Series MPCJR Pump Controller Installation and Operating Manual
Contents
1. RTS 20 DTR 6 16 CTS i i itions m RS 232 DB 9 WIRING 7 opion Seal decia 7 VIEWED FROM WIRE SIDE E alt Duplex ull Duplex 5 DATA OUT 32 DATA IN 30 d ASSES BSR Es pae OFF PIN DESCRIPTION 123456 123456 1 DCD c 2 RECEIVE 10 27 28 29 30 31 32 A ee c J U UU U U 5 GROUND 6 DSR l 7 RTS 8 CTS Terminal 29 30 31 32 Option 485 Y receive Z receive A transmit B transmit Option 232 not used data out data ground data in For half duplex operation wire only A and B Do not connect to Y and Z FRONT PANEL FUNCTIONS Alarm Lamps M P Cuunior Pump 1 On Lamp Pump 2 On Lamp Level Display SETPOINT ist Set Point cana Display No Mercoid PUMP CONTROLLER Key functions are as follows INDEX Pressing the S INDEX key advances the display to the next menu item May also be used in conjunction with other keys as noted below Gyr ARROW Increments a value changes a menu item or selects the item to ON The maximum value obtainable is 9999 regardless of decimal point place ment UP ARROW amp ENTER Pressing these keys simultaneously brings up the sec ondary menu starting at the SP H menu item Pressing these keys for 5 seconds will bring up the secure menu EA DOWN ARROW Decrements a value changes a menu item or selects the item to OFF The minimum value obtainable is 1999 regardless of decimal point placement MAENTER The2. Select 100 to 9999 counts above SCAL The total span between SCAL and SCAH must be within 11998 counts Maximum setting range is 1999 to 9999 counts Factory Default is 23 1 Set Point Low Select from the lowest input range value to SFH value This will set the minimum SPIL or SP2L value that can be entered The value for SPIL or SPeL will stop moving when this value is reached Factory Default is 5 7 Set Point High Select from the highest input range value to SPL value This will set the maximum SPH or SPH value that can be entered The value for SPIH or SP2H will stop moving when this value is reached Factory Default is 23 1 Set Point 1 State Select P In or POu Factory default is POut P In Pump In Direct Action As the input increases the output will increase POut Pump Out Reverse Action As the input increases the output will decrease P1 Lamp Select O on or QoFF Factory default is 0 on O on Lamp ON when Output is ON DoFF Lamp OFF when Output is ON Set Point 2 State Select P In POut or OFF Factory default is POut Pin Pump In Direct Action As the input increases the output will increase POut Pump Out Reverse Action As the input increases the output will decrease P2 Lamp Select O on or OoFF Factory default is 0 on O on Lamp ON when Output is ON DoFF Lamp OFF when Output is ON 16 ALARM TYPE AND ACTION CAUTION In any critical application where failure could cause expensive product
3. When SPIL is reached remaining running pump will turn off The last pump off will not be the next pump on Lead Lag Off If lead lag is turned off SPIH and SPIL control pump 1 and SP2H and SPeL control pump 2 There is no alternating function 11 OPERATION RV RC ISOLATED ANALOG RETRANSMISSION The analog retransmission option allows the Process Variable or the Set Variable to be sent as an analog signal to an external device The signal may be either 0 to 10 VDC Option RV or 0 or 4 to 20 mA DC Option RC The output may be changed in the field from one to the other by the toggle switch located on the top printed circuit board Wire the output as shown on page 5 To set up the analog retransmission first determine the scale range that the analog Signal will represent The maximum scale is 9999 counts In the Secondary Menu set POL for the the scale value that will be represented by the low end of the analog sig nal 0 Volts or O mA Set POH for the scale value that will be represented by the high end of the analog signal 10 Volts or 20 mA If you require a Suppressed scale or output you may use the following equations to determine the proper settings for POL and POH K Highest desired scale reading Lowest desired scale reading Maximum desired analog signal Minimum desired analog signal POH Maximum possible analog output Maximum desired analog signal K Highest desired analog reading POL Lowest desir
4. 6 35 SPECIFICATIONS Inputs 4 to 20 mA DC or 2 0 to 10 0 VDC selectable Input Impedance Current input 10 ohms Voltage input 5K ohms Output Ratings Control Relays SPDT rated 10A 240 VAC res 1 4 hp 0120 VAC 1 3 hp 240 VAC Alarm Relays SPST 3A 240 VAC res 1 10 hp 120 VAC Other 15 VDC 20 mA for output one and output two Control Type On off reverse or direct acting Power Requirements 100 to 240 VAC nominal 10 15 50 to 400 Hz single phase 132 to 240 VDC nominal 10 15 Power Consumption 7 5 VA maximum Accuracy 0 25 of span 1 least significant digit Display Two 4 digit 7 segment 0 56 high LED s Display Resolution 1 count Memory Backup Nonvolatile memory no batteries required Serial Communications Optional RS 232 or RS 485 with Modbus protocol Ambient Operating Temperature RH 14 to 131 F 10 to 55 C 0 to 90 up to 104 F 40 C non condensing 10 to 50 at 131 F 55 C non condensing Weight 16 oz 454 g Front Panel Rating Meets UL Type 4X IP 66 Loop Power Supply isolated 24 VDC 50 mA regulated Alarm On Off Differential 1 count Set Point Range Selectable Power Voltage Stability 0 05 over the power voltage range Temperature Stability 100 ppm C typical 200 ppm C maximum Common Mode Rejection 140 db minimum at 60 Hz Normal Mode Rejection 65 db typical 60 db at 60 Hz Isolation Relay 1500 VAC to all other inputs and outputs 24 VDC Loo
5. Alarm 1 Type Select AbS or dE Factory default is ALS ABS Absolute Alarm that may be set anywhere within the values of SC AL and SCAH and is independent of SPIH dE Deviation Alarm that may be set as an offset from SPIH As SPIH is changed the Alarm Point will track with SPIH Alarm 1 Reset Select QnQF or Hold Factory default is OnOF GnOF Automatic Reset Hold Manual Reset Reset acknowledge by simultaneously pressing the INDEX amp Ba DOWN ARROW keys for 5 seconds Alarm 1 Power Interrupt Select On or OFF Factory default is OFF On Alarm Power Interrupt is On GFF Alarm Power Interrupt is GFF Alarm 1 Inhibit Select On or GFF Factory default is OFF On Alarm Inhibit is On Alarm action is suspended until the process value first enters a non alarm condition OFF Alarm Inhibit is OFF Alarm 1 Output State Select CLOS or OPEN Factory default is CLOS LOS Closes Contacts at Alarm Set Point GPEn Opens Contacts at Alarm Set Point 18 AILP Alarm 1 Lamp Select O on or QoFF Factory default is O on O on Alarm Lamp is ON when alarm contact is closed DoFF Alarm Lamp is OFF when alarm contact is closed ALe Alarm 2 function Select OFF Lo Hi or HiLo Factory default is Lo GFF Alarm 2 is disabled No Alarm 2 menu items appear in the Secondary or Secure menus Lo Low Alarm Only A2Lo appears in the Secondary Menu Hi High Alarm Only AZHi appears in the Secondary Menu HiLo High and Low Alarms Both A2Lo and APH app
6. ENTER key is used to store the value of menu items once they are changed to a new value If the ENTER key is not pressed after changing the value the item will revert to the previously stored value EA INDEX amp DOWN ARROW Pressing these keys simultaneously will allow backing up one menu item or if at the first menu item they will cause the display to return to the primary menu If an alarm condition has occurred these keys may be used to reset the alarm INDEX amp ENTER Pressing these keys simultaneously and holding them for 5 seconds allows recovery from the various error messages The following menu items will be reset ALH Alarm inhibit CHEC CAL Check calibration error Correct the problems associated with the above conditions before using these reset keys More than one error could be present Caution is advised since several items are reset at one time THE HOME DISPLAY The home display is the normal display while the control is operating If no errors or functions are active the HOME display will indicate the Process Variable the level that is being measured on the top display and the SP H value Pump 1 On Set Point on the bottom display Error messages may over ride the HOME display See ERROR MESSAGES on pages 21 and 22 While in the Secondary Menu if no key is pressed for a period of 30 seconds the display will return to the HOME position displaying the process value While in the Secure Menu if no key is pr
7. or value for that menu item Secondary Menu Press the e ARROW and EN Enter keys to start the menu Press INDEX to advance to the next menu item Press Fa UP ARROW or ES DOWN ARROW to change the value in the display Press ea ENTER to retain the value SPIH Pump 1 On Set Point Factory Default 23 feet SPIL Pump 1 Off Set Point Factory Default 5 7 feet SP2H Pump 2 On Set Point Factory Default 23 1 feet SP2L Pump 2 Off Set Point Factory Default 5 7 feet AlHi Alarm 1 High Factory Default 23 1 feet AeLo Alarm 2 Low Factory Default 2 0 feet Secure Menu sa Press the ea UP ARROW and Enter keys for 5 Seconds to start the menu Press EY INDEX to advance to the next menu item Press E UP ARROW or Moon ARROW to change the value in the display Press Gara ENTER to retain the value OUTPUTS ARE DISABLED TURNED OFF WHILE CONTROL IS IN THE SECURE MENU SECr InP InPC LdLg OSUP dPT PEA UAL Security Code See the Security Level Selection and the Password Table on page 10 in order to enter the correct password Factory Default is 4 Input Type Select one of the following Refer to the Input wiring section for the proper wiring Factory Default is Curr Curr DC Current Input 0 0 to 20 0 or 4 0 to 20 0 mA UoL DC Voltage Input 0 0 to 10 0 or 2 0 to 10 0 volts Reserved Input Correction Select 500 counts This feature allows the input value to be changed to agree with an external reference or to c
8. wear The Mercoid MPC R pump controller has a pair of set points each for pump 1 and pump 2 If the lead lag feature is turned off SP H and SPIL control pump 1 and SP2H and SP2L control pump 2 If the lead lag feature is turned on pumps 1 and 2 will be controlled in the alternating fashion described below In all cases the P1 lamp will indi cate activity of pump 1 and the P2 lamp will indicate activity of pump 2 The lead lag operation is set in the Secure menu with the item L dl 9 Lead Lag On After installation set the SPIH to the high level pump on point for standard operation Set SPIL to the low level pump off point Set the SPH to the level where you want BOTH pumps to turn on emergency pump on Set the SPL to the level where you want the second pump to turn off emergency pump off The controller will not allow you to set SPIH below SPIL SPIL above SPIH SP2H below SP2L or SPEL above SPH The controller will not allow you to set any set point or alarm point above or below the programmed scale No error messages are gener ated The displayed value will stop at an allowable point just above or below as the case may be the maximum or minimum allowed In normal operation when the SPIH point is reached one of the pumps will turn on When lead lag is turned on pumps 1 and 2 will alternate If the level reaches the SP2H point both pumps will be turned on until the SP2L point is reached where one of the pumps will turn off
9. 0 to 20 mA DC 4 to 20 mA DC 0 to 10 VDC and 2 to 10 VDC inputs are fully scalable from a minimum of 100 count span placed anywhere within the range of 1999 to 9999 Decimal point position is adjustable from the zero place 9999 tenths 999 9 hundredths 99 99 or thousandths 9 999 INSTALLATION Mount the instrument in a location that will not be subject to excessive temperature shock or vibration see Specifications for specific tolerances All models are designed for mounting in an enclosed panel Select the position desired for the instrument on the panel Prepare the panel by cut ting and deburring the required opening From the front of the panel slide the housing through the cut out The housing gas ket should be against the housing flange before installing From the rear of the panel slide the mounting collar over the housing Hold the hous ing with one hand and using the other hand push the collar evenly against the panel until the springs are compressed The ratchets will hold the mounting collar and hous ing in place Figure 1 Panel Cut Out Dimensions Panel cut out 3 620 x 3 620 in 0 032 0 000 92 x 92 mm 0 8 0 0 CAUTION It is not necessary to remove the instrument chassis from the housing for installation If the instrument chassis is removed from the housing you must follow industry standard prac tice for control and protection against Electro Static Discharge ESD Failure t
10. Bulletin L 21 Series MPC R Pump Controller Installation and Operating Manual CE LISTED MERCOID a 10 A Division of Dwyer Instruments Inc Mercoid P O BOX 258 MICHIGAN CITY INDIANA 46361 U S A Phone 219 879 8000 Fax 219 872 9057 Eh www dwyer inst com e mail lit dwyer inst com FR M1 443341 00 Rev 1 CONTENTS DIMENSIONS sat rra cra dial ini rail carmen nected 1 SDECICAIONS ise ion ii e dead ra edi 2 A O E AEE Ea aE E alate 3 Model Identification 2 crio a A ae Res 3 Installation e a a aed 4 WING erse genearen daens oper ar a ene POE eae an od ee era owe 5 7 Front Panel FUNCION Sto ts ti di ia dios 8 9 Home DisplaYos 30 a e A ea 9 Security Level SelectiOn o oooooooococororo eae 10 Lead Lag Operations ato tl td da ada 11 Analog Retransmission Operation 0 0 ects 12 Serial Communication Operation 00 0 cette 13 Men Selections ssori osito asian doe om KE a aaa A Worden eee and 14 Secondary MEn asr A E EAPN EAS TOEN 14 Secure Men sssi fiia ara iD dC a Ac Dj A 15 20 Alarm Type and Act sia ra aii Aves 17 19 Diagnostic Error MesSageS 0 cece tet aa 21 22 Programming CNA sikeee e ir Rag eter att 23 24 Programming ExXamplE ria ie 25 27 DIMENSIONS e 4 1 2 114 3 1732 3 25 32 13 5 95 9 TF nior L a a 3 19 32 91 3 a J Mercojd PUMP CONTROLLER H MAX PANEL THICKNESS 0 25
11. Input gt COM Pumpi Pump2 100 to 240 VAC 15 VDC 50 400 Hz Single PH NOTE 132 to 240 VDC 5VA M gt For supply connections use No 16 AWG or larger wires rated for at least 75 C or in accordance with an equivalent national standard Maximum ambient temperature rating 131 F 55 C Use copper conductors only Terminals 1 5 10 12 amp 21 32 are class 2 SELV MAX Output Ratings Relay 10A 240 VAC RES 1 4 HP 120 VAC 1 3 HP 240 VAC Alarm 3A 240 VAC RES P D 240VA 120 240 VAC SW Volt 15 VDC 20 mA 290 3126 WIRING FOR TRANSMITTER INPUTS USING INTEGRAL POWER SUPPLY Wire power and outputs as shown on previous page Wiring for two wire transmit ters shown below in Figure 3 All wiring shown in Figure 3 is Class 2 Figure 3 Transmitter Wiring Connect Jumper between terminals 3 and 12 Connect Transmitter Plus to terminal 11 Connect Transmitter minus to terminal 5 ojj o xij off aj al olf ml a a Level Transmitter o N N N 0 N o 6 E 32 20 For three or four wire transmitters follow the wiring instructions provided with your transmitter DO NOT wire the 24 Volt Power Supply across the input of the control Da
12. arm 1 Reset selectable onof auto or hold manual A IPs ore Alarm 1 Power Interrupt selectable on or off AIH oFF _ Alarm 1 Inhibit selectable on or off AIST CLOS Alarm 1 Output State selectable close or open AILP LD on Alarm 1 Lamp condition when contact is closed selectable on or off io Alarm 2 function selectable off lo hi or hilo Aet Alarm 2 Type Selectable abs absolute or de deviation OnUF Alarm 2 Reset selectable onof auto or hold manual AeP OFF __ Alarm2 Power Interrupt selectable on or off ASH OFF __ Alarm 2 Inhibit selectable on or off A2s CLOS Alarm 2 Output State selectable close or open n Do Alarm 2 Lamp condition when contact is closed Selectable on or off Digital Filter Process Output Low default is in feet Process Output High default is in feet EA O A o communications E communications Baud Rate for computer communications No Activity Timer for computer ommunication Store Menu for Hi speed writes selectable yes or no 24 PROGRAMMING EXAMPLE Example High level Alarm Start 2 Stop 2 Start 1 Stop 1 E PBLT or Level Transmitter Low level Alarm EXAMPLE PROGRAMMING CHART Keep Empty two pump duplex Depth 25 feet Pump 1 Start at 6 feet Stop at 3 feet Pump 2 Start at 12 feet Stop at 9 feet Low level alarm 1 foot fixed auto reset High level alarm 20 feet fixed auto re
13. ear in the Secondary Menu and share the same Alarm 2 Relay output If ALZ is set to OFF the remaining A2 alarm 2 menu items do not appear Aet Alarm 2 Type Select ABS or dE Factory default is ABS ABS Absolute Alarm that may be set anywhere within the values of SCAL and SCAH and is independent of SPIH dE Deviation Alarm that may be set as an offset from SPIH As SPIH is changed the Alarm Point will track with SPIH AerE Alarm 2 Reset Select OnOF or Hold Factory default is OnOF GnGF Automatic Reset Hold Manual Reset Reset acknowledge by simultaneously pressing the INDEX amp Y DOWN ARROW keys for 5 seconds AeP Alarm 2 Power Interrupt Select On or OFF Factory default is OFF On Alarm Power Interrupt is On OFF Alarm Power Interrupt is OFF A2 iH Alarm 2 Inhibit Select On or OFF Factory default is OFF Gn Alarm Inhibit is On Alarm action is suspended until the process value first enters a non alarm condition OFF Alarm Inhibit is OFF AeSt Alarm 2 Output State Select CLOS or OPEn Factory default is CLOS CLOS Closes Contacts at Alarm Set Point GPEn Opens Contacts at Alarm Set Point AeLP Alarm 2 Lamp Select O on or QoFF Factory default is O on O on Alarm Lamp is ON when alarm contact is closed DoFF Alarm Lamp is OFF when alarm contact is closed 19 Filt Digital Filter Select OFF or 1 to 99 In some cases the time constant of the sensor or noise could cause the display to jump enough to be unreadab
14. ed scale reading Minimum desired analog output K Operation is automatic There are no further programming steps required 12 OPTION 232 485 SERIAL COMMUNICATION OPERATION The serial communications options allow the control to be written to and read from a remote computer or other similar digital device Communication is allowed either through a RS 485 Option 485 port or a RS 232 Option 232 port Wire the communication lines as shown on Page 7 Wiring for the RS 485 is run from control to control in a daisy chain fashion with a termination resistor 120 ohms across the transmit and receive terminals of the last control in the chain Set the RS 485 DIP switch for half or full duplex as appropriate for your application The DIP switch is located on the communications board plugged into the center of the bot tom board of the control Select the control address and communication baud rate with the Addr and bAUd menu items in the Secure Menu THE BAUD RATE AND ADDRESS MENU ITEMS WILL TAKE EFFECT ON THE NEXT POWER UP OF THE CONTROL BE SURE TO POWER CYCLE THE CONTROL BEFORE USING THE NEW BAUD RATE AND ADDRESS In operation you have the option of preventing a write command from the host com puter To prevent the host from writing to the control change the LG E menu item in the Secondary Menu to LOC To allow the host to write commands to the control set LOrE to rE The host does have the ability to change the LOrE state but it i
15. essed for a period of 60 seconds the display will return to the HOME position displaying the process value Outputs are disabled turned off when the Secure Menu is active SECURITY LEVEL SELECTION Three levels of security are provided The SEC menu item security level may be viewed or changed at any time regardless of the present security level in the Secure menu The display shows the current security level To change security levels change the password value using the E UP ARROW or EA DOWN ARROW keys and pressing the ENTER key Refer to the password table following for the correct value to enter for the security level desired To set the access level to for example 2 at the SECr menu item press the Fa UP ARROW key until the upper display shows the password G Press the GEENTER key The display will blink and return with the level value 2 in the upper display The password values shown in the table cannot be altered Retain a copy of these pages for future reference This is the only reference made to password values in this instruction book Password Table Secondary Locked Secure Locked Secondary Unlocked Secure Locked Secondary Unlocked Secure Unlocked 10 LEAD LAG OPERATION The Mercoid MPC R pump controller is designed to easily operate a pair of pumps in the most efficient manner possible The controller has a lead lag feature that allows two pumps to operate in an alternating fashion to minimize
16. le If this value is set too high controllability will suffer Factory default is 3 The remaining menu items appear if the corresponding option was purchased with the control POL POH LOrE Addr bAUd nAt Analog Retransmission Output see page 13 Process Output Low Select 1999 counts to any value less than POH Factory default is 57 Analog Retransmission Output see page 13 Process Output High Select from any value greater than POL to 9999 counts Factory default is 23 1 Option 232 and 485 Serial Communications Local Remote Status Select LOC or rE Factory default is E LOC The host computer is advised not to send remote commands Any write commands sent to the controls will be rejected rE The host computer is allowed to send write commands If the control is not addressed within the time set in the nA No Activity Timer see Secure Menu the CHEE LorE error message will be displayed Option 232 or 485 Serial Communications Control Address Set from Ito FF This number hexadecimal base 16 must match the address number used by the host computer Factory default is 32 Option 232 or 485 Serial Communications Communication Baud Rate Select 300 1200 2400 4800 9600 or 19200 This number must match the baud rate used by the host computer Factory default is 9600 Option 232 or 485 Serial Communications No Activity Timer Set from OFF or Ito 99 minutes Factory default is OFF I 99 Maxim
17. loss or endanger personal safety a redundant limit controller is required When setting an alarm value for an absolute alarm Ait AbS or At AbS simply set the value at which the alarm is to occur When setting the alarm value for a deviation alarm Alt dE or Act dE set the difference in value from the Set Point SPIH desired Since the input for the MPC R is driven from a transmitter the input display can be programmed in different ways Regardless of the position of the decimal point a change of one in the right most digit is referred to as a count For example if there were no decimal point selected a change from 235 to 236 is a change of one count If the decimal point were selected at AO a change of 23 5 to 23 6 is a change of one count The following diagram below shows the action and reset functions for both absolute and deviation alarms ABSOLUTE ALARMS DEVIATION ALARMS F AfHI 3 HIGH ALARMS HIGH ALARMS F m AgHI SP N D ALO 7 D LOW ALARMS LOW ALARMS AFLO l SP E N TOFF ALO y AJHl 7 HIGH AND LOW HIGH no Ares ALARM aa ALO I AJHI SP ONOFF OFF ON esi a ES Lod LoT When setting up an alarm for deviation the deviation is set in counts For example if a low alarm is required to be 5 counts below the SPIH then set A Lo to 5 If a high alarm is required 20 counts above the 5PIH then set A H to 20 If SPIH is changed the alarm will conti
18. mage to the control input circuitry will result USE OF SNUBBERS WITH INDUCTIVE LOADS SNUBBER i THICK E ta 1 1 4 COIL OF RELAY OR MOTOR STARTER SWITCHED AC 3 8 E FROM CONTROLLER 7 8 4 SNUBBER PHYSICAL CHARACTERISTICS TYPICAL A snubber is a resistance capacitance device that is used to reduce or eliminate high voltage spikes generated from inductive loads For best effect the snubber should be mounted as close to the coil as physically possible Electrical and typical physical characteristics are shown above Failure to use a snubber on an inductive load may cause erratic operation and or premature relay contact wear 6 WIRING FOR 485 AND 232 SERIAL COMMUNICATION OPTIONS Wire power and outputs as shown on page 5 Wiring for options is shown in Figure 4 below All wiring shown below is Class 2 Shielded twisted pair is recommended for Option 485 DO NOT run signal wiring in the same conduit or chase as the power wiring Erratic operation or damage to the control cir cuitry will result Figure 4 Wiring for Options DB 25 WIRING g p O G S G S G G VIEWED FROM WIRE SIDE 21 22 23 24 25 26 11 DATA IN 30 5 DATAOUT 32 2 12 DATA GROUND 31 a TRANSMIT 7 GROUND RECEIVE 8 DCD gt di 14 PIN DESCRIPTION PIN DESCRIPTION c EL 1 SHIELD 6 DSR ARUN
19. nue to hold the same relationship as originally set When Alarm Power Interrupt A Pi is programmed ON and Alarm Reset A E is programmed for Hold the alarm will automatically reset upon a power failure and sub sequent restoration if no alarm condition is present If Alarm Inhibit A H is selected ON an alarm condition is suspended upon power up until the process value passes through the alarm set point once Alarm inhibit can be restored as if a power up took place by pressing both the O INDEX and ENTER keys for 5 seconds 17 WARNING IF INHIBIT IS ON AND A POWER FAILURE OCCURS DURING A HIGH ALARM RESTORATION OF POWER WILL NOT CAUSE THE ALARM TO OCCUR IF THE PROCESS VALUE DOES NOT FIRST DROP BELOW THE HIGH ALARM SETTING DO NOT USE THE ALARM INHIBIT FEATURE IF A HAZARD IS CREATED BY THIS ACTION BE SURE TO TEST ALL COMBINA TIONS OF HIGH AND LOW ALARM INHIBIT ACTIONS BEFORE PLACING CONTROL INTO OPERATION The following menu items apply only to the alarms AL Alarm 1 function Select OFF Lo H or HLo Factory default is Hi OFF Alarm 1 is disabled No Alarm 1 menu items appear in the Secondary or Secure menus Lo Low Alarm Only AlLo appears in the Secondary Menu Hi High Alarm Only A1H appears in the Secondary Menu HiLo High and Low Alarms Both AlLo and AH appear in the Secondary Menu and share the same Alarm 1 Relay output If ALT is setto OFF go to ALE on the next page Alt AlrE AP AliH AIS
20. o exercise good ESD practices may cause damage to the instrument WIRING Do not run transmitter wiring or other Class 2 wiring in the same conduit as power leads Use only the probe or transmitter for which the control has been programmed Maintain separation between wiring of sensor auxiliary in or out and other wiring See the Secure Menu Supply connections should be made in accordance with the National Electrical Code per Article 300 and local regulations All line voltage output circuits must have a com mon disconnect and be connected to the same pole of the disconnect for input selection Input wiring for probe or transmitter is rated CLASS 2 Control wiring is as shown in Figure 2 below Figure 2 Wiring Option RV RC N q n N O gt 1 21 22 23 24 11251126 11 a 24 VDC k RELAY gt 50mA Voltage 2 12 Isolated amp SSR f Isolate Pe current NC 13 gt Pump 1 Current 4 COM 14 gt y c Output 5 O NO 15 J c p Alarm Ke 6 N 0 n c 16 gt C gt Contacts Pump 2 C 7 00M ONE Output Alarms 2 8 N O O N O 18 J Contacts Tg CoM igl ja gt m10 27 28 29 30 31 32 20 lt U U U U U U LL ed Line
21. off 26 EXAMPLE PROGRAMMING CHART continued MENU ITEM DEFAULT SETAT DESCRIPTION _____ LH Alam 1 Function Alarm 1 Function selectable off lo hi or hilo off lo hi or hilo A Lt 2 5 AB 5 Alam Type 1 selectable abs absolute or de deviation or hold manual Alam 1 Power Interrupt selectable on or off Alarm 1 Inhibit Selectable on or off CLOS CLOS Alarm 1 Output State selectable close oropen Goon Alarm 1 Lamp condition when contact is closed selectable on or off Secure ALe Ches mes Alarm 2 function selectable off lo hi or hilo Abs Arm 2 Type Selectable abs absolute Abs N de deviation A2rE E OnOF Alarm 2 Reset selectable onof auto o hold manual Alam 2 Power Interrupt selectable on or off Alarm 2 Inhibit selectable on or off TAME Alarm 2 Output State selectable close or open d O on Alam 2 Lamp condition when contact is closed selectable on or off FiLt 3 3 DigtalFiter 5 7 0 O Process Output Low defaut is in feet Process Output High default is in feet na MERCOID A Division of Dwyer Instruments Inc Mercoid P O BOX 258 MICHIGAN CITY INDIANA 46361 U S A Phone 219 879 8000 Fax 219 872 9057 www dwyer inst com e mail lit dwyer inst com O Copyright 2010 Dwyer Instruments Inc Printed in U S A 2 10 FR M1 443341 00 Rev 1
22. ompensate for sensor error Note InP is reset to zero when the input type is changed or when decimal position is changed Lead Lag Select On or OFF Factory default is On See page 11 On The Lead Lag function is enabled The outputs of SP7 and SP2 will alternate GFF The Lead Lag function is disabled Zero Suppression Select Gn or OFF Factory default is On GFF The input range will start at 0 zero Input On The input range will start at 4 00 mA or 2 00 V Decimal Point Positioning Select 0 00 009 or OOOD All Menu items related to the input will be affected Factory default is ag The Peak feature stores the highest input the control has measured since the last reset or Power On At Power On PERA is reset to the present input To manually reset the value PEA must be in the lower display Press the ENTER key to reset PEA will be reset and display the present input value The Valley feature stores the lowest input the Controller has measured since the last reset or Power On At Power On UAL is reset to the present input To manually reset the value UAL must be in the lower display Press the ENTER key UAL will be reset and display the present input value 15 SCAL SCAH SPL SPH SISt SILP 525t 52LP Scale Low Select 100 to 9999 counts below SCAH The total span between SCAL and SCAH must be within 11998 counts Maximum setting range is 1999 to 9999 counts Factory Default is 5 7 Scale High
23. p Power 500 VAC to other inputs and outputs Process Output 500 VAC to other inputs and outputs Storage Temperature 40 to 176 F 40 to 80 C Agency Approvals UL 508 CE Modbus is a registered trademark of Schnieder Automation GETTING STARTED 1 Install the control as described on page 4 2 Wire the control following the instructions on pages 5 through 7 Page 5 contains basic wiring for the control If using the Series MPC R s transmitter power supply fol low the additional directions on page 6 Wiring instructions for the 232 and 485 series communication options is included on page 7 3 Familiarize yourself with the front key pad functions and read the menu structure prior to starting the programming process A programming chart with the menu struc ture and spaces to write your programming values is included on pages 26 through 28 This chart can be a helpful tool to save time in programming For further assis tance programming examples are included on pages 28 through 31 MODEL IDENTIFICATION Model mecyr _ Options Options RS 232 Modus RTU Serial Communications Allows remote 232 computer to read and write all control parameters RS 485 Modbus RTU Serial Communications Allows remote 485 computer to read and write all control parameters RV Analog retransmission of input 0 to 10 VDC RC Analog retransmission of input 0 or 4 to 20 mA Input Ranges Process Input Types The
24. ppears as a flashing message if the instrument calibration exceeds specifi cation This message appears if the ambient tempera ture of the control approaches the ends of toler ance This message appears if the ambient tempera ture of the control is out of range or RJ C sensor is broken Set point outputs active Alarms active Set point outputs active Alarms active Set point outputs inactive Alarms active Set point outputs active Alarm active Set point outputs active Alarms active 22 Input signals may normally go above or below range ends If not check input and correct Remove the instrument for service and or recalibra tion To reset use the INDEX amp ENTER keys Remove the instrument for service and or recalibra tion To reset use the INDEX amp ENTER keys Correct the ambient tem perature conditions Ventilate the area of the cabinet or check for clogged filters If RJ C bro ken return to factory for service Correct the ambient tem perature conditions Ventilate the area of the cabinet or check for clogged filters If RJ C bro ken return to factory for service PROGRAMMING CHART Use the charts on this and the next page to record the values in your application You may want to photocopy the pages if you plan to make programming changes MENU ITEM DEFAULT SETAT DESCRIPTION __ Primary PU SP IH Home Position Process Variable amp SP1H s Value di
25. s not automatic If your system depends on constant reading or writing to and from the host you may wish to set the No Activity Timer A to monitor the addressing of the control When the LOrE is set to E and the nAf is set to any value other than OFF the control will expect to be addressed on a regular basis If the control is not addressed in the time set by the value of nAt then the control will display the error message CHEE LOrE To clear the message set LOrE to LOC 13 MENU SELECTIONS Notation Conventions for the Menus Because of the number of features available in this control information is included that may not apply to your specific control All usable features are included in this book but may not be used in your process To increase clarity the following conventions are used 1 Certain features or functions shown in this book are contextual This means that Menu Items may or may not appear depending on other Menu Item selections Whenever this occurs a notation is made in the Menu Item that controls or directs other menu items If you are looking fora particular menu item and can t find it check the menu item that is its control for proper setting 2 The symbol is used in two ways It is used inside a group of characters to indi cate which set point function SP1 or SP2 is being affected It is also used before a group of characters of a menu item to indicate that there may be more than one selec tion
26. set Want Lead Lag function on No communication options Want 4 20 mA retransmis sion Using with a 4 20 mA input MENU ITEM DEFAULT SETAT DESCRIPTION _ _ spin 231 b0 SetPoint value defaults nfe Secondary sPet 5 7 9 0 SetPoint2 off value default is in feet Alarm 1 high value default is in feet 1 0 Alam 2 low value default is in feet 25 EXAMPLE PROGRAMMING CHART continued MENU ITEM DEFAULT SETAT DESCRIPTION 4 Curr q 0 n Secure XX y Security Selection Input selectable current or voltage Input Correction 0 Lead Lag selectable on or off On Zero Suppression selectable on or off Y Corr 00 On On 0 0 Decimal Point Positioning 00 Curr Q Mm nn Peak highest input value seen since last reset Valley lowest input value seen URL XX since last reset SCAL Scale Low value default is in feet SCAH 23 1 Scale High value default is in feet Set Point Low value default is in feet SP since last reset 2 u 1 y Set Point High value default is in feet SISt POut PQut Set Point 1 State selectable P Out Pumping Out or P In Pumping In SILP aa Set Point 1 Lamp Condition when contact is closed selectable on or off Se5t POut POut SetPoint 2 State selectable POut Pumping Out Pin Pumping In or off 52LP Set Point 2 Lamp Condition when contact is closed selectable on or
27. splayed MENU ITEM DEFAULT SETAT DESCRIPTION SPiH_ ear SetPointl value default is in feet spi 57 _ Set Point 1 off value default is in feet Secondary sP2H 23 Set Point 2 value default is in feet a 2 ae Set Point 2 off value default is in feet AH 231 Alarm 1 high value default is in feet Allo 20 Alarm 2 low value default is in feet SECr in AP 00 gt 00 SUP Zero Suppression Selectable on or off dPt Decimal Point Positioning PEA XX Peak highest input value seen since last reset Secure UAL XxX Valley lowest input value seen SCAL 57 Scale Low value default is in feet SCAH cai ScaleHigh value default is in feet a Set Point Low value default is in feet since last reset SPH 231 SetPoint High value default is in feet 515 POut Set Point 1 State selectable POut ea a Pumping Out or PIn Pumping In AO ae Set Point 1 Lamp Condition when contact is closed selectable on or off eer ee Set Point 2 State selectable POut Pumping Out Pin Pumping In or off Set Point 2 Lamp Condition when contact is closed Selectable on or off E a OOo i ra om tedio selectable on oron pS Continued on next page 23 MENU ITEM DEFAULT SET AT DESCRIPTION AL Hi po Alarm 1 Function selectable off lo hi or hilo ALt AbS Alarm Type 1 Selectable abs absolute or de deviation A IE OnOF Al
28. um time between host computer accesses If timer counts to 0 CHEC LorE will be displayed GFF No Activity Timer function is disabled 20 DIAGNOSTIC ERROR MESSAGES DISPLAY MEANING SP OUTPUTS ACTION REQUIRED No Display is blank Set point Check that the power sup display Instrument is not outputs inactive ply is on or that the exter lighted getting power or Alarms inactive nal fuses are good the supply volt age is too low Fail test appears Set point The display alternates upon power up if outputs inactive between FAIL ES and the internal diag Alarms inactive one of the following mes nostics detect a sages FACt dFLt failure This mes Memory may be corrupted sage ay OCCU Press the ENTER key and during operation the DOWN ARROW key to if a failure is start the factory default detected procedure Recheck con Displays flash troller programming rE FAC Unrecoverable error return to factory for service This message Set point Restore the communica appears if the outputs active tions line and switch the Serial Alarms inactive LorE to LOC Communications has timed out 21 DIAGNOSTIC ERROR MESSAGES DISPLAY MEANING SP OUTPUTS CHEC CAL ArEA Alternates with PV Underflow or Overflow Process value has exceeded input range ends Check calibration appears as an alternating mes sage if the instru ment calibration nears tolerance edges Check calibration a
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