Par a N a Softkey see page 148 Re 22 LOGO Manual A5E00119092 01 LOGO Functions 4 4 1 On Delay Short description An output with on delay is not switched on until a specified time has expired Symbol in Wiring Description LOGO G start the on delay time Parameter T T is the time after which the output is switched 0 to 1 transition of the output sig nal Output Q Q is switched on when a specified time T has ex pired provided Trg is still set Parameter T Please not the value specification for parameter T in Chap ter 4 3 2 Timing diagram Trg TJT L l The section of the tim ta ing diagram displayed Q L in bold print is found i i 4 again in the symbol for tg Ly ag Ty the on delay Ta expires Description of the function On 0 to 1 transition of input Trg the time Ta starts Ta is the current time in LOGO
115. l switch e The lights are switched off automatically at 20 00 e It must be possible at all times to switch the lights on and off locally 196 LOGO Manual A5E00119092 01 Applications 8 6 2 Previous Solution uu e H TH K1 K s1E s2E K2 s3E s4E K3 K4 K5 K6 B1 E1 T E1 KE kE k lk ki lkl E2X E3X E4X ES Ta a a The lamps are switched on and off with a pulse relay that is controlled per pushbuttons at the door Regardless of this they are reset by the time switch or by the daylight control switch via the central off input The length of the off com mands must be reduced per wiping relays in order to make it possible to switch the lights on and off locally after they have been switched off Components required e Switches S1 to S4 e Daylight control switch B1 e Timer switch E1 e Wiping relays K1 and K2 e Pulse switches with central off K3 to K6 Disadvantages of the previous solution e A substantial amount of switchgear is required in order to implement these functions e Due to the high proportion of mechanical components high wear and tear and maintenance expenditure is to be expected e Changing the function demands considerable efforts LOGO Manual A5E00119092 01 197 Applications 8 6 3 Luminous row control with LOGO 230 RC L1 hd Luminou
116. le determines the direction of count En enable This input enables the block functions When this input is 0 the block ignores all other signals Inv invert The output signal of the block is inverted when this input is set Ral reset all All internal values are reset Connection X at the inputs of the special functions The inputs of the special functions are 0 when connected to the connection x That is the inputs are lo LOGO Manual A5E00119092 01 93 LOGO Functions Parameter inputs To some of the inputs you do not apply signals but rather assign specific values to the function block e Par parameter This input is not wired Here you configure the block parameters e T time This input is not wired Here you configure the times for a block e No cam This input is not wired Here you configure the time pat terns e P priority This input is not wired Here you specify priorities and determine whether or not a message must be acknowl edged in RUN mode 4 3 2 Time Response Parameter T With some of the special functions it is possible to config ure a time value T When specifying the time please note that the values to be entered depend on the set timebase Timebase pee a s seconds seconds 1 400 seconds m minutes minutes seconds h hours hours minutes J Setting the time T to 250 minutes BO1 T Unit in hours h T
117. lect PC Card perVorA Confirm with OK Select PC lt gt LOGO perVorAa Confirm with OK LOGO is now in PC lt gt LOGO and displays of WO P PCo fa STOP m4 LOGO Press ESC LOGO Manual A5E00119092 01 169 LOGO Software This is how the LOGO is switched automatically to mode PC lt LOGO 1 Switch off the power supply to LOGO 2 Remove the cover or the program module card and connect the cable 3 Switch on power LOGO switches automatically to PC lt gt LOGO mode The PC can now communicate with the LOGO See how this is done directly in the Online Help of LOGO Soft Com fort Use the ESC key on the LOGO if you want to interrupt the PC communication Note If the program you have created in LOGO Soft Comfort is password protected the PC LOGO function transfers the program and the password to the LOGO The pass word prompt is switched on when the device exits the transfer mode The upload of a password protected program created in LOGO is only possible after the correct password is en tered in LOGO Soft Comfort 170 LOGO Manual A5E00119092 01 8 Applications We have provided a small collection of applications in this manual to give you an impression of the versatile use of LOGO For these examples we have recorded once again the original solution of the circuit diagram and compared it with the LOGO solutions You can find solut
118. lity with the identifiers Al1 and Al2 See also Section 4 1 Note The expansion module LOGO AM2 is available for addi tional inputs For the analog signals you must always use twisted and shielded cables as short as possible 26 LOGO Manual A5E00119092 01 Installing and wiring the LOGO Sensor connections This is how to connect sensors to the LOGO LOGO 12 24 L The inputs of these devices are TET non isolated and therefore require k the same reference potential ground as the power supply With the LOGO 12 24 RC RCo and LOGO 24 you can tap the analog signal between the supply voltage a and ground L M pr 5 8 B 5 18 2 E O LOGO 230 L3 The inputs of these de L2 oe L1 vices are arranged in 2 gt groups with 4 inputs each Ne Different phases are only possible between but not within the blocks Li N H 12 13 14 I5 16 OQ ODO PO OPOO Current safety regulations VDE 0110 and IEC 61131 2 as well as UL and CSA do not permit the connection of different phases to one input group 11 14 or 15 18 of an AC version or on the inputs of one digital module LOGO Manual A5E00119092 01 27 Installing and wiring the LOGO LOGO AM2 PE Grounding terminal for connecting ground and shielding of the analog mea suring line Q Ground Ca Cable shieldi
119. lue is reached 122 LOGO Manual A5E00119092 01 LOGO Functions Timing diagram internal i i i count value i Cnt Description of the function With every positive edge at input Cnt the internal counter increments Dir 0 or decrements Dir 1 by one count Output Q is set to 1 when the internal value is greater than or equal to the value specified in Par You can use reset input R to reset the output and the inter nal count value to 000000 When R 1 the output is 0 and the pulses at input Cnt are not counted Configuration of the Par parameter B0O3 Par Count value Lim See display hide parameter Type of protection on page 67 000100 Rem off lt __ Retentivity The output is set when the internal value is greater than or equal to the value specified in Par The counter stops on over underflow Lim can lie between 0 and 999999 Ret This parameter is used to switch retentivity on and off for the internal count value Cnt off no retentivity on the count value Cnt is retentive When retentivity is switched on the counter value is main tained in the event of power failure The count is resumed at the same value after power is returned LOGO Manual A5E00119092 01 123 LOGO Functions 4 4 12 Operating Hours Counter Short description A specified time starts when the input is set The output is set
120. ly retentive operating hours meter See also Chapter 6 1 on the description of modules LOGO Manual A5E00119092 01 95 LOGO Functions 4 3 5 Parameter Protection In the parameter protection configuration you can specify whether the parameters can be displayed and edited in LOGO parameter assignment mode There are two op tional configurations The parameter configuration can be displayed and edited in parameter assignment mode too The parameter configuration cannot be displayed in pa rameter assignment mode Editing is only possible in pro gramming mode See the example on page 67 4 3 6 Gain and Offset Calculation With Analog Val ues The gain and offset parameters can be used to adjust the internal image of an analog value to the actual measure ment value Characteristic quantity Minimum Maximum Terminal voltage in V 0 210 Internal value 0 1000 Gain in 0 1000 Offset 999 999 The terminal voltage at input Al of 0 to 10 V is mapped internally to values from O to 1000 A terminal voltage higher than 10 V is mapped internally by the value 1000 With the gain parameter for example you can achieve an amplification of 1 10 at a setting of 1000 The offset parameter can be used to shift the zero of mea surement values Formula Displayed value Ax Internal value Offset Gain 100 The gain value displayed is the amplification as age Hence th
121. m is used for the controlled sup ply of fresh air to a room and to exhaust the contaminated air in the room Let us examine following example Flow sensor Exhaust fan e The room is equipped with an exhaust fan and a fresh air fan e Both fans are monitored by a flow sensor e The pressure in the room must not be allowed to rise above the atmospheric pressure e The fresh air fan must only be switched on if reliable functioning of the exhaust fan is signaled by the flow sensor e A warning lamp indicates if one of the fans fails LOGO Manual A5E00119092 01 183 Applications The circuit diagram for conventional solutions is as follows Auxiliary circuit L1 peel S1 K kK2 K4 K5 sfs H she V gt KICI K2 K3 K4 HiG KSC He N e e e e e Exhaust air Fresh air Operation Error The fans are monitored by flow sensors If after a short delay no air flow is measured the system is switched off and an error is reported Acknowledge this by pressing the off pushbutton Fan monitoring requires an evaluation circuit with several switching devices in addition to the flow sensors The eval uation circuit can be replaced by a single LOGO unit Wiring the air conditioning system with LOGO 230 RC thal K1 ka H1 Exhaust Fresh air fan fan 184 LOGO Manual
122. me is the same for the weekly timer switch but on different cams In this case cam 3 has priority over cam 2 whereas cam 2 has priority over cam 1 Parameter assignment screen form This is what a parameter assignment screen form looks like for instance for cam no 1 Block B01 Cam 1 Weekdays daily perenne panei D MTWTFSS On 06 30 Off 08 00 lt _ On time 06 30 h Off time 08 00 h Weekday 116 The letters behind the D have the following meaning e M Monday e T Tuesday e W Wednesday e T Thursday e F Friday e S Saturday e S Sunday LOGO Manual A5E00119092 01 LOGO Functions An upper case letter means that the weekday is selected The character means that the weekday is not selected Switching times Possible is any time between 00 00 h and 23 59 h means there are no on and off times Setting the weekly timer switch This is how you specify the switching times 1 2 Position the cursor on one of the Cam parameters of the timer switch e g Cam 1 Confirm with OK LOGO opens the parameter assign ment screen form for the cam The cursor is positioned on the weekday Use A and F to select one or several weekdays Use to move the cursor to the first position of the on time Set the on time Modify the value at the respective position using the keys A and Y Move the cursor around to the various positions us
123. memory areas e Par The area in which the LOGO stores setpoint val ues e g the limit values of a counter e RAM The area in which the LOGO stores actual val ues e g a counter value e Timer The area LOGO utilizes for timer functions e g for on delays e REM The area in which the LOGO stores retentive actual values e g the hours counter value In blocks with selective use of the retentivity function this memory area is only used if retentivity is switched on Resources available in LOGO A program in LOGO can occupy the following maximum resources Blocks Par RAM Timer REM Bit 56 48 27 16 15 8 LOGO monitors memory utilization It restricts the func tions offered in the function lists to those for which suffi cient memory space is physically available LOGO Manual A5E00119092 01 77 Programming LOGO Memory utilization The table gives you an overview of the specific memory requirements of the special functions 78 Function block Latching relay Par RAM Timer REM 0 1 Pulse relay Wiping relay Edge triggered wiping relay On delay Off delay On off delay Retentive on delay hm MO P oO oO O0 0 Weekly timer switch Yearly timer switch Up down counter POJN pelo Operating hours counter MINI NIO o Lc TAREE DEE a SA E e Symmetric clock generator Asynchrono
124. mmediately to the LOGO after power is switched on An existing program is overwritten If a PC cable is connected the LOGO switches automati cally to PC lt gt LOGO mode at startup The PC software LOGO Soft Comfort can be used to read the program of the LOGO or to save them to the LOGO After power is switched on the LOGO automatically switches from STOP to RUN if a valid program exists in memory 228 LOGO Manual A5E00119092 01 LOGO Without display Operating Status Indicator Operating states e g Power On RUN and STOP are indi cated by an LED on the front hood e Red LED Power On STOP e Green LED Power On RUN The red LED is lit after Power On and in all LOGO states other than RUN The green LED is lit wnen LOGO is in RUN mode Reading the operating hours counter in STOP mode Prerequisites The PC link must be plugged in prior to Power On In LOGO Soft Comfort as of V 3 0 refer to Chapter 7 you can read the MN and OT values of the hours counter The hours counter values can be fetched without having to en ter a password If your LOGO without display is equipped with a red mod ule you cannot fetch the values of the hours counter be cause when you remove the module in order to connect the PC link you delete the program in the LOGO LOGO Manual A5E00119092 01 229 230 LOGO Manual A5E00119092 01 D LOGO Menu structure Main menu Programming menu gt Program gt Edit Prg ESC ESC gt
125. move the gt to Yes perA ory 6 Confirm with OK LOGO deletes the program 72 LOGO Manual A5E00119092 01 Programming LOGO 3 6 13 Summertime Wintertime Conversion You can enable or disable automatic Summertime Winter time Conversion in programming mode under the menu item Clock 1 Switch the LOGO to programming mode 2 You are now in the main menu and want to select the menu item Clock perAor 3 Confirm Clock OK 4 Move the gt to S W Time per ory 5 Confirm S W Time OK LOGO displays gt On OEE S W Time QFE The current setting of automatic Summertime Wintertime Conversion is shown in the bottom row Factory default is Off Off disabled Enabling Summertime Wintertime Conversion You now want to enable this conversion and specify or de clare its parameter 1 Move gt to On per ory 2 Confirm On OK The display shows gt EU UK US LOGO Manual A5E00119092 01 73 Programming LOGO Description of what is displayed e EU represents the start and end of summertime in Europe e UK represents the start and end of summertime in the United Kingdom e US represents the start and end of summertime in the United States e here you can specify any month day and time dif ference The default program for EU UK and US conversion are found in the table below
126. nd 2 then swing it around on the rail The mounting slide at the rear must be engaged LI N II 12 I3 I4 15 16 17 IB E RUN STOP SNNN Li EERE N SES SES Sess x 2 LOGO digital module 3 At the right side of the LOGO Basic LOGO expansion module remove the cover of the connector 4 Place the digital module to the right of the LOGO basic 5 Slide the digital module towards the left up to the LOGO Basic 16 LOGO Manual A5E00119092 01 Installing and wiring the LOGO 6 Using a screwdriver slide the integrated to the left In it end position the slide engages in the LOGO basic i LI N If I2 I3 14 8 I6 I7 18 tN 1 12 r 4 r i I EI RUN STOP mg O aml 22008 rk y Sf Cf EF leecces Repeat steps 3 to 6 is you want to install additional expan sion modules Note The expansion interface of the last expansion module must be covered LOGO Manual A5E00119092 01 17 Installing and wiring the LOGO Uninstalling To uninstall LOGO proceed as follows dete if only one LOGO Basic is mounted Part A 1 Insert a screwdriver into the hole shown at the lower end of the mounting slide and push it downward 2 Swing the LOGO basic off the profile rail Li N I1 I2 I3 14 LI N I1 I2
127. ng is Profile rail 8 OO D 1 M1 U1 I2 M2 U2 Current Measuring 0 20 mA current Current mea Voltage measure surement ment 28 LOGO Manual A5E00119092 01 Installing and wiring the LOGO 2 3 3 LOGO Outputs connecting LOGO R The LOGO outputs R are relays The relay contacts are isolated from the power supply and from the inputs Prerequisites for Relay outputs You can connect different loads to the outputs such as lamps fluorescent tubes motors contactors etc The loads connected to LOGO R must have the following proper ties e The maximum switched current depends on the type of load and the number of switching cycles For details refer to Chapter A Technical Data e LOGO Basic R in switched on state Q 1 and with ohmic load the maximum current is 10 A and for inductive loads the maximum is 3 A 2 A at 12 24 V AC DC e LOGO DM8 R properties are identical to LOGO Ba sic R with the following restrictions The maximum sum switching power across all four relays is 20 A Connecting This is how to connect the load to the LOGO R an vere Lo DMB R tee tee pe 22 OP GF Ae o0es Load amp Load Protection with automatic circuit breaker max 16 A B16 e g power circuit breaker 5SX2 116 6 if desired LOGO Manual A5E00119092 01 29
128. ng Warns that death serious harm to health or damage to can result if the respective precautionary measures are not taken Caution Warns that harm to health or damage to assets can result if the respective precautionary measures are not taken Note Draws your attention to particularly important informa tion relating to the product and its handling or to a part of the documentation requiring your special attention Only skilled personnel should be allowed to start and operate this device Qualified personnel in the sense of the information on safety technology in this manual are persons who are authorized to commission to ground and to tag circuits equipment and systems in accor dance with safety regulations and standards LOGO Manual A5E00119092 01 iii Welcome to LOGO Warning This device must always be used as intended for the applications described in the catalog and in the techni cal specifications and only in combination with non Siemens devices or components approved or recom mended by Siemens Prerequisite for the safe and correct functioning of the product is its proper transportation storage commis sioning and installation as well as meticulous operation and maintenance Copyright Siemens AG 1996 to 2001 All rights reserved The reproduction distribution or use of this document or its contents is not permitted without express written authority Offenders will be liabl
129. ns Block diagram of the LOGO solution I5 l1 19 17 Safety bar 7 y Gate is open Gate open 21 Gate open Q1 x x Gate open Gate is open Open gate by hand Gate is open Close gate by hand Gate is closed Safety bar Gate is closed Safety bar Gate is closed 02 00s F as hi ng light 1 5 Gate is open L as Open 1 Closed Gate is closed b a6 The OPEN GATE and CLOSE GATE start pushbuttons move the gate in the appropriate direction provided it is not already moving in the other direction The gate motion ends at the respective limit switch Closing of the gate is also interrupted by the safety bar LOGO Manual A5E00119092 01 195 Applications 8 6 Luminous rows Luminous rows 1__ Luminous rows 4 Luminous rows 3 Luminous rows Office When planning lighting systems for commercial locations the type and number of lamps used is determined by the illuminance required For reasons of cost efficiency fluores cent tubes arranged in luminous rows are often used They are divided into separate switching circuits according to the way the room is used 8 6 1 Demands on the Lighting System e These separate luminous rows are switched on and off locally e If there is sufficient daylight the rows on the window side of the room are automatically switched off via day light contro
130. o all LOGO Basic versions The potential of expansion modules arranged to the right of the analog module is separated from LOGO Basic It is therefore possible to connect an expansion module of a different voltage class as LOGO Basic at the right side of an analog module Example LOGO 230 LOGO LOGO LOGo LOGO LOGO LOGO TDM8 AM2 DM824 AM2 AM2 DM8 24 230R The potential of an analog module is separated 14 LOGO Manual A5E00119092 01 Installing and wiring the LOGO 2 2 Installing uninstalling LOGO Dimensions LOGO s installation dimensions are compliant with DIN 43880 LOGO can be snap mounted on a 35 mm DIN EN 50022 profile rail or mounted on the wall Width of LOGO e LOGO Basic has a width of 72 mm corresponding to 4 unit segments e The width of LOGO expansion modules is 36 mm cor responding to 2 unit segments Note We shall illustrate mounting and removal in a graphic over view for a LOGO 230 RC and a digital module The shown methods also apply for all other LOGO basic vari ants and expansion modules Warning Expansion modules must only be Extracted and Plugged after power is switched off LOGO Manual A5E00119092 01 15 Installing and wiring the LOGO 2 2 1 Profile rail mounting Installing This is how you mount a LOGO basic and a digital mod ule on a profile rail LOGO basic 1 Place the LOGO basic onto the rail a
131. oa Eq One 2 S 2 RA Wis Qg 0 re Power supply Inputs Outputs Module slot with cover LOGO Manual A5E00119092 01 Control panel not with RCo LCD not with RCo _ Status display RUN STOP 53 Expansion interface Mechanical coding pins Mechanical coding sockets Slide Working with LOGO LOGO AM2 Power supply Mechanical coding 3 Grounding terminal for Inputs pins connecting ground and Mechanical coding shielding of the analog Status display RUN sockets measuring line STOP Expansion interface Slide 6 LOGO Manual A5E00119092 01 Working with LOGO How to recognize which LOGO model you have The LOGO identifier informs of various properties e 12 12 V DC version e 24 24 V DC version e 230 115 240 V AC version e R Relay outputs without R transistor outputs e C Integrated Weekly timer switch e o Version without display e DM Digital module e AM Analog module e FM Function module e g ASi Symbols e Variants with display are equipped with 8 inputs and 4 out ower puts B Variants without display are equipped with 8 inputs and 4 outputs The digital module is equipped with 4 digital inputs and 4 digital outputs The analog module is equipped with 2 analog inputs Hs E EE f Function module e g ASi with 4 virtual inputs and 4 virtual ou
132. ogram module card to LOGO 1 Insert the program module card 2 Switch the LOGO to programming mode In RUN mode Press ESC execute the menu item Stop see page 45 gt Program PC Card Clock Start 3 Move the gt to PC Card Press the key V Press OK The transfer menu opens 5 Move the gt to Card LOGO Aorv PC m m2 gt Card gt Card B4 A m LOGO 6 Press OK LOGO copies the program from the program module card to LOGO When LOGO has finished copying it automati cally returns to the main menu LOGO Manual A5E00119092 01 7 LOGO Software The program LOGO Soft Comfort is available as a pro gramming package for the PC This software includes the following features Offline program generation for your application Simulation of your circuit or program on the computer Generation and printing of a block diagram Saving the program to the hard disk or other storage media Program transfer from the LOGO to the PC From the PC to LOGO Reading the operating hours counter Setting the TOD Summertime Wintertime conversion The LOGO alternative Thus LOGO Soft Comfort offers you an alternative to con ventional means of planning 1 First you develop your applications at your desktop 2 You simulate the application in your computer and test LOGO Manual whether or not it functions properly before the cir
133. on When the status of Trg has changed to 1 the output Q is switched instantaneously to 1 The actual time Ta in LOGO restarts on a 1 to 0 transition at Trg The output remains set When Ta reaches the con figured value T Ta T output Q is reset to O off delay The time Ta restarts when input Trg is switched on and off again Input R Reset is used to reset the time Ta and the output before Ta has expired The time elapsed is reset after a power failure 104 LOGO Manual A5E00119092 01 LOGO Functions 4 4 3 On Off Delay Short description An output with on off delay is set and reset on expiration of specified times Symbol in LOGO Trg EL Wiring Input Trg Description The positive edge 0 to 1 transition at input Trg Trig ger starts the time Ty for the on delay The negative edge 1 to 0 transition at input Trg Trig ger starts the time T for the off delay Parameter Par Ty is the time after which the output is switched on 0 to 1 transition of the output signal TL is the time after which the output is switched off 1 to 0 transition of the output sig nal Output Q On expiration of the config ured time Ty output Q is switched on provided Trg is still set On expiration of the time T it is switched off provided Trg was not set again Parameter Ty and TL Note the value specifications for the parameters Ty and TL in Chapter LOGO Manual
134. onsumption e 115 VAC 10 30 mA 10 30 mA e 240VAC 10 20 mA 10 20 mA e 115VDC 5 15 mA 5 15 mA e 240V DC 5 10 mA 5 10 mA Voltage failure buffering e 115 V AC DC typ 10 ms typ 10 ms e 240 V AC DC typ 20 ms typ 20 ms Power loss at e 115VAC 1 1 3 5 W 1 1 3 5W e 240VAC 2 4 4 8 W 2 4 4 8 W e 115V DC 0 5 1 8W 0 5 1 8 W e 240VDC 1 2 2 4 W 1 2 2 4 W Buffering the clock at 25 C typ 80h Accuracy of the real time max 5s Tag clock Digital inputs Number 8 4 Electrical isolation No No LOGO Manual A5E00119092 01 209 Technical Data Input voltage L1 LOGO 230 RC LOGO 230 RCo LOGO DM8 230R e Signal 0 lt 40V AC lt 40 VAC e Signal 1 gt 79V AC gt 79V AC e Signal 0 lt 30 VAC lt 30 VAC e Signal 1 gt 79V AC gt 79V AC Input current at e Signal 0 lt 0 03 mA lt 0 03 mA e Signal 1 gt 0 08 mA gt 0 08 mA Delay time at e Otoi typ 50 ms typ 50 ms e 1to0 typ 50 ms typ 50 ms Line length unshielded 100 m 100 m Digital outputs Number 4 4 Output type Relay outputs Relay outputs Electrical isolation Yes Yes In groups of 1 1 Activation of digital input Yes Yes Continuous current lin max 10A per relay max 10A per relay and max 20 A across all 4 relays Incandescent lamp load 25 000 switching cycles at 230 240 V 1000 W 1000 W 115 120 V 500 W 500 W Fluorescent tubes with choke 10 x 58 W
135. op Stop Prg ESC gt No Hes Main menu Program oK Stop Prg OK No a PC Card Yes Clock Start gt Set Param B05 Par SWT 0050 SWL 0048 Fe 0012 gt Set Clock Set Clock e Th 14 45 MM DD YY 06 21 01 gt Prg Name ABC ESC 1 0 1 2 Q 0 1 ae Th 14 45 123456789 123456789 06 21 01 0123456789 0123456 01234 LOGO Manual A5E00119092 01 233 234 LOGO Manual A5E00119092 01 Order Numbers Table A Variant Designation Order number basic LOGO 12 24 RC 6ED1 052 1MD00 0BA3 LOGO 24 6ED1 052 1CC00 0BA3 LOGO 24 RC AC 6ED1 052 1HB00 0BA3 LOGO 230 RC 6ED1 052 1FB00 0BA3 Basic LOGO 12 24 RCo 6ED1 052 2MD00 0BA3 without display LOGO 24 RCo AC 6ED1 052 2HB00 0BA3 LOGO 230 RCo 6ED1 052 2FB00 0BA3 Digital module LOGO DM8 12 24R 6ED1 055 1MB00 0BA0 LOGO DM8 24 6ED1 055 1CC00 0BAO LOGO DM8 230R 6ED1 055 1FB00 0BA0 Analog module LOGO AM2 6ED1 055 1MA00 0BA0 Also with analog inputs LOGO Manual A5E00119092 01 Order Numbers Table B Accessories Designation Order number Software LOGO Soft Comfort V3 0 6ED1 058 OBA00 0YC2 Upgrade Comfort V1 0 6ED1 058 OCA00 0YC1 V2 0 to V3 0 Program mod Yellow card 6ED1 056 1BA00 0AA0 ules Red card 6ED1 056 4BA00 0AA0 Switching mod LOGO Contact 24 V 6ED1 057 4CA00 0AA0 ule LOGO Contact 230 V 6ED1 057 4EA00 0AAO Power modules LOGO Power 1
136. ove as of step 3 158 LOGO Manual A5E00119092 01 6 LOGO Program Modules In LOGO you can only keep one program stored in memory If you want to modify the program or write another program without deleting the first one you must archive it somewhere You can use program modules cards to do this You can copy the program stored in the LOGO to a pro gram module card You can then insert the program mod ule card in another LOGO and copy the program to this LOGO You can use the program module card to do the following e Archive programs e Duplicate programs e Mail programs e Write and test programs out of the field at your office and then transfer it to a LOGO in the switching cabinet LOGO is supplied with a hood You receive the program module card separately Note You do not require a module for storing your LOGO pro gram permanently The LOGO program is already stored permanently when programming mode is closed Below we shall introduce the two modules that you can purchase for your LOGO Both of them can accommodate the entire program memory of a LOGO Module Order no Yellow module for copying 6ED1 056 1BA00 0AA0 Red module with know how 6ED1 056 4BA00 0AA0 copy protection LOGO Manual A5E00119092 01 159 LOGO Program Modules 6 1 Overview of the Modules Yellow program module Programs can be transferred from the yellow module to the devi
137. ptation of the program or an upgrade of the LOGO Basic is required and sensible in some cases in order to achieve appropriate results See the information on Fast inputs in Chapter 2 3 2 6 2 Removing and Inserting Modules When removing a red module know how copy protection note that The program stored on this module can only run if the module remains inserted during runtime If the module is removed the LOGO reports a No pro gram error Removal of the red module during runtime leads to impermissible operate states Always heed the following warning Warning Do not put your finger or objects made of metal or any other conductive material in the open slot of the program module card The socket for the program module card may be live if L1 and N have been incorrectly wired The program module card must always be re placed by a skilled technician LOGO Manual A5E00119092 01 161 LOGO Program Modules Removing the module This how to remove the program module card ALIS 52 in SOOOGOO d 6 16 16 17 Ig O OOOO Carefully insert a screwdriver into the slot at the upper end of the program module card and ease it out of the slot a little You can now remove the program module card Inserting the program module card The slot for the program module card is chamfered at the lower right edge The program module card also has a chamfered edge Th
138. pump The use of rainwater as an addition to the drinking water supply is gaining importance in the domestic housing area This saves money and helps protect the environment For example rainwater can be used for e Washing clothes e Irrigation system for gardens e Watering indoor plants e Carwash e Toilet flushing installations The sketch below illustrates how such a rainwater utiliza tion system is operated Rainwater KA supply line Z Drinking water supply line Pressure switch Control in the distribution box 7 Pressure tank Service water connection Rainwater reservoir Drinking water supply Off Drinking water supply On Dry run protection Off Dry run protection On The rainwater is collected in a reservoir From the reservoir a pumping station supplies a respective line system From there it can be tapped in the same way as normal drinking water If the reservoir should run dry it can be topped up with drinking water 200 LOGO Manual A5E00119092 01 Applications 8 7 1 Demands on the control system of a service water pump e The system must be capable of supplying service water at all times In case of emergency the control system must automatically switch over to drinking water supply e When switching over to the drinking water supply an ingress of rainwater into the mains system must be pre vented e The service water pump must not be switched on if rain
139. ratus switch control and installation engineering LOGO Manual A5E00119092 01 Working with LOGO Which new types of equipment are now available LOGO Basically there are two voltage classes e Class 1 lt 24 V that is 12 V DC 24 V DC 24 V AC Class 2 gt 24 V that is 115 240 V AC DC in versions e With display 8 inputs and 4 outputs e Without display 8 inputs and 4 outputs Each version is integrated in 4 units It is equipped with an expansion interface and offers you 30 ready to us basic and special functions for creating your program Which new expansion modules are now available e The LOGO digital module is available for 12 V DC 24 V DC and 115 240 V AC DC with 4 I Os e The LOGO analog module is available for 12 V DC and 24 V DC with 2 inputs e The LOGO Communication module e g the function module ASi AS Interface bus system This module is described in a separate documentation The digital analog modules are integrated in 2 units Each one has two expansion interfaces for connecting additional modules Which type of equipment is obsolete e All versions with 6 inputs e Along variant with 12 inputs and 8 outputs e The bus version with 12 inputs and 8 outputs The modular strikers of LOGO replace this type of equip ment It s your choice The different basic versions and expansion modules offer structures and precise adaptation to you specific tasks LOGO provides solutions rang
140. re used to adapt the used sensors to the respective application Parameter assignment BO3 Par SWt 00000 sw 00000 JOOO IL 0050 lt 1 on threshold off threshold Gain in Parameter protection Press the key gt SWt 00000 sw 00000 t 0050 200 lt Offset Display in parameter assignment mode example BO2 Par SWt 400 SW 200 Ax 20 LOGO Manual A5E00119092 01 137 LOGO Functions 4 4 18 Analog Comparator Short description The output is switched on if the difference Ax Ay exceeds the set threshold Symbol in LOGO a AA G 4 Par l Wiring Inputs Ax and Ay Description At the inputs Ax and Ay ap ply the analog signals for which you want to evaluate the difference Use the terminals 17 Al1 and 18 Al2 only the LOGO 12 24 RC RCo and LOGO 24 or those of an analog module Parameter Par tA t Gain in range of values 0 1000 t Offset range of values 999 A threshold Output Q Q is set to 1 if the difference Ax Ay exceeds the thresh old Gain and offset parameters Note the information relating to the gain and offset parame ters in Chapter 4 3 6 138 LOGO Manual A5E00119092 01 LOGO Functions Timing diagram 1000 Ay 0 1000 gt 200 Ax Ay 0 200 Q i O O for Ax Ay g
141. red time difference in min utes Let us assume you want to configure the following parame ters start of summertime 31st of March end of summer time 1st of November time difference of 120 minutes This is how you can enter your data e Use the keys lt and gt to move the cursor full square to and fro e Use the keys A and to change the values at the cur sor position LOGO Manual A5E00119092 01 75 Programming LOGO The display shows MM DD 03 31 31 March 11 01 1 November A 120 min gt Time difference of 120 Min e Confirm all your entries with OK You have now customized your summertime wintertime conversion LOGO displays gt On ORF S W Time Or LOGO indicates that summertime wintertime conversion is enabled and that the parameters were customized Note To disable summertime wintertime conversion all you have to do is to confirm Off with OK in this menu 76 LOGO Manual A5E00119092 01 Programming LOGO 3 7 Memory Space and Size of a Circuit Then size of a program Circuit program in LOGO circuit diagram is limited by the available memory space memory requirement for the blocks Memory area In LOGO you can only utilize a specific number of blocks in your program Some blocks require extra memory for their special functions The memory required for special functions can be split into four
142. rion Complies with Values Shock IEC 60068 2 27 18 shocks Half sine wave 159 11 ms Drop IEC 60068 2 31 Drop height 50 mm Free fall packaged IEC 60068 2 32 1m Electromagnetic compatibility EMC Interference emission EN 55011 Limit class B group 1 Limit class for ASi opera tion Electrostatic discharge IEC 61000 4 2 8 kV air discharge Severity 3 6 kV contact discharge Electromagnetic fields IEC 61000 4 3 Field strength 10 V m HF conductance on cables IEC 61000 4 6 10V and cable shields according Burst pulses IEC 61000 4 4 2 kV supply and signal Severity 3 lines Energy carriers IEC 61000 4 5 0 5 kV power lines Single pulse surge Severity 2 symmetrical applies only to LOGO 230 1 kV power lines asym metrical Information on IEC VDE safety Measurement of clearance IEC 60664 Fulfilled and creepage distance IEC 61131 2 EN 50178 UL 508 CSA C22 2 No 142 With LOGO 230 R RC also VDE 0631 Insulation strength IEC 61131 2 Fulfilled 208 LOGO Manual A5E00119092 01 Technical Data A 2 Technical Data LOGO 230 and LOGO DM8 230R Power supply LOGO 230 RC LOGO 230 RCo LOGO DM8 230R Input voltage 115 240 V AC DC 115 240 V AC DC Permissible range 85 253 V AC 85 253 V AC 85 253 V DC 85 253 V DC Permissible mains frequency 47 63 Hz 47 63 Hz Power c
143. rtime Wintertime Con version S W Time 73 Customizing parameters 75 enable enabling Switch Comfort Stairway Lighting 141 Switched current maximum Symbols Symmetric Clock Generator T T See time Technical Data general 207 LOGO 24 212 LOGO AM2 218 LOGO DM8 230R LOGO DM8 245 Index Threshold coi Analog 1 eae 133 Time Accuracy of 95 time Accuracy of 143 Time Response 94 Time switch Timer 77 Timer switch Accuracy Timing deviation 95 Transistor outputs 30 Type of equipment LOGO Type of protection 67 U UL 9 Uninstalling 18 Unit segments Up down Counter 122 Upgrade Upward compatibility 161 V Voltage levels Voltage supply connecting Protective circuit 23 246 W Weekday 116 Weekly timer switch 7 117 Examples setting 117 Weekly Timer Switch 115 Wintertime Wiping Relay edge triggered Pulse Output 112 Wire ferrules 22 without display 227 Reading the operating hours counter 229 X XOR 91 Y Yearly Timer Switch Z Zero point 96 LOGO Manual A5E00119092 01
144. s Memory bits are identified with an M Memory bits are virtual outputs with a value at their output analog to that at the input The LOGO provides 8 memory bits namely M1 M8 Tip on previous devices With previous versions of LOGO the maximum number of blocks connected in series can be exceeded by adding memory bits to the program Initialization memory bit Memory bit M8 is set during the first cycle of the user pro gram You can therefore use it in the program as initializa tion memory bit After the first program cycle it is automati cally reset In all subsequent cycles you can use memory bit 8 in the same way as memory bits M1 to M7 for setting deleting and evaluation operations Note The output signal of the memory bit is always that of the previous program cycle The value does not change within the same program cycle LOGO Manual A5E00119092 01 83 LOGO Functions Levels Voltage levels are designated hi and lo A constant block status of 1 hi or 0 lo is achieved via input of a fixed level or constant hi or lo value Open connectors Block pins not connected are symbolized with an x 84 LOGO Manual A5E00119092 01 LOGO Functions 4 2 List of basic functions BF Basic functions represent a simple Boolean algebra logic When programming a circuit you can find the basic func tion blocks in the BF list In the last column you can locate the position of every bas
145. s Luminous Luminous Luminous row 1 row 2 row 3 row 4 Components used e S1 to S4 n o contact Switches e B1 n o contact Daylight control switch 198 LOGO Manual A5E00119092 01 Applications Block diagram of the LOGO solution Off pulse generated via timer switch Mo Su 20 00 20 01 Mo Su 21 00 21 01 Daylight con trol switch 15 T 1s Luminous row 3 Corridor side Q3 Luminous row 4 Corridor side Q4 Z1 Luminous jl fl row 1 4 TL Window side x Q1 Luminous row 2 Window side Q2 Advantages of the LOGO solution LOGO Manual You can connect the lamps directly to the LOGO pro vided the power consumption of the individual outputs does not exceed its switching capacity If higher loads must be switched you should use a power contactor Connect the daylight control switch directly to an input of the LOGO You do not need an external timer switch because this function is integrated in the LOGO Due to the reduced amount of switchgear you can install a smaller and space saving subsidiary distribu tion cabinet Fewer devices are required The lighting system can be easily modified Additional switching times can be set as required se quential circuit for the off pulses at the end of the day The function of the daylight control switch can easily be applied to all lamps or modified group of lamps A5E00119092 01 199 Applications 8 7 Service water
146. signment menu gt Stop Set Param Set Clock Prg Name Description of the four menu options in the parameter assign ment menu e Stop You are going to use this menu item to stop your program and as a result open the main menu in programming mode Proceed as follows 1 Move the gt character to Stop per ory 2 Confirm the Stop OK Stop Prg gt No Yes 3 Move the gt character to Yes perAor 4 Confirm Yes OK 152 LOGO Manual A5E00119092 01 Configuring LOGO LOGO returns to the main menu gt Program PC Card Clock Start Set Param The diverse parameters are described in the following Chapters 5 1 1 to 5 1 3 e Set Clock The menu item Set Clock is only executed in a LOGO equipped with a clock LOGO C In Set Clock you can set the internal clock of the LOGO Closer detail in sec tion 5 2 e Prg Name Under this menu item you can only read your program name In parameter assignment mode it is not possible to change the program name 5 1 1 Parameter Parameters are e The delay times of a timer relay e The switching times cams of a timer switch e The threshold value of a counter e The monitoring time for an operating hours counter e The switching thresholds of a threshold switch Each one of the parameters is identified by its block num ber and mnemonics Examples BO1 T Block number Mnemonic
147. sing comfort or saving energy are for example e A flashing function that indicates that the light is about to be switched off automatically e You can integrate various central functions LOGO Manual A5E00119092 01 Central off Central on panic button Control of all lamps or individual circuits via a day light control switch Control via integrated timer switch e g continuous lighting only until 24 00 h disabling at specific times Automatic off for the continuous lighting on expiration of a preset time e g after 3 hours 175 Applications 8 2 Automatic Door You often find automatic door control systems at the en trance to supermarkets public buildings banks hospitals etc 8 2 1 Demands on an Automatic Door e When somebody approaches the door it must open au tomatically e The door must remain open until the doorway is cleared e When the doorway is cleared the door must close auto matically after a short time Motion detector EA mmm ASS KKLLLZLL LLL LLLA Nemm s1 W Limit switch S2 Limit switch closed open Inside B2 Motion detector Q1 Main switch Motion D NY Main switch N a LL The door is usually motor driven and equipped with a slip coupling This prevents people from being squeezed in and injured The control system is connected to the mains via a master switch 176 LOGO Manual A5E00119092 01 Applications 8 2 2 Previous Solution Auxili
148. solution the gate will automatically open again when the safety bar is operated Safety bar 16 Q2 Q1 STOP push x button 13 Open Gate is open 14 Q2 Q3 Flashing Q1 light CLOSE push button Q2 Close STOP pushbutton 13 Safety bar l6 Gate is closed 15 LOGO Manual 191 A5E00119092 01 Applications 8 5 Centralized Control and Monitoring of Several Industrial Gates EI A 1 Safety pressure bar 2 flashing warning light Master N Ww saul Often a company s premises can be entered at several locations Not all of the gates can always be monitored lo cally by personnel They must therefore be able to be moni tored and operated by the gateman who sits in a central gatehouse It must also be possible for a member of staff to open and close the gate locally For every gate we implement one LOGO 230 RC and one AS interface function module The bus interconnects the modules and the master In this chapter we will describe a gate control system The structure of the other gate control systems is identical 192 LO
149. states in LOGO The I O status can be 0 or 1 Status 0 means that the input does not carry a voltage Status 1 means that the input carries voltage But that we assume is nothing new to you We have implemented the connectors hi lo and x in order to facilitate programming for you the default fixed status of hi high is 1 and of lo low it is 0 If you do not want to wire the input of a block use the x connector The meaning of the term block is explained on the next page LOGO knows the following connectors lo hi X Connec Inputs Outputs LOGO basic DM AM LOGO 230 RC RCo Two groups 19 124 Al1 AI3 LOGO 24 RC RCo I1 14 and Al8 I5 18 LOGO 12 24 RC 11 18 along RCo LOGO 24 with I7 Al1 18 Al2 Q1 Q4 Q5 Q16 none Signal with 0 level off Signal with 1 level on An existing connection that is not used DM Digital module AM Analog module 38 LOGO Manual A5E00119092 01 Programming LOGO 3 2 Blocks and Block Numbers This chapter shows you how to use the LOGO elements to create extensive circuits and how the blocks and the I O are interconnected For this purpose please turn to Section 3 3 There you are going to learn how to convert a common circuit into a LOGO program Blocks A block in LOGO is a function that
150. t Parameter T T is the time after which the output is switched on out put transition 0 to 1 Output Q On expiration of the time T output Q is switched on Parameter T Note the value specifications in Chapter Timing diagram Trg M LI R 4 L dsn n ee Ta expires j T a The bold printed section of the timing diagram is found again in the symbol for the retentive on delay LOGO Manual A5E00119092 01 107 LOGO Functions Description of the function The current time Ta starts at the 0 to 1 transition at input Trg Output Q is set to 1 when Ta T Further switching actions at input Trg have no influence on Ta The output and the time Ta are only reset to 0 when the status at input R is 1 The time elapsed is reset after a power failure 108 LOGO Manual A5E00119092 01 LOGO Functions 4 4 5 Latching Relay Short description Input S sets output Q Input R resets output Q Symbol in LOGO 5 R a Par Wiring Description Input S Use input S to set output Q to 1 Input R Use input R to reset output Q to 0 again If both S and R are 1 the output is reset Parameter Par This parameter can be used to switch retentivity on and off Ret off no retentivity on the status is retentive Output Q Q is switched on with a sig nal at input S This state is maintained until input R is set Timing diagram R
151. t 200 Description of the function The analog comparator function carries out the following calculations 1 The value configured in the offset parameter is added to Ax and Ay 2 Ax and Ay are multiplied by the gain parameter Since this is given as a age the value 1000 for instance is equivalent to a multiplication by 10 3 The function forms the difference of the analog values Ax Ay Output Q to 1 if this differential value exceeds the threshold you have configured under A Otherwise Q is reset to 0 Calculation rules Q 1 if Ax offset gain Ay offset gain gt threshold Configuration of the Par parameter The gain and offset parameters are used to adapt the used sensors to the respective application BO3 Par Threshold A 00000 Parameter protection 0050 Gainin 2 00 ___ Offset LOGO Manual A5E00119092 01 139 LOGO Functions Example For the controls of a heater the supply and return line tem peratures Ty e g with a sensor at Al1 and T e g with a sensor at Al2 are to be compared A switching operation is to be triggered e g burner on if the return line temperature deviates by more than 15 C from the supply line temperature The physical temperature is to be displayed in parameter assignment mode Available are thermal elements with the following technical data 30 to 70 C 0 to 10 V DC Applicat
152. ta LOGO Manual A5E00119092 01 LOGO Functions Note The hours counter can be fetched without entering a pass word If your LOGO without display is equipped with a red mod ule you cannot fetch the hours counter because the pro gram of the LOGO will be deleted when you remove the module to connect the PC cable Limit value for OT Elapsed operating hours are saved in OT when using the input R signal to reset the hours counter The limit value for the OT counter is 99999 h When the hours counter reaches this value no more hours are counted The OT value ensures retentivity of the hours counter Configuration of the Par parameter BO3 Par Monitoring interval in hours MI 0000h Parameter protection MI is the specified time interval It can lie between 0 and 9999 LOGO Manual A5E00119092 01 127 LOGO Functions 4 4 13 Symmetric Clock Generator Short description The period of the output clock signal is configurable Symbol in Wiring LOGO Description Use the input En to switch the clock generator on and Input En En Q T JUL off Parameter T T is the time during which the output is switched on or off Output Q Q is toggled periodically de pending on the clock cycle time T Parameter T Note the value specifications in Chapter Timing diagram En a Enken The bold printed section of the timin
153. tputs LOGO Manual A5E00119092 01 7 Working with LOGO Variants LOGO is available in the following variants Sym Designation Supply Inputs Outputs Properties bol voltage LOGO 12 24RC 12 24 V 8 Digital 4 Relays g DC 230 V x 10 BB A LOGO 24 24 V DC 8 Digital 4 Transistor no clock 24Vx0 3A LOGO 24RC 24 V AC 8 Digital 4 Relays 230 Vx10 A LOGO 230RC 115 240 V 8 Digital 4 Relays AC DC 230 Vx10 A LOGO 12 24RCo 12 24 V 8 Digital 4 Relays no display DC 230 Vx10 A no keyboard LOGO 24RCo 24 V AC 8 Digital 4 Relays no display 230 Vx10 A no keyboard LOGO 230RCo 115 240 V 8 Digital 4 Relays no display AC DC 230 Vx10 A no keyboard alternatively 2 analog inputs 0 10V and 2 fast inputs can be used 230 V AC variants Inputs in two groups of 4 Within a group only the same phase between groups different phases are possible Expansion module The LOGO can be connected to the following expansion modules Symbol Designation Supply voltage Inputs Outputs LOGO DM 8 12 24 12 24 V DC 4 Digital 4 Relays 3 R LOGO DM 8 24 24 V DC 4 Digital 4 Transistors LOGO DM 8 230R 115 240 V AC DC 4 Digital 1 4 Relays 3 naa LOGO AM 2 12 24 V DC 2 Analog none 0 10 Vor a 0 20 mA 2 1 no different phases allowed w
154. us pulse genera tor a oO Oo A Random generator o Frequency trigger Analog trigger Analog comparator Staircase lighting switch Comfort switch Message texts a oO O 0 0 0 Softkey oO are s LOGO Manual A5E00119092 01 Programming LOGO Depending whether or not the function is configured re tentive it occupies the following memory space e Retentivity switched off RAM area e Retentivity switched on REM area Utilization of memory space If you are unable to add another block when editing a pro gram this is a clear indication that no more memory space is available LOGO offers only the blocks for which it can provide sufficient memory space If a block from the list cannot be added into the LOGO program you cannot call this list anymore If the memory space is fully utilized you must optimize your circuit program or use a second LOGO Determining the amount of memory required When calculating the memory requirements of a circuit you must always take all memory areas into account Example Par RAM Timer REM 6 2 0 0 Par RAM Timer REM No 1 No 2 No 3 l1 T B08 B05 13 amp 14 LOGO Manual A5E00119092 01 79 Programming LOGO The sample program contains Block Function Memor
155. ustry and domes tic areas C Tick Mark Australia The products carrying the label shown at the side are com pliant with AS NZL 2064 1997 Class A standard 10 LOGO Manual A5E00119092 01 2 Installing and wiring the LOGO General Guidelines When mounting and wiring your LOGO you should ob serve the following guidelines LOGO Manual When wiring the LOGO ensure you are conforming with current rules and standards You should also heed any national and regional regulations when installing and operating the devices Contact the relevant authorities to find out the standards and regulations that apply in your specific case Use wires with the appropriate cross section for the amount of current involved LOGO can be wired using cables with a conductor cross section of 1 5 mm and 2 5 m2 refer to Chapter 2 3 Don t screw the connectors too tightly Maximum torque 0 5 N m refer to Chapter 2 3 Keep wiring distances as short as possible If longer wires are necessary a shielded cable should be used Arrange you wires in pairs one neutral conductor with one phase conductor or one signal line Keep separate AC circuits High voltage DC circuits with fast switching cycles Low voltage signal wiring Ensure that the wires have the required strain relief Provide suitable overvoltage protection for wires that could be vulnerable to lightning A5E00119092 01 11 Installing and wiring the LOGO e
156. ve on power failure The program is only stored in the LOGO until you delete it per instruction 3 6 4 Assigning a Program Name You can assign a name to your program This name con sists of upper lower case letters numbers and special characters The maximum length is 16 characters 2 move gt to Prg Name per Y or amp 3 Accept Prg Name OK Use the keys A and you can list the alphabet from A a to Z z numbers and special characters You can also list them forward and backward Here you can select any let ter number or character Input an empty by moving the cursor with gt to the next position This is the first character of the list Examples Press V once the result is an A Press A four times the result is a left bracket etc LOGO Manual A5E00119092 01 55 Programming LOGO This character set is available e co e a E MAO E e E ee E E E eee Fl aE Ea ae fre een ele CY Shea ine de ae send Dandan Let us assume you want to name your program ABC 4 Select A Press V 5 To the next letter Press gt 6 Select B Press V 7 To the next letter Press gt 8 Select C Press V 9 Confirm the complete name OK Your program is now named ABC and you have been returned to the programming menu The program name can be changed in the same way as above Note The program name can only be changed in programming mode You
157. wiring and installation efforts because LOGO keeps the wiring in its head where you want to reduce component space in the con trol cabinet distribution you might even be able to re duce the size of your control cabinet distribution box in which you can add or change functions subsequently without having to install an additional switchgear or change the wiring where you want to offer your customers additional func tions for domestic and commercial housing installation Examples Domestic security systems With LOGO to switch a lamp on regularly or open and close your shutters while you are on holiday Central heating With LOGO run the circulation pump only when you actually require water or heat ing Refrigerating systems With LOGO defrost your re frigerating systems at regular intervals this is more lenient on energy costs you can illuminate aquaria and terraria on a time de pendent basis A5E00119092 01 205 Applications Last not least you can e Use commonly available switches and pushbuttons which makes it easy to install a domestic system e LOGO directly to your house installation the integrated power supply makes it possible Do you want more Info You can find more info relating to the topic LOGO on our Internet site http www ad siemens de logo Do you have any suggestions There are definitely many more useful applications for the LOGO If you know of
158. witch to editing mode 2 Select the Co list 3 Accept the Co list 4 Select 12 5 Accept 12 OK perVorA OK perVorA OK 12 is now connected to the input of the OR block The is what you see in the display B01 Up to this point your program in LOGO looks like this B01 1 I1 I2 Q1 We do not need the last input of the OR block for this pro gram In a LOGO program the unused inputs are identified with an x Now enter the x 1 Switch to editing mode 2 Select the Co list 3 Accept the Co list 4 Select x 5 Accept x OK perVorA OK perVorA OK Now all the inputs of the block are now wired LOGO con siders the program as being complete LOGO jumps back to output Q1 The is what you see in the display B01 Q1 Your program looks like this B01 gt 1 I1 I2 Q1 x If you want to review your first program you can use the lt or gt key to move the cursor through the program 54 LOGO Manual A5E00119092 01 Programming LOGO But we are going to exit program input now This is how it is done 1 Return to the programming menu ESC If this does not return you to the programming menu you have not wired a block completely LOGO indicates posi tions at which you have missed something LOGO accepts only complete programs for the sake of your safety Also refer to pagel7i Note LOGO has now saved your program retenti
159. y area no Par RAM Timer REM Blocks B01 OR 0 0 0 0 1 B02 AND 0 0 0 0 1 BO3 Timer switch 6 2 0 0 1 B04 On delay 1 1 1 0 1 BO5 Clock generator 1 1 1 0 1 BO6 AND 0 0 0 0 1 Resources occupied by the 8 4 2 0 6 program Memory limitations in LOGO 48 27 16 15 56 in LOGO still available 40 23 14 15 50 The program therefore fits into LOGO 80 LOGO Manual A5E00119092 01 4 LOGO Functions Order LOGO provides various elements for the programming mode In order to avoid loosing the overview we have dis tributed the elements in Lists These lists are e Co Connector list Connector see Chapter 4 1 e BF List of basic functions AND OR refer to Chapter 4 2 e SF List of special functions refer to Chapter 4 4 e BN List of reusable blocks configured in the circuit program List Contents All lists show the elements available in LOGO Normally this includes all connectors all basic functions and all spe cial functions the LOGO knows This includes all blocks you have created in LOGO by the time you call the list JBN If not all is shown LOGO does not show all elements if e No more blocks can be added in this case there is either no more memory space available or the maximum possible number of blocks was reached 56 e A specific block s memory space requirement would exceed the space available in LOGO LOGO Manual A5E00119092 01 81 LOGO Functions 4 1 Const
160. y around the program Block numbers Boot gt These blocks are H FE interconnected 12 BOI 7 i I3 BO B01 gt 1 gt 1 14 B027 pg I5 M BO1 B03 m Q14 B01 Q1 I6 Al es lt Moving around the program using the key lt 4 40 LOGO Manual A5E00119092 01 Programming LOGO The overview shows you three displays of LOGO which together form the program You can see how LOGO inter connects the blocks using the block numbers Advantages of the block numbers You can append almost any block to an input of the current block using its block number In this way you can reuse the interim results of logical links or other operations This saves you input work and memory space and ensures a clear arrangement of your circuit In this case you must know how LOGO has named the blocks Note For efficient working we recommend that you create block diagram of the program This is going to make pro gramming easier for you because here you can enter the block numbers assigned by LOGO If you program the LOGO using the LOGO Soft Comfort software you can directly create a logic diagram of your program LOGO Manual A5E00119092 01 41 Programming LOGO 3 3 The way from the Circuit Diagram to LOGO How a circuit is represented in a circuit diagram You know of course how a circuit is represente

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