Home
EH 203 Instrukcija EN
Contents
1. Note Connect a protective cable if an LON card is installed in the EH 203 Distribution center power supply 230 VAC Informa tion trans fer bus connection E 32 49 0O QU09 02 HA GENERAL CONNECTION DIAGRAM EH 203 heating controller Kaapelointi EIA 232 RX DATAJAMAK EIA 232 GND 2x 2 1 x0 24 EIA 232 TX L a _ TMw or TMS poe SE p TMR Heee a ee TMw or TMS Jms i _ TMw orTMS aae TMw or TMS eoe Fa NT TMw or TMS 2X0 8 y T TMw orms p e08 4 T MW or TMs p gt 08 eg TMW or TMS Pj a yy TMw mo ee f y 2x0 8 A TT 2x0 8 n a 2x0 8 ZA Aem center 2x0 8 Z5 24 2x0 8 2 a Open Actuator control H1 circuit SS 3x0 8 lt M1 24 VAC amp Closed 3 gt Q S Open Actuator control H2 circuit 2 a 3x0 8 lt M2 24 VAC 2 Closed Cc o Open Actuator control HW circuit e 3x0 8 lt M3 24 VAC w Closed T 2x1 5 N L 1 OLA oni o I I Ss eS SS eS ee Se ee re es es SS eS SS Se ee Ss PS Ss SS eS eS 1S Se Se See SS SS Se iS Soe SS ho eS pe DS L 3x1 5 N m N oO O N 2x1 57S gt L O L N A ca ike o ibs 09 69 85 25 Ss Ss 2S es Co ibs au iy de ea a a e c e e a O G MBM AO mamane OO N Rela Y8 8 c8 L8 9L Y Net connection Meas 1 Meas Meas Meas Meas Meas Meas M
2. OUNIAN EH 203 TYPE INFORMATION Type information indicates which regulator is in question and which pro gram version is in use There are two heating circuits and one domestic hot water regulating circuit in the Ouman EH 203 regulator OPERATING INSTRUCTION Press ESC until the display no longer changes You are then in the Selection display shown in the adjoining picture Press the g button to move cursor to Type information Press OK Info water temp DH Energy meas Operat modes Clock functions Language Keel Type info Start function pa Ouman Oy invests strongly in continuous product development The version number informs the producer which version is in question The serial number is connected to the production process so the manufacturer can determine exactly which controller is in question 16 OUMAN EH 203 START FUNKTION Regulat mode sel HE H2 Automatic In the start function the regulator detects the sensors that are at tached to it The regulator takes the regulating circuits H1 H2 and HW into use according to the supply water sensors The assump tion is that there is a basic regulator in each regulating circuit It is possible to change the heating regulating circuit H1 and H2 to a self learning regulator The start function also activates the sensor s fault alarms The basic regulator controls the supply water temperature accord ing to
3. Timer ON The relay s time program is temporarily replaced by a timer The relay is in the ON mode activated for a set time range 0 999min after which the relay switches to a time programmed mode Press the or button to change the time on the timer The amount of time left on the timer appears on the display Timer OFF The relay s time program is temporarily replaced by a timer The relay is in the OFF mode is inactivated for a set time range 0 999min after which the relay switches to a time programmed mode Press the or button to change the time on the timer The amount of time left on the timer appears on the display KEYWORD RELAY1 oe Time program Relays Mes as ON OFF Timer gt ON 59 min Timern OFF 59 min 15 OUMAN EH 203 LANGUAGE The Ouman EH 203 regulator is in two languages The regulator has the most commonly used languages Finnish Swedish English Estonian Eng lish Russian English Polski and English Lett The language of the regulator can be changed in the following manner OPERATING INSTRUCTION Press ESC until the display no longer changes You are then in the Selection display shown in the adjoining picture Info water temp DH Energy meas Press the g button to move cursor to Language Keel Press OK Operat modes Clock functions gt Language Keel Type info E Press the 8 button to move the cursor to the language you want to use Press OK
4. ES no electricity to actuator the space between contacts 71 72 is open in the relay 27 OUMAN EH 203 RESTORING SETTING Y Restoring settings ONOR en The regulator restores factory settings to the charasteristic heating curve settings Eliminates clock functions Restores user and maintenance level settings Selects automatic control for the operating mode Selects the basic regulator for the regulator type Identifies the connected sensors and assumes which regulating circuits are in use Restores factory settings to the tuning values and trend sampling intervals Selects 0 10V for actuator control with a running time of 150 s in H1 and H2 and the 3 point control for actuator control with a running time of 15 s in the hot water circuit Relay controls are not in use Sets alarm Dig 1 Dig 2 Dig 3 as an assumption into digital inputs Measurements are not read from the energy meter or bus Erases the telephone number and restores the factory settings to the modem Directions for entering the mainte settings 7 ance mode are on page 21 Dig2 selection Dig3 selection Curve type Regul Circ Name Enrgy meter LON initaliz Net measurement Original factory settings can be restored with the regulator in the following manner a Press button to move the cursor to Special mainten Press OK The cursor is at Rstore settings Press OK Press the Press OK Resto
5. Press OK Info water temp DH Energy meas Operat modes Clock functions Language kieli Press the button to move cursor to indicate the relay control R1 or R2 whose controls you want to access Press OK If the relay reserved for time control has been labeled R1 R2 it will indi cate what the relay is reserved for e g sauna outside doors ime program R2 Control HW temp incr Set the time for the relay to be activated and the days of the week for the relay to be activated In addition set the time for the relay to be inacti vated and the days of the week for the relay to be inactivated 1mer m Timer OFF 0 m Press the or button and confirm the time on the timer by pressing OK display Explanation Time program The relay can be used to switch an electric apparatus on and off at desired times When the time program is in the ON mode the relay is activated In this mode the time time and weekday is set for the relay to be activated and the time time and weekday is set for the relay to be inactivated Time programming is done in the same way as L1 drop program time programming see prev p The regulator can be programmed for a maximum of 7 program series on off series per relay Continuous ON The relay s time program is not in use The relay is in a forced ON mode relay is activated Continuous OFF The relay is in a forced Off mode relay is inactivated
6. Press the or button to make changes Press OK to confirm Press the Al button to move from one regulating circuit to the next Quick run 60 INFORMATION ABOUT TUNING VALUES Setting Factory Range Explanation Attention setting P area H1 H2 140 C 10 300 C Supply water temperature change at Eg If the supply water temper P area HW 70 C 10 300 C which the actuator runs the valve at ature changes 10 C and the P 100 area is 100 C the position of the actuator changes 10 l time H1 H2 50s 5 300 s The deviation in the supply water tem l time HW 18 s 5 300 s perature from the set value is corrected by P amount in I time D time H1 H2 0 0s 0 0 10s Regulation reaction speed up in the event Beware of constant waver D time HW 0 0s 0 0 10s of a temperature change HW 140 C 50 250 C Uses anticipate sensor measurement Increase the anticipate value Anticipate information to speed up regulation when to decrease reaction to chang HW consumption changes es in consumption Quick run HW 60 0 100 Functions during consumption changes Decrease this value to de crease reaction to quick tem perature changes The original factory settings may vary from the above Shorten the I time to approx 12 seconds in the HW 3 way mixer 22 OUMAN EH 203 Directions for entering the maintenance mode are on page 21 SETTINGS 4 Ouman EH 203 has three types of settings a user level
7. Press the g button to move the cursor to Text message Press OK Installing receivers for alarm messages A GSM telephone can receive alarms and also acknowledge them A telephone number is given here that the regulator automatically sends a text message to about an alarm in the event of an alarm At first the alarm message is only sent to GSM number 1 If the alarm is not acknowledged from this number after five minutes the regulator sends a new alarm to both GSM numbers 1 and 2 Press the g button to move the cursor to Change Press OK blinks Write the telephone number using the text editor You can move forward or backward in the character row with the or button Confirm the number by pressing OK then the same number that you selected will blink in the next space Whichever has been selected last can be deleted by pressing ESC If you press the ESC button for a while the number will be deleted and the number that was previously fed will remain in effect When you are ready press OK for a while over 2 secretary Installing the device ID When an RS 485 field bus is used for text message con nections the regulators are identified using a device ID The device ID which is 4 characters long and can be freely labeled using the text editor functions as address informa tion The device ID is given as follows Press the g button to move the cursor to In use Press OK blinks Write a device I
8. Fill alarm 31 Floor heating 5 Forced mode 12 15 Fuse changing 44 Freeze protect limit 29 Freezing risk alarm 18 GSM modem 39 40 46 GSM functions 19 INDEX Heating curve setting 4 5 Heating network pressure alarm 31 Heating pump control 26 27 Heating resistor control 27 Home away switch 33 10 HW overheating alarm 18 HW overheating alarm delay 29 HW temperature increase 12 14 HW temperature setting 7 Input Output unit 39 46 Installation instructions 44 Labelling regulating circuits 35 Language change 16 Leakage alarm 31 32 LON bus adapter card 37 46 LON initialization 37 Manual operation 12 Maximum limit Supply water 6 Measurements 8 9 11 30 31 38 Measurements labeling 8 Minimum limit supply water 6 Modem connection 39 40 MODBUS 200 37 43 46 Name change 8 32 33 35 Net measurements 38 Night drop 6 10 33 Nominal temperature 12 Outdoor temperature 9 38 Outdoor temperature delay 23 Overcurrent protection 33 Parallel pump 27 33 Parallel shift 5 6 PID regulation 22 Preheating for air conditioning 5 Pre increase 7 Pre increase time 23 Pressure alarm 18 31 Protection class 48 Pulse information 32 Pump control 26 27 Pump s thermal relay 27 33 Pump summer stop 7 26 Relay controls 15 26 27 Relay controls labeling 26 27 Restoring settings 28 Return water maximum 29 Return water minimum 29 Room compensation 6 30 Room temperature delay 29 RS 485 bus 40 46 Sauna s
9. Into Mates Temp returns to the basic display mode You can also browse measurement data in the Measurements display Press OK Press the button to move cursor to Measurements Press OK H2 Supply 48 Browsing through measurements Cold water 5 Press the button to browse different measurements HW Supply 55 Press ESC to exit from the measurements display HWcircul wat 47 Measurement H2 Return 26 eae DH ReturnHE3 34 Every sensor has it s own typical range Eg outdoor sensor 50 50 C Ifthe labelled DH ReturnHE2 30 sensor s measured value is outside of this range a or character will appear rie a on the measurements display in place of the sensor s measured value to indicate DH MWh 10036 5 whether the value is above or below the range Inst kW 145 3 Wat m3 11123 45 ActuatorH1 45 ActuatorH2 45 ActuatorHWw 45 If there is a sensor defect the regulator gives an alarm see p 18 and err will appear in place of the measured value Meas 6 A free information type temperature measurement which can be labelled the factory setting is cold water or pressure measurement Measurement 6 can alsoor used as a measurement effecting control H2 room or E compensa tion see special maintenance p 30 Meas 9 A free information type temp measurement which can be labelled the factory setting is H2 return water Meas 10 A free information type temperature measurement which can be labelled the factory setting
10. Press OK ime program R2 Control HW temp incr HW temp incr 14 Press the 8 button to move cursor to the regulating circuit or relay control circuit whose time controls you want to access browse add or delete Press OK Relay time control is in use when the relay in question is reserved first for time or time outdoor temperature control see p 26 27 HW increase is in use when the amount of the HW increase has been set in the special maintenance mode see p 23 Browse location for additional programming Press the g button to browse the clock programs which have been made If you want to make additional programs move cursor to first empty program block Set the start time for the temp drop program Press OK Temperature drop start time hours blink Press the or button to set hours Press OK Minutes blink Press the or button to set minutes Press OK Set the weekdays when the start time is effective Press the or button to select weekday The day is left unselected press the button to delete the selection The selection shown on the display is taken into use with the OK button Make your selection for each day and press OK Set the end time for the temp drop program Press OK Hours blink Press the or button to set hours Press OK Minutes blink Press the or button to set minutes Press OK Set the weekdays when the end time is effective Press the button t
11. is prevented if the outdoor temperature is colder than the relay 1 s set outdoor temp limit see p 29 Timing outdoor temperature control 73 e gt 75 1 1 speed ON mode is suitable for exhaust fan control 74 2 speed OFF mode When you have reserved relay 1 for 230V actuator control the regulator automatically also reserves relay 2 for 230V actuator control if relay 2 is free If relay 2 is not free the regulator first requests to free relay 2 for 230V actuator control After this you can begin using 230VAC 3 point control in the actuator selection mode see page 25 The regulator controls relay 1 according to meas 11 The relay is active when the temperat rises to the setting 73 35 closed and released 73 74 closed at the end of the set hysteresis setting hysteresis E g a cooler s compressor or a fan can be controlled with a temperature controlled relay The function can be selected when measurement 11 is connected The regulator controls the relay according to the boiler water temperature meas 10 The re lay is activated at the setting 73 75 closed and the burner starts up The relay is released 73 74 closed and the burner shuts off when the boiler water temperature reaches the setting hysteresis temperature The function can be selected when measurement 10 is connected Connection information LO 9 electricity to actuator the space between contacts
12. name using the text editor 0 130 DH m3 Measured consumption of DH water m3 0 9999999 9 Inst I s Momentary district heating water consumption l s 0 0 120 0 Consumption data can be DH Mwh Measured energy consump of DH water MWh 0 0 99999 9 read as digital inputs or Inst KW DH energy consumption in kW 5 min period 0 3276 7 through the net Wat m3 Measured water consumption of facility m3 0 0 99999 9 Actuator H1 Actuator position in regulating circuit H1 Appears only when using a Actuator H2 Actuator position in regulating circuit H2 0 10V 2 10V controlled Actuator HW Actuator position in regulating circuit HW actuator INSTRUCTIONS FOR CONNECTING SENSORS Resistance 2x08 value table i J SE Outdoor temp sensor TMO pee T Meas C Q a N 30 177 210 H1 Supply water sensor TMW TMS 2x0 8 L Meas 2 25 130540 Rw H1 Room sensor TMR J _4x0 8 8 a i Meas 3 na oes a F 15 72990 CaN H1 Return water sensor TMW TMS 2x0 8 z g an AO ee 5 42340 Ro H2 Supply water sensor TMW TMS pee N H Meas 5 O 32660 Free temp measurement TMW TMS pee a S E eas 6 yee Cold water 0 10V Rk 10 19900 2x0 8 a N 15 15710 HW supply water sensor TMW TMS pee o Meas 7 a he gt ab 20 12490 enicpate senso AWTS 220 8 _______3__ 2 eos P 30 8055 Free temp measurement TMW TMS pee oa y _ Meas 9 35 6531 DH Return HE3 r J 4
13. perature is not set below 55 C H1 Settings Roomtemp 21 5 Temp drop w 0 Min limit 15 Max limit 8 Room compens 0 Pre increase 2 Autumn dry 2 m 6 a Attention Select relay 1 for burner control Select relay 2 for heating resistor control If heating pump control has been selected for relay 1 s control function this set ting becomes the pump s summer stop limit Pump stop appears in place of the valve sum mer close setting if heating pump control has been se lected in the relay 1 control mode p 25 Can be set when relay1 is selected to temp operated function p 26 OUNIAN EH 203 MEASUREMENTS The regulator can be connected to 14 different measurement data at the same time 11 NTC measurements 3 digital inputs Measurement data can also be read through the bus Also the position of the voltage controlled 0 10V or 2 10V actuator can be seen Measurements 6 9 10 and 11 can be used to indicate external alarms additional information on alarms page 18 ATTENTION Only the measurements connected to the regulator appear H2 Automatic d on the display OPERATING INSTRUCTION Press ESC until the display no longer changes You are then in the Selection display shown in the adjoining picture When you press the button in the basic display mode the regulator displays all the measurement results in turn and then
14. 29 Temperature controlled function The factory setting for measurement 11 in temp controlled functions is 55 C setting range 0 100 C and the hysteresis is 3 C setting range 1 10 C see p 7 Burner control The factory setting at which the burner starts up is 70 C setting range 5 95 C and the hysteresis is 3 C setting range 1 10 C ADDITIONAL INFORMATION ABOUT RELAY CONTROLS On the display Not in use HeatPump contrl Auto On Off Time program Time Outd Temp 230V actuator Temp operated Burner control Explanation Relay 1 is not being used Select Auto to put summer stop into use The pumps stop relay 1 s space 73 and 74 opens and the selected valves close when the outdoor temperature is warmer than the pump stop setting During a stop period the pump pumps runs run for a few minutes every week to pre vent them from getting stuck interval use Select ON for the pump to run continuously 73 74 closed Select OFF for the pump to stop 73 75 closed The regulator time controls any electric apparatus using the relay e g a sauna stove door locks Timing programming and control mode selection is done in clock functions p 15 In the timing program s ON mode the relay is activated The control mode can also be changed using a GSM telephone see p 19 20 The regulator controls relay 1 by time In the ON mode the relay is activated The ON mode
15. 600 s R1 Outd 15 C Range 0 2 25 95 5 20 10 50 5 20 5 20 10 50 10 50 last9 1 75 1 75 1 75 0 90 0 999 0 1 99 9 0 10 0 700 30 20 Explanation Attention The average inside temp measurement time which the room compensation uses Return water maximum allowed temperature at which the regulator begins lowering the return water temp Freeze protect limit Minimum return water temperature when the outdoor tem perature is 0 C Freeze protect limit Minimum return water temperature when the outdoor tem perature is 20 C Lower limit of supply water during a free temperature drop in the regulating cir cuits H1 H2 when the outdoor temperature is 0 C stand by function Lower limit of supply water during a free temperature drop in the regulating cir cuits H1 H2 when the outdoor temperature is 20 C stand by function H1 H2 HW supply water temperature deviation from the setting determined by the regulator which causes the alarm Temp meas 11 deviation from the setting of R1 Temp operated which causes the alarm This setting appears if Temp operated has been selected in the re lay1 control mode see page 26 The alarm goes off if the deviation has lasted for the set time Maximum district heating water output at which output limiting begins in regulat ing circuit H1 Maximum district heating water flow at which output limiting begins in regulating circuit
16. You can write the key word using capitals or small letters If the regulator has a device ID see p 39 40 write the device ID in front of the key word The controller answers your request by sending the desired information Operating the controller using a GSM With the GSM phone you can adjust heating curve settings user level settings the controller s operating mode or time controlled relay operation Send the controller a text message Using key words request information about the function whose settings you want to adjust or obtain the information from your telephone s memory Adjust the settings in the text message that the controller sent Send a text message with the new settings to the controller The controller will make the requested adjustments and acknowledge them by sending back a text message with the new settings Keywords Instruction for adjusting settings Write the desired supply water temperature in place of the previous setting in the text message adjust mode Heating curves H1 Settings Write the setting in place of the previous setting Put a star in front of the operating mode which you want to start using When you select manual operating regulator sends information about the supply water temperature and valve positions 0 10V controlled actuators Attention When using electric manual con trol special caution has to be taken because of dan ger of freezing and overheating During t
17. actuator control if relay 2 is free If relay 2 is not free the regulator first requests to free relay 2 for 230V actuator control After this you can begin using 230VAC 3 point control in the actuator selection mode see page 23 Switching the heating resistor on and off Relay 2 switches the heat ing resistor on and off according to the temperat of measurement 10 The factory setting at which the heating resistor switches on is 50 C set ting range 5 95 C and the hysteresis is 5 C setting range 1 10 C The regulator uses relay 2 to control the heating resistor according to the temperature of measurement 10 The relay is activated 71 72 closed and the heating resistor switches on when the temperature drops to the set level The relay is released 71 72 open and the heating resistor switches off at the end of the set hysteresis setting hysteresis If EH 203 is used for burner control see p 26 the regulator can also control the heating resistor according to the same measurement data meas 10 There is a separate setting for switching on the heating resistor The heat ing resistor can be used as an extra source of heat or the main source of heat depending on whether the setting is higher or lower than the point at which the burner starts up Press the or button and press OK Connection information N Le x When the relay is inactive timing program OFF mode or 3x1 5 N lt L
18. clear cover Press as illus Detach the keyboard display unit carefully trated in the picture and pull the cover out by prying it with a screwdriver The cables can be routed between the of place regulator and installation base when spacers are used to mount the regula tor Plugs Tma Turn the keyboard display unit into the Press the keyboard display unit carefully opposite position into place Complete installation by pressing the plastic plugs into the screw holes 44 OUMAN EH 203 Modem connection Jumper wire J9 O4JUOD EO HA If the modem is connected to the RS 485 bus see Connection in the instructions that come with the RS 485 card Outdoor sensor H1 supply water sensor H1 room sensor H1 return water sensor H2 supply water sensor Free measurement cold water Supply water sensor HW HW circulating anticipation sensor Free measurement H2 Return wat Free measurement DH Ret HE3 Free measurement DH Ret HE2 Pulse information contact inform e g alarm info Pulse information contact inform e g alarm info Pulse information contact inform e g alarm info Alarm information from regulator max 46V 1A 24 VAC output 24 VAC 51 L 52 J 0 10V DC input 54 amp 24VAC 55 8 56 S 0 10V A DC input 58 3 24 VAC 59 60 0 10V DC input 62 Relay control Re2 230VAC 6 1 A Relay control Re1 230VAC 6 1 A
19. for pump control Select ON and OFF for start up tests and during maintenance periods Select ON for the pump to run continuously Select OFF for the pump to stop Backup pump Auto If pump 1 stops over current protection is trig gered see digital inputs p 32 the controller automatically switches on the backup pump pump 2 and gives an alarm from pump 1 Pump 2 control occurs via connectors 71 and 72 Backup pump interval use The controller switches on the backup pump once a week for a few minutes Mondays at 9 00 9 05 AM HW pump Auto The HW overheating alarm stops the pump Alternate pump Auto Pumps 1 and 2 are controlled by the controller to function on alternate weeks as the main pump The other pump then func tions as the backup pump The pumps are used alternatively so they both get the same amount of wear and thus have a longer lifespan When one pump is in use the other functions as a backup pump The changeover is on Mondays at 9 00 AM Time program The regulator time controls any electric apparatus using the relay ex a sauna stove door locks You can label the relay accord ing to its use see p 8 Timing programming is done in clock functions p 15 In the timing program s ON mode the relay is activated The control mode can also be changed using a GSM telephone p 19 230V actuator When you have reserved relay 1 for 230V actuator con trol the regulator automatically also reserves relay 2 for 230V
20. functions see p 14 23 OUMAN EH 203 TRENDS 4 It is possible to follow supply water temperature changes on the trend dis play with the graphic depictor You can decide yourself how often the tem perature is measured The factory set sampling interval is 1 second Directions for entering the mainte nance mode are on page 21 Press the 8 button to move the cursor to Trends Press OK If you want to see the supply water temperature depictor press OK Du kan avlasa framledningstemperaturens vaxlingar grafiskt teckenfonstrets You can read supply water temperature changes graphically Asupply water tem perature scale is printed on the right edge of the display The exact temperature of the supply water also appears as a numerical value 80 If a 3 point actuator is being used the direction the ac tuator is being run can be seen on the display The character indicates that the actuator is being run into an open position The character indicates that the actuator is being run into a closed position If a voltage controlled actuator 0 10V or 2 10V is being used the actuator s position information can be seen on the display 0 closed 100 open By pressing the Al group select button you can inspect other regulating circuit s supply water temperature as a trend display Exit with ESC If you want to change the sampling interval press the 3 button to move the cursor to Sampl int
21. is DH Return HE3 If relay 1 is reserved for burner control and or relay 2 is reserved for heating resistor control the controller uses meas 10 as a temp control measurement Meas 11 A free information type temperature measurement which can be labelled the factory setting is DH Return HE2 If relay 1 is controlled by a temperature controlled relay see p 26 the controller automatically reserves measure ment 11 for relay 1 temperature measurement Relabeling measurements 6 9 10 and 11 Move the cursor to the measurement 6 9 10 or 11 that has to be relabeled Press OK Move the cursor to Give new label Press OK Swimming A letter a appears on the display You can move forward or backward in the character row by Cellar pressing the or button Confirm the letter character by pressing OK then the same letter Sauna character that you selected will blink in the next space The character that has been fed last Accumulato can be deleted by pressing ESC If you press the ESC button for a while you can delete the new name and the previous name remains in effect When you have written the name press OK for a while over 2 sec to exit from the data entry mode and the name that has been written will come into effect Text editor s characters in the order in which they appear Empty numbers 0 9 letters A Z a zada Measurements KEYWORD ea H1 Supply 52 Measurements H1 Room 21 2 a H1 Ret wat
22. kW can be seen on the regulator s measurements display Pulse information from the district heating water meter Press OK Set the number of liters equivalent to one pulse and press OK District heating water consumption DH m3 and the momentary district heating water consumption Inst I s can be seen on the regula tor s measurements display Pulse information from the facility s water meter Press OK Set the number of liters equivalent to one pulse and press OK The facility s water consumption Water m3 can be seen on the regulator s measurements display Inspection of hot water network for leaks Press OK Set the length of the control period Press OK If in a 24 hour period there is no time period with no consumption for the length of the control period the controller gives a consumption alarm indicating continuous hot water consumption With the setting at O factory setting the function is not in use The setting range is 0 99 minutes The alarm can also be auto matically acknowledged if there is a pulseles control period during the next 24 hour period This function can be used to discern moderate sized leaks e g a leaking toilet 33 OUMAN EH 203 Directions for entering the mainte nance mode are on page 21 Digl selection Dig2 selection Dig3 selection Curve type Regul Circ Name 3 point curve 5 point curve 34 HEATING CURVE TYPE SELECTION i Selection of a three point or five poi
23. or 5 the outdoor temperature is more than 5 C and the supply water temperature is higher than the set value but less than 30 C If the HW supply water temperature exceeds the HW alarm limit factory setting 65 C the alarm goes off The present supply water temperature appears on the display The alarm relay contact closes strip connectors 31 and 32 See Settings page 23 If measurement 6 is reserved for measurement of water pressure in the network the control ler gives an alarm if the pressure is too high or too low fill alarm and if there is no pressure lower limit alarm see p 31 External alarms can also be connected to EH 203 e g a pressure alarm can taken as contact information from the pressure meter giving the alarm Alarm labelling is done using the text editor If pulse information from the facility s water meter is connected to digital inputs it is possible to monitor possible leaks in the hot water network see p 32 The regulator gives a risk of freezing alarm if the supply water temperature goes below the lower limit set for a free drop in the supply water or the lower limit set for the room tempera ture The present supply water temperature appears on the display The alarm relay contact closes strip connectors 31 and 32 See special maintenance settings page 29 EXTERNAL ALARMS Measurements 6 9 10 and 11 as alarms ure api f moist Wastewater t Measurements 6 9 10 and
24. the set heating curve The self learning regulator automatically changes the characteristic heating curve according to the feedback from the room sensor The self learning maximum adjustment is 10 The letter i on the heat ing curve display indicates that self learning is in use OPERATING INSTRUCTION Press ESC until the display no longer changes You are then in the Selection display shown in the adjoining picture n DH o water temp Energy meas Operat modes Clock functions Language Keel Type info gt Start function asic regu H2 Self learn H2 Not in use HW Regulator HW not in use Taking sensors into use and deleting sensors lf you connect a sensor to the controller or disconnect a sensor from the controller you must go to start function and then the controller will take sensors into use or delete them Press the g button to move the cursor to Start Function Press OK The controller identifies sensors that have been connected and discon nected and displays control modes that can be selected If you do not want to adjust the control mode you can press ESC to exit from the control mode display without making changes The regulator s factory setting is a basic regulator Browsing Press the button to browse the possible regulator types in each regulating circuit Exit with ESC The character indicates which regulator types have been selected from the different regulator circuits
25. to a GSM phone see p 39 40 After pressing ESC the controller asks the active mode of the contact in other words when the controller gives an alarm If a closing contact is in use select Switch closed as the active mode If an opening contact is in use select switch open as the active mode Exhaust fan 72 speed information When the switch is closed the exhaust fan is at 1 2 speed The information is used to lower the heat when the exhaust fan is at 2 speed The amount of the drop is given in special maintenance settings see p 29 2 exhst The active mode means that the exhaust pump runs at 1 2 speed Away switch information switch closed H1 H2 reduced temperature mode is on The active mode means the away mode The purpose of this function is check that the pump is in operating condition Select whet her to inspect pump running from running mode information or from information received from overflow protection Overcurrent protection In speed controlled pumps pump indication is taken from alarm contacts or from a separate overcurrent protection in the input current circuit You can select how you want the switch to work As a factory setting the switch closes when an alarm is given in the active mode the switch is closed If the alarm is given when the alarm contact closes the alarm is acknowledged from a separate switch The alarm may stop sounding after a power failure Contact information for constant spe
26. 0 5 325 Free temp measurement Tyqyy tMs 2L d f O Meas 10 45 4368 DH Return HE2 SE F Seas aa Free temp measurement raw tys J 2x0 8 f Meas 11 55 2 987 Meas 11 Qe 60 2488 PUTTING SENSOR INTO USE AND REMOVING IT FROM USE 65 2 084 If the outdoor sensor is not connected the regulator assumes that the outdoor temperature is 0 C 70 1753 and a sensor fault message appears on the display Outdoor temp err When the outdoor sensor 7 4 482 is connected the regulator automatically takes it into use After adding other sensors you must go to start function See page 17 9 OUVIAN EH 203 SUPPLY WATER INFORMATION In this mode we can see which factors determined by the regulator make up the supply water temperature at the time of inspection The basis for this is the supply water temperature at the present outdoor H2 Automatic temperature according to the characteristic heating curve OPERATING INSTRUCTION Press ESC until the display no longer changes You are then in the Selection display shown in the adjoining picture Use the Al button to move from one regulating circuit to the next H1 H2 Press the g button to move cursor to Info water temp Press OK pre aan Press the 8 button to browse factors which determine the supply water nergy meas temperature Exit with ESC Supply water temp aat the present outdoor temp according to the curve The effect of a parallel shift on th
27. 11 can also be used to indicate external alarms potential free switch In that case a 30k9 resistor must be connected to the strip connector of the measurement in question Closing alarm 30kO When the contact is open 1 appears on the display When the switch closes an alarm goes off and the alarm in ques tion appears on the display Opening alarm When the contact is closed 1 appears on the display When the switch open an alarm goes off and the alarm in question appears on the display 30kO Digital inputs as alarms Thermal relay ater pressure The regulator s three digital inputs can be used for receiving alarms The alarms can be la beled according to topics e g water damage installation p 32 When the contact which is connected to the digital input closes an alarm goes off and err appears on the display If the alarm is not labeled Alarm Dig 1 2 3 will appear on the display In the event of an alarm the alarm relay contact closes strip connectors 31 and 32 CONNECTING THE ALARM RELAY Larmcentral 2x0 8 S a4 og N ALARM ACKNOWLEDGE MENT Turn the alarm off by pressing any button The display will return to the mode it was in before the fault ap peared or if there are additional sensor faults their alarm information will appear on the display If you don t press the keyboard in 20 seconds the alarm will return to the display if the faul
28. 2 selection Press the 8 button to move the cursor to Yes Service switch Dig3 selection Press OK Curve type Regul Circ Name Enrgy meter gt LON initaliz Net measurement In this special maintenance mode you can control the Neuron processor s service pin which is on the LON 200 card so that the Neuron sends the bus its own identification 48 bit Neuron ID This procedure is necessary when initializing EH 203 LON 200 into the facility s LON net 37 OUMAN EH 203 NET MEASUREMENT i4 Ouman EH 203 has an LON 200 RS 485 and MODBUS 200 bus adapter cards as an optional equipment In this special maintenance mode you can select which measurement informati is to be read from the net If you selected to read wind or sun measurements from the net you must set the compensa tion area in this mode Directions for entering the mainte nance mode are on page 21 Press the g button to move the cursor to Net measurement Press OK Digl selection Browsing the net measurements Dig2 selection a Dig3 selection By using the button to browse you can see which measurements can be read Curve type from the net Regul Circ Name Enrgy meter LON initaliz gt Net measurement TextMessageSett Setting net measurements a S Move the cursor to the measurement you want and press OK If you want to select an serial interface for the measu rement in question move the cursor to Yes net and press Watr consm
29. 39 OUMAN EH 203 TEXT MESSAGE SETTINGS VIA NET oe An example of bus DATAJAMAK 2x 2 1 x0 24 S Lk EH 60 EH 686 Directions for entering the mainte connection That which is presented on this page is in effect when a modem has not Modem been directly connected to the controller Communication occurs through 5 32VDC the controller s RS 485 field bus Many controllers can be connected to the system by using the EH 485 bus adapter card and a modem can be con nected to the RS 485 field bus through the master device EH 686 An EH 485 bus adapter card must be installed in the controller so that the EH 203 controller can be connected to the RS 485 field bus see installation and initialization guide in the instructions that come with the EH 485 card Con trollers that are connected to the bus are given a device ID e g TC 1 so the system can identify which controller is being communicated with The device ID always has to be written in front of the key word when communi cating with the controller 7a i i i r i k pe err et 3iBiSbiii 15151 5i merer 7 J a tenons ease ba EIA 232 D z c 2 D c Z a O ance mode are on page 21 GSM modem Digl selection Dig2 selection Dig3 selection LON initializ Net measurement gt Text message DH Ret wat lim Guide for Ouman LED indicator light LED is not on LED is on LED blinks slowly LED blinks rapidly 40
30. 73 74 is k 3x1 5 N closed in the relay eo When the relay is active timing program ON mode 6 aes L the space between contacts 73 75 is closed in the relay N When the relay is inactive timing program OFF mode or no OUMAN EH 203 RELAY 2 CONTROL SELECTION re gt 0 gt El Heater ctrl TE Pump alternation Back up pump use Contact information o from Pump 1 driving i 2x0 8 8 Dia 1 mode from overcurrent o amp g protection Contact information 5 8 from Pump 2 driving Qe 2x0 8 Dig 2 mode from overcurrent 9 amp g protection Tin 2 Q Pump 2 control Q Q 3x1 5 N oe Pump 1 control GL TET pacc cale oe af EH 203 has two 230VAC 6A relays for relay controls relay 1 is a break before make contact relay and relay 2 is an on off relay The following functions can be implemented with relay 2 e Parallel circulation pump control e Timing control that can be labeled GSM control compatibility e 230VAC actuator 3 point control needs both relays e Heating resistor control according to the temperature of meas 10 Press OK a Press the w button to move the cursor to the control mode that you want to use Press OK The character indicates which control mode is being used a Press the w button to move the cursor to Relay 2 control Not in use Relay 2 is not being used Pump Select Auto normally
31. Changing the regulator type Press the S button to move the cursor and press OK SELF LEARNING INFORMATION TMR T P X Indicates is in use that self learning 20 0 20 Self learning area Self learning occurs if the room temperature varies at least 1 C from the set value when the outdoor temperature is in a 5 5 C or 15 25 C range for at least 4 hours Automatic adjustment of the characteristic heating curve occurs at 0 C or 20 C The adjustment rate is 1 C in 4 hours The maximum adjustment of the set curve is 10 If the characteristic heating curve setting is changed self learning starts from the beginning The room sensor TMR has to be in use in order for self learning to take place The self learning setting must not be used if the room compen sation unit TMR P is in use Self learning does not function during a temperature drop Examples of self learning function If the outdoor temperature is between 15 25 C self learning occurs at the characteristic heating curve s 20 C setting For example if the setting value is 58 C the self learning area is 52 64 C 10 of the set value If the outdoor temperature is between 5 5 C self learning occurs at the characteristic heating curve s 0 C setting For example if the setting value is 41 C the self learning area is 37 45 C 10 of the set value 17 OUMAN EH 203 ALARMS
32. D that has a max of 4 characters by pressing the or button Confirm the character by pressing OK modem initialization Modem mode instructions The modem is not on Connect the modem to the network device The power is on but the modem is not ready to use Inspect the following 1 EH 60 EH 686 has the same PIN code as the GSM modem s SIM card PIN code The PIN code for all program versions of the EH 686 is 0000 For the EH 60 the PIN code used to be 0000 but has changed to 1234 as of version 2 4 9 sold after 1 March 2008 2 After the modem is connected turn the power off and then on The modem is ready to use The modem sends or receives messages If a message does not come from the controller controlling device check the text message you have sent to see that the device ID and keyword have been written correctly Also check that EH 60 EH 686 has the operator s message centre number of the GSM connection you have in use The operator s message centre for all program versions of EH 686 and EH 60 old versions is Saunalahti as a factory setting For the EH 60 the operator s message center is changed to DNA as of version 2 4 9 You can find specific instructions for connecting the GSM modem to a master device from the EH 60 EH 686 user manual under GSM modem initialization OUMAN EH 203 DISTRICT HEATING S RETURN oo WATER TEMPERATURE LIMITING If you need to ensure that the water returning to the district heating
33. EH 203 Heating regulator OUMAN EH 203 is a new generation heating regulator Its versatility intelligence and clarity have made it an ideal heating regulator for all kinds of water circulation heating systems In addition to heating control EH 203 has a number of other control and alarm functions for facilities Measurement information can be read settings and controls can be checked and adjusted and alarms can be received and acknowledged remotely via a GSM telephone s text messages or a web browser A GSM modem optional equipment must be connected to EH 203 to enable GSM use An EH net web server optional equipment is needed for web use Types of heating systems e Radiator heating e Floor heating e Air conditioning preregulation e Hot water regulation Types of heating production e District heating exchangers e Boiler plants e Accumulators e District heating substations Remote control options e EH net Web based user interface Internet Intranet e GSM Control Graphic user interface can be freely downloaded at www ouman fi Traditional text message use with all GSM phones FONON MODBUS www ouman fi OUNIAN EF 203 FOR STARTERS Ouman EH 203 is a multifunctional heating controller which is adaptable to many different types of heating systems Ouman EH 203 has the ability to control two heating circuits and one hot water control circuit simultane ously Your controller
34. EH 203 gives as alarm when a situation deviates from the norm In the event of an alarm the regulator gives an alarm and a message appears on the display In addition the alarm relay contact closes Note Although the reason of the alarm is no more valid the last alarm will remain into display intil it is acknowledged If a GSM modem has been connected to the regulator the alarm will appear in the desired GSM phone as a text message Sensor fault alarms Deviation alarm HW overheating alarm Network pressure alarm Consumption alarm Risk of freezing alarm In case of sensor fault the regulator gives an alarm and a message appears on the display Alarm Measurement number and name and err The alarm relay contact closes strip con nectors 31 and 32 The regulator gives a deviation alarm if the supply water temp permanently deviates facto ry setting 60 min from the temp set for it by the regulator The maximum allowed deviation is listed in special maintenance under H1 Dev alarm settings and the duration of the devi ation that causes the alarm to go off is under settings DevAlaDela page 29 Note H1 H2 deviation alarms do not go off when 1 the pump is on summer stop 2 the valve is shut for the summer 3 the controller is in a stand by state 4 the supply water temperature is just slightly max 10 C above the outdoor temperature and the supply water temperature is higher than the set value
35. H1 Drop in supply water temperature when the exhaust fan is at 1 2 speed see p 33 The length of time from which the regulator calculates the HW average tempera ture for the alarm The outdoor temperature limit for relay 1 in use when time outdoor temperature control has been selected for relay 1 s control mode Only H1 Only H1 Only H1 Only H1 Only H1 Only H1 29 OUMAN EH 203 MEASUREMENT 6 SETTING Measurement 6 can be used as a free temperature measurement room tem perature measurement 0 10V transmitter measurement or measurement of the pressure in the heating or ventilation network It is factory set as a free temperature measurement labelled Cold water The label for Measurement 6 can be changed using the text editor The transmitter measurement signal can be 0 10 V 2 10 V 0 20mA or 4 20 mA Adjust the sensors with the regulator s resistors so that the measure ment message that comes from the regulator is always 0 5 V In this mode you can set the transmitter area that E compensation occurs at The E compensation temperature amount is set in Settings See p 6 A pres sure transmitter can be used to set alarm limits for upper limit fill and lower limit alarms Pressure alarms have a 60 s alarm delay Directions for entering the mainte nance mode are on page 21 Selecting measurement 6 Press the g button to move the cursor to Meas 6 setting Press OK Pr
36. a short time period it is usually an indication of a leak in the network 31 OUMAN EH 203 DIGITAL INPUTS 1 2 3 a4 Directions for entering the mainte nance mode are on page 21 32 igl selecti Dig2 selection Dig3 selection LON initializ DH Water Watr consmp EH 203 has three digital inputs A digital input can be connected to contact information or pulse information Contact information can be used to receive an alarm e g blower overcurrent protection alarm Alarms can be labelled using the text editor according to their cause Alarms can be transferred to e g A GSM phone as text messages Pulse information can be read e g from a district heating energy meter or water meter Press the 8 button to move the cursor to Dig 1 Dig 2 or Dig 3 selection Press OK Press the 8 button to move the cursor to indicate which information has been connected to the Dig channel in question Press OK The character indicates the selection made OUMAN EH 203 In display Alarm use Exhaust 2pwr Home away Pump 1 2 running Explanation Alarm switch information When the switch is closed an alarm goes off You can use the text editor to label the alarm e g Thermal relayl see p 8 In the event of an alarm the regulator sounds the alarm and indicates on the display from which digital input the alarm came from Transferring the alarm
37. actory setting A 5 point curve can be taken into use in the special maintenance mode see p 34 OPERATING INSTRUCTION Press ESC until the display no longer changes You are then in the Selection display shown in the adjoining picture Use the Ql button to move from one regulating circuit to the next H1 H2 gt Press the button to move cursor to Heating curve Press OK 3 point curve factory setting You can adjust the characteristic heating curve using outdoor temperature settings 20 C 0 C and 20 C EH 203 prevents you from setting characteristic heating curves that are the wrong shape It automatically proposes a correction 80 Adjustment point 1 Adjustment point 2 Adjustment point 3 20 0 20 Press OK Press the or button to set the supply Supply water water temperature at an outdoor temperature of 20 C Press OK A 1 Press the button to move to the next 2 lt y adjustment point A Y 3 Press OK Press the or button to set the supply water temperature at an outdoor temperature of 0 C 20 0 20 C Press OK Outdoor temp Press the button to move to the next adjustment point Press OK Press the or button to set the supply water temperature at an outdoor temperature of 20 C Press OK Press the button to move to the next adjustment point Exit with ESC 5 point curve taken into use in special maintenance see p 34 You can adjust t
38. ated during the next 20 days whenever the average tem perature in a 24 hour period is under 5 C The autumn drying setting indicates how much autumn drying raises the supply water temperature The original factory setting is 2 C When the temperature of measurement 10 drops to the set lim it the regulator causes relay 1 to turn the burner on see p 26 When the temperature of measurement 10 drops to the set limit the regulator causes relay 2 to switch on the heating re sistor see p 27 Valve closed during the summer The outdoor temperature limit at which the regulator closes the valve valves A factory setting is that only the valve in the H1 circuit closes If the maintenance person has selected H1 Valve regul or H2 Valve regul under pump summer stop the function is not on in that particular circuit Select H1 H2 Valve close in pump summer stop for that function to be on see p 26 Pump summer stop Outdoor temperature at which the regu lator stops the pump During connection and installation the maintenance person decides whether to stop both the H1 and H2 circuit pumps and whether the valves will continue regulat ing or whether they will close each of the valve s functions is determined separately see maintenance mode page 26 The temp of measurement 11 where relay 1 is active Domestic hot water temperature setting Because of danger of bacteria it is recommended that the domestic hot water tem
39. ator specific message center number with or button Confirm by pressing OK Installing the modem s PIN for the regulator Give the SIM card s PIN code The regulator will not initialize the GSM modem before the PIN code is installed The SIM card has to be put in the GSM telephone to change the modem s PIN code When you have changed the PIN code install the SIM card back in the modem Selecting the modem type EH 203 is compatible with Falcom A2D Nokia 30 Siemens M20T and Ouman Fargo modems Fac tory setting is Ouman Fargo Guide for Ouman modem connection and initialization Modem LED indicator light Modem mode instructions LED is not on The modem is not on Connect the modem to the network device LED is on The power is on but the modem is not ready to use Inspect the following 1 EH 203 has the same PIN code as the GSM modem s SIM card PIN code 2 Perform the start up function To start up move to Start function Press OK Exit with ESC without changing settings LED blinks slowly The modem is ready to use jumper wire LED blinks rapidly The modem sends or receives messages If a message does not come from the controller check the text message you have sent to see that the device ID and keyword have been written correctly Also check that the EH 203 controller has the operator s message centre number of the GSM connec tion you have in use The factory setting is a DNA connec tion
40. centre is not too hot set maximum return water temperatures for different outdoor temperatures If the return water temperature ex ceeds the set temperature limits the controller will drop the return Directions for entering the mainte water temperature nance mode are on page 21 Digl selection Dig2 selection Dig3 selection LON initializ Net measurement Text message gt DH Ret wat lim gt RetWatMax RetWatMax 20 60 INFORMATION ABOUT SETTINGS Setting Factory Range Explanation setting H1 CompRatio 0 0 C 0 0 9 9 C The compensation ratio for district heating s return water limiting If the return H2 CompRatio 0 0 C 0 0 9 9 C water temperature rises above the maximum limit the controller lowers the supply water temperature The formula for the amount of the supply water temperature drop is Return water temperature Return water maximum x Comp ratio RetWatMax 20 40 C 5 95 C Maximum return water temperature with an outdoor temperature of 20 C or be low RetWatMax 0 50 C 5 95 C Maximum return water temperature with an outdoor temperature of 0 C RetWatMax 20 60 C 5 95 C Maximum return water temperature with an outdoor temperature of 20 C or above Return When the outdoor temperature is be water temp tween 20 20 the maximum tempera ture change is linear The value can be read from the line going between the points in the diagram above Outdoor tem
41. ction Dig2 selection Dig3 selection Curve type Regul Circ Name gt Enrgy meter TON IMLTAFIZ Press the button to move cursor to Connected Press OK Taking automatic reporting into use Areport is not sent when the set value is 0 Otherwise the report is sent on a set day If there are fewer days in the month than the set reporting day the report is sent on the last day of that month Write the GSM number that the controller sends the report to from the energy meter as a text message The number is given with the text editor as follows Press the g button to move the cursor to Change Press OK O blinks Write the telephone number using the text editor You can move forward or backward in the character row with the or button Con firm the number by pressing OK then the same number that you selected will blink in the next space Whichever has been selected last can be deleted by pressing ESC If you press the ESC button for a while the number will be deleted and the number that was previously fed will remain in effect When you are ready press OK for a while over 2 secretary Installation of EMR 200 Energy meter read head to the energy meter e Attach the magnetic surface of the EMR 200 to the energy meter so that the connecting cord goes down e The Kamstrup Multical energy meter has control knobs for positioning the EMR 200 Install the EMR 200 energy meter so that it touches the knobs on t
42. ding to sensor connections and relay control modes e g is a relay controlling the oil burner or pump or is the relay temperature controlled see p 26 27 By browsing you can see which settings you have in use Browsing and setting changes occur in the following way OPERATING INSTRUCTION Press ESC until the display no longer changes You are then in the Selection display shown in the adjoining picture Use the Al button to move from one regulating circuit to the next H1 H2 HW Press the g button to move cursor to Settings Press OK Changing the heating regulating circuit setting Press the 8 button to move the cursor to the setting that you want to change Press OK Press the or button to change the setting Press OK Exit with ESC Changing the domestic hot water temperature Use the Al button to move to domestic hot water regulating circuit HW Press OK Press the or button to change the setting Press OK Exit with ESC Explanation Attention Room temperature setting which user has set Calculated room temp setting During temp drop period regulator use the calculated room Room temp _Temp drop w temp setting Room compens The supply water temperature drop determined by the clock program or the external home away switch Room com pensation takes a desired drop in room temperature into ac count a6 65 Minimum allowed supply water temperature Set the minimum 50 limit for f
43. e Ouman Trend program from Ouman s home pages you can collect measurement data from your controller and enter the data into your computer You can check measurement data graphically either in real time or afterwards Ouman Trend program s SMS program also has a simulator that you can use to ask your controller the same questions that you ask with your mobile phone OUMAN EH 203 3 point charac heating curve 4 5 34 5 point charac heating curve 4 5 34 Actuator control mode 25 Actuator selection 25 Alarms 18 32 33 Alarm labeling 33 Alarms directed to a GSM 39 40 Alternate pump 27 Anti bakteria function 14 23 Anticipation function 9 22 Approvals 44 Automatic control 12 Autumn drying 7 Backup pump 27 Battery changing 44 Browser using 43 Burner control 7 26 Bus adapter card 37 46 Cabling 44 Characteristic heating curve type selection 34 Circulat pump summer stop 7 26 Clock programs 14 15 Consumption alarm 33 18 Connection instruction 45 Data link 42 Deviation alarm 18 Deviation alarm delay 29 Device ID 37 38 DH s return water temp limiting 41 DH energy consumption 9 11 33 DH output limiting 29 33 DH water flow limiting 29 33 DH water consumption 9 29 33 Digital inputs 32 33 District heating energy meas 11 Door locks 14 15 E compensation 6 9 30 EH net 39 43 46 EMR 200 11 46 Exhaust fan 2 speed 29 32 33 Energy consumption 9 11 32 33 Energy meter 11 36 Field bus 38 40
44. e supply water temperature Room comp Effect of room compensation on supply water RoomCompNigh Effect of room compensation on supply water during reduced operation Effect of E compensation on supply water Effect of S compensation on supply water Effect of clock controlled reduced operation mode on supply water or a drop controlled by a home away switch or remote control compens Reduced temp Pre increase Autumn dry OutdoorDelay 46 exhaust Max lim eff Min lim eff Effect of pre increase on supply water after reduced operation mode Effect of automatic autumn drying on supply water Effect of outdoor temperature measurement delay on supply water Effect of exhaust fan at 2 power on supply water ae Ret wat lim z S Supply water temperature drop due to maximum limit n Supply water temperature increase due to minimum limit Effect of return water limits on supply water Effect of district heat power limit or flow limit on regulating circuit H1 supply water Effect of DH return water limits on supply water Effect of free temperature drop on supply water Present supply water temperature C determined by the controller EXAMPLE In the example the supply water temperature according to the curve is 35 5 C Autumn drying raises it 4 C The outdoor temperature measurement delay drops the supply water temp 2 C As a result the regulator determines that the supply water temp
45. eas Meas Meas Meas Dig 1 Dig 2 Dig 3 Alarm _ contact 24 VAC output Actuator Actuator Actuator H1 H2 HW A Relay 2 IK Z y 1 45 OUMAN EH 203 OPTIONAL EQUIPMENT LON 200 LON 200 is an adapter card which makes the EH 200 series controllers serial communication bus compatible with the LON 200 field bus Installation and initial ization instructions come with the LON 200 adapter card EH 485 Ouman EH 203 has an EH 485 bus adapter card as optional equipment which makes the EH 203 controllers serial communication bus compatible with the RS 485 field bus MODBUS 200 and MODBUS 200 MODBUS 200 is an adapter card which makes the EH 200 series controllers se rial communication bus compatible with the RS 485 field bus The physical inter face to the field bus is galvanically isolated RS 485 network MODBUS 200 DIN is a DIN rail attachable modell GSM modem A GSM modem makes if possible to communicate with EH 203 via text messages With browser based remote use the alarms can be transmitted as text messages to the GSM phone Surface thermostat CO1A AC 250V 15 2 5 A CO1A In floor heating solutions it is important to make sure that exessively hot water which could damage structures or surfaces doesn t ever get into the network A mechanical thermostat should be installed on a supply water pipe which stops the circulation pump in case of overheating Set the
46. ed pumps is taken from the pump s temperature relay When the contact is closed the pump does not run The controller then gives an alarm and starts up the other pump if the alternate pump is in use Running mode Pump running mode information is taken from a separate potential free closing contact in the input current circuit The pump runs when the contact is closed Speed controlled pumps usually do not have their own running information contact If a speed controlled pump is controlled by cutting the supply voltage not recommended the pump s own alarm contact can be connected as an opening contact to the input Speed con trolled pump s own alarm contact Closing running information current circuit as a series with the potential free contact see diagram to the right Compare the running information and control If control and running information are not in the same mode the controller gives a contradiction alarm if the contra dicting situation has lasted for 10s In a contradicting situation the controller keeps a N Dig 1 DH Energy set DH watr metr set Watr consm set controlling the pump When the contradiction ends the alarm is turned off Pulse information from the district heating energy meter Press OK Set the number of kWh equivalent to one pulse and press OK District heating energy consumption MWh and the momentary 5 min follow up period district heating power consumption
47. efore make contact relay and relay 2 is an on off relay The relays can be used for many different purposes If the relay has been selected for time control use it can be labeled according to its use using the text editor e g sauna out side door etc Relays are time controlled in the regulator s clock functions p 15 The time program can be bypassed with a GSM text message and the relay can be timer controlled or set in a continuous ON or OFF mode ad Press the 8 button to move the cursor to the control mode you want to use Press ime Outd temp gt G OK The character indicates which control mode is being used 230V actuator Temp operated gt 4 Burner control gt 6 CSS Pump sommarstopp For each individual regul circuit select whether the valve will continue regulat or whether the valve will close when the pump stops When you exit from this mode the regul asks for the outdoor temp at which the regulator stops the pump The outdoor temp limit can also be adjusted in settings p 7 pump stop Time controlled relay You can label the relay according to its use Move the cur sor to Give new label and press OK Use of the text editor is presented on page 8 Time and temperature controlled relay Set the outdoor temperature when the temp drops at which the clock is prevented from effecting relay 1 s function The outdoor temperature limit can also be set in special maintenance settings see p
48. election a new alarm to both the GSM 1 and 2 numbers Dig3 selection Curve type Regul Circ Name Enrgy meter Press the button to move the cursor to Change Press OK O blinks Write the telephone number using the text editor You can move forward or backward in the character row with the LON initaliz or button Confirm the number by pressing OK then the same number that you Net measurement selected will blink in the next space Whichever has been selected last can be deleted by gt TextMessageSett pressing ESC If you press the ESC button for a while the number will be deleted and the DE REE WA s ALN number that was previously fed will remain in effect When you are ready press OK for a while over 2 secretary Device ID The regulator can be given a device ID which functions as the device s secret password and address information The device ID can be freely labeled The device ID is always written in front of the key word when using the GSM to communicate with the regulator Move the cursor to In use Press OK 0 blinks Write a device ID that has a max of 4 characters The text editor has the letters A Z and the numbers 0 9 You can move forward or backward in the character row by pressing the or button Confirm the character by pressing OK Installing the number for the message center Give the oper
49. er 28 Outdoor 15 H2 Supply 48 OUMAN EH 203 MEASUREMENTS _ Additional information Strip Measurement Information om m tning Measurement Attention connector information 1 Out temp Outdoor temperature 50 50 Can be read through the net 2 H1 Supply Supply water temperature in regulating circuit H1 0 130 3 H1 Room Room temp in regulating circuit H1 room comp 10 80 Can be read through the net 4 H1 Ret water Return water temperature in regulating circuit H1 0 130 5 H2 Supply Supply water temperature in regulating circuit H2 0 130 6 Cold water Free measurement name using the text editor 10 80 Interchangeable p 30 If 6 H2 Room Room temp in regulating circuit H2 room comp several compens are need 6 E comp meas E compensations meas data of the sensors meas area ks 31 ed the data must be read 6 Network pressure Pressure in the heating network ks 30 through the net p 36 T HW supply HW domestic hot water supply water temp 0 130 8 HW circul wat Temp of HW return water in heat exchanger 10 80 an anticip sensor is used in the HW heat exchanger to improve the setting results 9 H2 Return Free measurement name using the text editor 0 130 10 DH ReturnHE3 Free temperature measurement that can be 0 130 Relay 1 controls the burner labelled or a measurement that controls the burner and relay 2 controls the and or heating resistor heating resistor 11 DH ReturnHE2 Free measurement
50. er to the EH 203 regulator Connection 1 Connect the pressure sensor using a resistor The controller s measurement channel 6 can have a 10V transmitter volt age but can only measure 0 5V If you want to use the entire measure ment area of a 0 10V transmitter e g 0 16 bar make the connection using a voltage divider resistor The measurement area is then the trans mitter s measurement area e g 16 bar Transmitter EH 203 41 42 Transmitter EH 203 41 42 0 10 V Meas 6 0 20 mA Meas 6 2 10 V aoe a 4 20 mA 5 D a 5 Add series and shunt 1kO Add shunt 2500 resistor resistor 1kQ D D D D D D D D 0 10V IE 24 VAC ale 0 20mA mle 24 VAC als Press meas transmitter Press meas transmitter 012 3 4 5 67 8 9 10 V meas message sent by the press transmitter 0 1 2 3 4 5 V meas message received by the controller Connection 2 Connect the pressure sensor without resistor If the pressure in the network never exceeds 50 of the transmitter s measure ment area the transmitter can be connected directly to the controller without voltage divider resistors Set the measurement area at one half of the trans mitters actual measurement area e g 8 0 bar for a 0 16 bar transmitter Without voltage divider resistors the controller only recognizes one half 0 5V of the transmitter s measurement message 0 10V EH 203 Meas 6 2e 41 D D D 012 3 4 5 6 7 8 9 10 V meas message sent by the press tran
51. erature is 37 5 C 35 5 4 2 37 5 ax 11im e Min lim eff 0 Result 37 5 H1 SUPPLY TEMP ee KEYWORDS Follow curve 35 5 gE H1 Info water ee aa ne A oP ion Pe OutdoorDelay 2 H2 Info water N es es Max lim eff 0 Min lim eff 0 Result 37 5 OUVIAN EH 203 DISTRICT HEATING ENERGY MEASUREMENT EMR 200 compatible energy meters Kamstrup Multical 66 Kamstrup Multical 401 Kamstrup Multical 402 Kamstrup Multical 601 Measurement information from the district heating energy meter can be read to the Ouman EH 203 by using EMR 200 read head optional equipment Ouman EH 203 has a connector for the read head The function is acti vated in the controller s special maintenance menu see Energy meter p 35 Measurement information can be read from the controller s display and it can also be read from the net or as text messages if these functions have been taken into use H2 Automatic Info water temp DH Energy meas Operat modes OPERATING INSTRUCTION Press ESC until the display no longer changes You are then in the Selection display shown in the adjoining picture Press the g button to move cursor to Energy meas Press OK Press the g button to browse measurement information received from the district heating energy meter Exit with ESC eturn 41 50 C DH Energy 18500kWh DH Water 3550m3 ID171226240521 DH Supply Measured district heating s
52. ergy meas Operat modes Clock functions Language kieli Press the 8 button to move cursor to Clock functions Press OK The cursor is at Time Date Press OK Set the time The cursor is at time Press OK The hours blink Press the or button to set the hours Press OK The minutes blink Press the or button to set the minutes Press OK Set the date Press OK The day blinks Press the or button to set the day Press OK The month blinks Press the or button to set the month Press OK Set the year and weekday Press OK The year blinks Press the or button to set the year Press OK The weekday blinks Use the or button to set the weekday Press OK Exit with ESC 13 OUMAN EH 203 Clock programs browsing adding deleting Info water temp DH Energy meas Operat modes Clock functions Language kieli With the freely programmable 24 hour 7 day clock you can 1 Drop the temp for certain lengths of time heat circuits H1 and H2 2 Increase the domestic hot water temp anti bacteria function 3 Time control the desired on off connections with two relays eg ventilator outdoor lights sauna stove outside doors see p 15 OPERATING INSTRUCTION Press ESC until the display no longer changes You are then in the Selection display shown in the adjoining picture Press the S button to move cursor to Clock functions
53. ess the S button to move the cursor to what you want to connect to measurement 6 Press OK The character indicates which measurement has been chosen for measurement 6 Label the measurement 6 The factory setting for measurement 6 is Cold water Relabeling is shown on page 8 Setting limits for the sensor measurement message You must set compensation area limits in volts The minimum limit indicates where in the transmitter s measurement area compensation begins and the maximum indicates at which measurement area the compensation is at a maximum level To set the amount of compen sation see p 6 Press OK Press the or button to set a limit and press OK to confirm E g E compensation the effect of wind compensation on supply water A wind sensor is in use which has a measurement area of 0 20 m s You want wind com Ey pensation to begin when the wind velocity is 6 m s min limit and compensation to be at a Reena Supply water temperature maximum value when the wind velocity is at least 14 m s max limit Calculate how many E3 Wind compensation percent the wind compensation limits min limit and max limit are from the measurement z1 area s maximum 20 m s and set them as the minimum and maximum compensation Z0 l percentages Wind compensation is set at 4 C factory setting 0 C setting range 7 7 0 Mes message Min 30 Max 70 f g wind velocity TE Calculation tab
54. he Al button to move to the HW circuit No temp incr and Contin incr can be selected from control modes after the amount of temperature increase has been given in maintenance mode settings See p 23 HW increase anual mec Manual electr Additional information about operating modes in heating regulating circuits H1 and H2 Automatic Nominal YS Reduced C Stand by control Q operat mode 7 operat mode Supply water Room temperature Temperature drops occur according The regulator keeps a nominal Continuous reduced tem Free supply water tem to the clock program temperature on disregarding perature nighttime drop perature drop down to the the clock program is on regardless of the freeze protect limit stand clock program by function H1 Operat modes KEYWORDS Automatic Nominal oper H1 Operat modes Reduced oper H2 Operatmodes lt _ Abed ee a 2 open 0 DHW Settings Manual electr closed 000 Valve flushing 12 OUMAN EH 203 CLOCK FUNCTIONS Setting the time The Ouman EH 203 regulator s clock registers summer time and standard time changes and leap years The battery lasts approx 10 years Setting the time happens in the following manner OPERATING INSTRUCTION Press ESC until the display no longer changes You are then in the Selection display shown in the adjoining picture Info water temp DH En
55. he bottom and side e The EMR 200 has a 10 m connection cord A 10m extension cord CE EMR10 can be used if necessary 36 OUMAN EH 203 NET CONNECTIONS The Ouman EH 203 controller can be connected to the MODBUS RS 485 or LON bus When the EH 203 controller is con nected to the bus a Modbus 200 DIN Modbus 200 EH 485 or LON 200 card bus adapter card optional equipment is installed Detailed instructions for installing and initializing the bus adapter card are provided Connect the EH 203 to a MODBUS field bus with MODBUS 200 DIN adapter card 120 ohm terminating resistors are connected to EIA 232 EIA 232 both ends of the network Loa CAL anada aha T El 24 eee EH 203 sc 41 E MA MC m 24 EH 203 strip connectror 41 Modbus MC MA Connect the EH 203 to a MODBUS field bus with MODBUS 200 adapter card Modbus 200 adapter card Connect the EH 203 to a RS 485 field bus Eg Datajamak gAgA G8y SH 2 x 2 1 x 0 24 sdqygZ NOJ LON 200 adapter card gt gt OUMAN EH 203 LON INITIALIZION When connecting the controller to the LON field bus LON bus initialization occurs in the controller s special maintenance mode Directions for entering the mainte Other buses do not have to be initialized from the controller nance mode are on page 21 LON initialization Press the 8 button to move the cursor to LON initializ Press OK 1g selection Dig
56. he characteristic heating curve us ing outdoor temperature settings 20 C and 20 C as well as three other outdoor temperature settings between 20 C 20 C Note Automatic characteristic heating curve proposed correction is not in use Adjustment point 1 20 18 C Adjustment points 2 4 20 18 C Nol Adjustment point 5 20 18 C C 4 Press OK Press the or button to set the supply Supply water water temperature at an outdoor temperature of 20 C aad A Press OK i A a Press the i button to move to the next ha T i8 adjustment point A ay y Y Press OK Press the or button to set the outdoor temperature for which you want to 20 0 20 C Outdoor temp determine the supply water temperature Press OK Press the or button to set the supply water temperature for the outdoor tem perature in question Press OK Press the button to move to the next adjustment point Press OK Press the or button to set the supply water temperature at an outdoor temperature of 20 C Press OK Press the button to move to the next adjustment point OUMAN EH 203 CURVE INTERPRETATION 80 65 5 5 35 gt D Q2 E 20 5 6 C o i 20 0 20 Outdoor temperature Instructions for setting the curve When the outdoor temp is 20 C the supply water is 58 C 0 C the supply water is 41 C 20 C the supply water is 18 C Attention The temperature of the s
57. he valve flush function the regulator first opens and then closes the valve After this automatic regulation continues The purpose of this function is to clean out a plugged up valve H1 Operat modes A GSM can be used to control the relay only if the relay is being time controlled Place a star next to the control mode that you want to begin using In time con trol you can also set the length of time it is in effect range 0 999 min Relays Acknowledging alarms You can acknowledge an alarm with a GSM by sending the same message back to the regulator 19 20 The maintenance person s maintenance guide begins here p 21 48 OUMAN EH 203 ENTERING THE MAINTEN MODE re T Access to the Ouman EH 203 maintenance mode is prevented by user rights Only those persons who have a maintenance code have access to the maintenance mode There are typical tuning values and settings in the maintenance mode which the maintenance person needs in conjunction with installation An ordinary district heating exchanger is tuned in this mode Settings that are not needed as often can be done in the special maintenance mode for ex restoring original factory settings spe cial settings measurement 6 and 9 settings digital input settings LON and bus settings as well as modem settings and text message settings HE g l H2 Automatic ENTERING THE MAINTENANCE MODE Press ESC unti
58. inputs 1 2 and 3 32 Characteristic heating curve type selection 3 point 5 point 34 Labelling control circuits 35 Energy meter 36 Net connections 37 LON initialization 37 Net measurements 38 Text message connection via the modem 39 Text message connection via buss 40 District heating s return water temperature limiting 41 Data link 42 Using the browser 43 Installation and maintenance guide 44 Connection guide 45 Optional equipment 46 Index 47 Technical information 48 We reserve the right to make changes in our products without prior notice OUMAN OY Espoo sales office Voimatie 6 90440 Kempele Upseerinkatu 1 02600 Espoo Q Tel 358 424 8401 Tel 358 424 840 202 Fax 358 8 815 5060 Fax 358 9 4780 1030 www ouman fi OUMAN EH 203 SETTINGS FOR HEATING CURVE e W e DH Energy meas Operat modes Clock functions Language kieli Type info Start function Mainten mode white in color Adjustable values are The correct shape for the characteristic heating curve depends on many factors the insulation in a house type of heat distribution the dimensions of the piping etc A heating curve is typically set so that the supply water temperature rises when the outdoor temperature drops Ouman EH 203 s characteristic heating curve can be adjusted to exactly fit the needs of the facility from either three or five points A 3 point curve is a f
59. l the display no longer changes You are then in the Selection display shown in the adjoining picture Press OK Press the Ol button to move from one regulating circuit to the next H1 H2 HW nfo water temp Press the g button to move the cursor to Mainten mode Press OK DH Energy meas Operat modes Clock functions Language Keel Type info Start function gt Mainten mode gt MAINTENANCE MODE Press OK Press the or button to set the correct maintenance code one number at a time and press OK after each number Press the button to choose what you want to access from the adjoining menu Each item is presented indi vidually on a separate page Relay1 control Relay2 control gt Special mainten SPECIAL MAINTENANCE MODE Dig2 selection Dig3 selection Curve type Regul Circ Name Enrgy meter LON initaliz Net measurement TextMessageSett DH Ret wat lim 21 OUMAN EH 203 TUNING VALUES re EH 203 has three PID regulators The tuning values may have to be adjusted for example when the district heating exchanger is installed if the setting wavers with the original factory setting Anticipate and quick run can be set in the HW regulating circuit in addition to PID Directions for entering the mainte Tuning takes place in the following manner M mode are on page 21 The cursor is at Tuning values Press OK Press the g button to move the cursor Press OK
60. les for calculating compensation Setting compensation limits for the controller limits from measurement messages when the emitter s measurement message does not begin at zero 2 10V or 4 20 mA transmitter Value obtained from The value to be set for the formula the controller Min comp limit MiM limit m s msy X 100 max limit m s meas area s max m s X 100 1 Calculate the com gt Max comp limit pensation percent 20 36 ages with the min gt compens and max aoe gt ert compens formula 60 gt 68 2 See which values 70 76 Should be set for the 80 _ 84 0123 45678 9 10 V measurement message sent by wind transmitter regulator from the 90 _ 92 itter 30 70 percentage of transmitter s measurement area equivalency table 100 _ 100 wind comp wind comp at begins a maximum level The transmitter Transmitter EH 203 41 A Transmitter EH 203 41 42 0 20 mA Meas 0 10 V Meas connection 4 20 mA eas 6 Aes 2 10 V eas 6 le D i D a D D D a Add shunt n Add series and shunt e resistor resistor 1kQ D D D D D D 0 20mA L 24 VAC mle 0 10V Alls 24 VAC ai 30 4 20 mA Wind meas transmitter 2 10 V Wind meas transmitter OUMAN EH 203 Measurement 6 Pressure measurem Setting the measurement range for the network pressure and con necting the pressure measurement emitt
61. liv ery or from below In addition there are 6 cable through holes in the bottom of the regulator case which can be opened e g with a screw driver Then the cables can be brought into the connection space through the bottom Changing the fuse Switch off the voltage from the regul Cabling from above Cabling from below Press the fuse socket and turn it coun standard factory delivery turn the keyboard display unit terclockwise Change the 200mA 5x20mm glass tube fuse Press and turn the fuse socket clockwise into place Changing the battery bain Installation bracket EH 203 has a backup that saves the Mounting guide time and time program in case of a Screw the regulator to the wall using the installation bracket Position short power failure If the time is not the unit so it is level Screw the regulator firmly into place using two correct after the power failure the bat tery must be changed Battery type Lithium button battery CR 1220 3V Unfasten the regulator s fuse see the former pur Cas oa eo If you want to bring the cables to the regulator from below you must turn battery from its holder for eg with a the keyboard display unit according to the following instructions thin screw driver Push the new bat tery into the holder with the end up The old battery can be put into the gar bage screws through the connection space Changing the cabling direction Spacers Remove the
62. loor heating circuit tiled floors between 20 25 C to o o 35 ensure a comfortable temperature and removal of moisture in Minimum limit P 20 the summer 20 0 20 C 80 Maximum allowed supply water temperature Ean 65 ar Maximum limit _ gt The maximum limit prevents the temperature in the heating 50 circuit from rising too high preventing damage to pipes and 35 surface materials If e g the characteristic heating curve set 20 ting is incorrect the maximum limit prevents excessively hot 20 0 20 C water from entering the network Set the upper limit for floor 80 heating between 35 40 C 65 Parallel shifts 50 A parallel shift occurs when a change in supply water tem Ai perature occurs at each adjustment point TT en Room compensation ratio If the room temperature is different Room sensor TMR must be con than what it is set at the room compensation corrects the nected H1 meas 3 H2 meas 6 or supply water temperature Eg If the room compensation is net An appropriate room compen 4 and the room temperature has risen 1 5 C above the set sation ratio for floor heating is usu ting the regulator drops the supply water temperature 6 C ally between 1 5 2 0 C 4x1 5 C 6 C E compensation ratio Compensation relation shows how Transmitter must be connected much the E compensation can at the most make the heating the same sensor for regul circuits water temperature rise or sink E compensati
63. me Press OK igl selection Dig2 selection Dig3 selection Curve type gt Regul Circ Name LON initializ Move the cursor to the control circuit H1 H2 that you want to label Press OK Move the cursor to Give new label Press OK blinks Write the name using the text editor You can move forward or backward in the character row with the or button Confirm the number by pressing OK then the same number that you se lected will blink in the next space Whichever has been selected last can be deleted by pressing ESC If you press the ESC button for a while the number will be deleted and the number that was previously fed will remain in effect When you are ready press OK for a while over 2 secretary 35 OUMAN EH 203 ENERGY METER i Take into use 1 District heating energy consumption reading from an energy meter See p 11 2 Automatic reporting from an energy meter by text message If using automatic reporting set the day when the report is to be sent and the GSM numbers that the report is sent to The controller automatically sends a monthly con sumption report by text message from the energy meter to two selected GSM numbers DH Energy DH Supply 102 30 C DH Return 41 50 C DH Energy 18500kWh DH Water 3550m3 ID171226240521 Directions for entering the mainte nance mode are on page 21 Press the i button to move the cursor to Energy meter Press OK igl sele
64. mm3 OK The e character indicates that the measurement in formation is read from the net S compensation In S compensation the device reads information about water temperatures compensation need via the connecti on Information about compensation need is received via the connection from an external device and it says how much supply water s set temperature differs from the number set by the devide The device is restricted so that the supply water temperature can differ max 20 C 38 OUMAN EH 203 TEXT MESSAGE CONNECTION VIA 4 THE MODEM In order to communicate via text messages the controller must be con nected to a GSM modem optional equipment The modem comes with an adapter cable equipped with D connector that is used to connect the Modem to the controller The controller s strip connector B D space is connected with a jumper wire GSM modem connection is done in start functions The controller automatically initializes the GSM modem Directions for entering the mainte in two hour intervals This prevents the GSM from becoming discon nance mode are on page 21 nected in the event of a power failure Installing receivers for alarm messages Give a telephone number that the regulator automatically sends a text message to about an alarm in the event of an alarm At first the alarm message is only sent to the GSM number tot setectron 1 Ifthe alarm is not acknowledged from this number after five minutes the regulator sends Dig2 s
65. n Press the or button to set the time Press OK The e button moves Oe Be One ere eee from one regulating circuit to the next VALVE ACTUATOR CONNECTION 3 point controlled 0 10V or 2 10V DC controlled 3 point controlled actuator 24VAC actuator 24VAC actuator 230 VAC _ P 51 52 53 54 55 56 57 58 59 60 61 5152 53 545556 57 58 59 60 61 62 7172737475 Jp EZT EZI EZI EZ amp amp Q amp Q Q amp amp Q amp Q Q JN EN E2 O PZI EZI E SO Beak ee g oxEe g oxe g oxe amp goxe g oxe N gioxe OLE OIEA OMS Re De ee heel O L O P E 8 8 8 lt 3 lt lt P iS 5 D 5 D 5 D gt lt gt lt gt lt D a a a O o O o O o a 3 Actuator 230 VAC 3 point N N N 3 point 3 point 3 point 24 VAC 24 VAC 24 VAC lt lt lt H1 actuator H2 actuator HW actuator H1 actuator H2 actuator HW actuator Attention f 230V actuator has control output M1 control output M2 control output M3 control output M1 control output M2 control output M3 been selected for relays 1 and 2 one 230VAC 3 point controlled actuator can be connected to the regulator for any regulating circuit H1 or H2 not HW Selection of relay control modes is shown on pages 26 and 27 25 OUVIAN EH 203 RELAY 1 CONTROL SELECTION n EH 203 has two 230VAC 6A relays Relay 1 is a break b
66. nt heating curve A 3 point curve is a fac tory setting Press the Sg button to move the cursor to Curve type Press OK Select a 3 point curve or 5 point curve and press OK The character indicates the selection made Set heating curves are displayed and can be adjusted in Heating curve see p 4 You can adjust the heating curve with outdoor tem perature values 20 C 0 C and 20 C EH 203 pre vents you from making a heating curve of the wrong shape It automatically proposes a correction If a 3 point curve has been selected it is possible to take self learning into use see p 17 and the controller will automatically adjust the heating curve according to feedback from the room sensor You can adjust the heating curve with outdoor tem perature values 20 C and 20 C and with three additional outdoor temperatures between 20 C 20 C Note The automatic proposed correction and self learning are not in use Outdoor temperature Supply water Outdoor temp Supply water 4 A Ay tay 20 C OUMAN EH 203 LABELLING CONTROL CIRCUITS 4 After labelling control circuits the top row of the controller s basic display will alternately display the control mode and name of the control circuit E g floor heating or preheating _ for air conditioning Directions for entering the mainte nance mode are on page 21 Press the 8 button to move the cursor to Regul Circ Na
67. o select weekday The day is left unselected press the to delete the selection The selection shown on the display is taken into use with the OK button Make your selection for each day and press OK There is always one program block inside the brackets drop on and off The cursor moves to the beginning of the next program block new brackets Continue programming as before or exit withESC n the example the drop is in effect during the workweek between 19 30 and 4 30 On the weekend the drop begins on Friday evening at 19 30 and ends on Monday morning at 4 30 Domestic hot water increase program Clock programming occurs in the same way as the temperature drop clock program DELETING THE PROGRAM BLOCK You can delete the program block inside the brackets by deleting the weekdays in that program block with the button OUMAN EH 203 Clock functions relay control Relays can control many different functions e g sauna stoves locking doors etc Relay clock functions are taken into use and labeled according to use in the relay control mode see p 26 and 27 Then the relay can be controlled using a GSM if a GSM modem HE H2 Automatic has been installed into the regulator optional equipment OPERATING INSTRUCTION Press ESC until the display no longer changes You are then in the Selection display shown in the adjoining picture Press the 8 button to move cursor to Clock functions
68. on is used for H1 and H2 meas 6 example where wind and sun measurement is used OUMAN EH 203 Additional information about settings Settings Factory Range settings Pre increase 0 C 0 25 C C wR ETO S Nominal i temperature Ea temp PES night drop Pre iricrease time Room temp A mginten person set Spared energy Autumn dry 2 C 0 15 C Average temp In a 24 hour Outdoor temp Average temp In a 24 hour Outdoor temp 123 45 67891011 12 13 14 15 16 17 18 19 20 Autumn drying function on Burner ON 70 C 5 95 C El Heater ON 50 C 5 95 C Valve close 19 C 5 50 C Pump stop 19 C 5 50 C R1 Temp lim 55 C 0 100 C 58 0 C DomHot wat 5 0 95 0 C KEYWORDS H1 Settings H2 Settings DHW Settings Explanation The automatic pre increase in degrees which occurs after a reduced operation nighttime drop The pre increase makes it possible to raise the room temperature faster to a nominal room temperature day temp after a reduced operation A maintenance person must set the length of the pre increase time see maintenance mode p 23 In autumn the temperature of the supply water is automatically raised for 20 days through autumn drying Autumn drying is activated when the average temperature in a 24 hour period has continually been above 5 C fora period of at least 20 days and after this drops below 5 C Autumn drying is acti v
69. oog Cabling direct From above or below turnable display and keyboard Through holes on the bottom Regulator type Heating circuit s PID domestic hot water circuits PID exchange quick run Measurements 11 pieces NTC 10 k max 7 program phases regu lating circuit The regulating cir cuits have 14 all together max 7 program phases re Clock programs Information transfer connection Remote reading of DH energy meter Outputs Relay outputs Alarm relay outputs Operating temp Storing temperature Approvals EMC directive Interference toler Interf emissions Small voltage direct Standard equipment ElA 232C Optional equipment RS 485 MODBUS or LON EMR 200 3 actuator control outputs 3 point 24 VAC or voltage con trol 0 10 V or 2 10 V Actua tors combined output power max 22 VA 1 break before make contact relay 230VAC 6 1 A and 1 norm open contact relay 230 VAC 6 1 A resistive load 6A inductive load 1A 1 24VAC 1A 0 50 C 20 70 C 89 336 EEC 92 31 EEC EN 61000 6 1 EN 61000 6 3 73 23 EEC Digitaalitulot lay begins ends 1 program phase 3 pieces The potential free contact is con nected to the digital input load 6 9 VDC 20 mA Regulation principles cv iyi a Ji i v 2 17b_ 2012 08 29 48 Supply water regulation according to the outdoor temperature Supply water regulation according to the outdoor tempera
70. p 41 OUMAN EH 203 42 DATA LINK It is easy to connect the EH 203 controller to a computer using a CC PCDEV1 cable optional equipment Connect the jump cable directly to the computer s COM port and connect the wires to the controller s bus con nection strip connectors when the controller is unplugged It is also pos sible to make the connection using a DATAJAMAK cable Make the connec tion as follows Connecting the conroller to a PC using a CC PCDEV1 cable null modem cable GSM modem cable 7 PC s COM port O0 H4 Connecting the controller to a PC using a DATAJAMAK cable Connector 1 FH 203 RX 2 DATAJAMAK oun GND 5 2x 2 1 x0 24 B TX 3 Q D aon i J are connected together at the PC end DSR 6 RTS 7 are connected CTS 8 together at the PC end D 9 connector female ler A C OUMAN EH 203 USING THE BROWSER 4 web server The EH net server optional equipment makes it possible for Ouman to offer a Web based remote control and monitoring solution The EH 203 controller is connected to the Modbus using the MODBUS 200 or MODBUS 200 DIN adapter card optional equipment It is easy inex pensive and safe to link the EH net server and devices connected to the Modbus to the internet using internet and data security packages produced by Ouman When you buy the 3G internet and data security package you acquire the Ouman name service top q
71. play in plays all the measure different situations ment results in turn and then returns to the basic display mode Remote control options Remote control via a GSM phone Web based user interface Most of EH 203 s user level functions can also be carried Ouman controllers can also be controlled and moni out via GSM phone text messages tored via an inexpensive web user interface A web scanner is easy to use and can illustrate remote con trol and monitoring of even large Ouman control sys tems regardless of the time and place Text message use is illustrated on page 20 EH net GSM WEB OPTION OUMAN EH 203 CONTENTS User guide Settings for characteristic heating curve 4 Settings 6 Measurements 8 Measurements and sensor connection information 9 Supply water temperature information 10 District heating energy measurement 11 Operating modes 12 Clock functions 13 Language selection 16 Type information 16 Start function 17 Alarms 18 GSM functions 19 Maintenance guide ss Service These pages contain direc Entering the maintenance mode 21 tions for maintenance per Tuning values 22 sons authorized by Ouman Settings 23 Access to the regulator s Trends 24 maintenance mode is pre Actuator selection 25 a by a maintenance Relay 1 control selection 26 l Relay 2 control selection 27 Special service Restore factory settings 28 Settings 29 Measurement 6 setting 30 Pressure measurement 31 Digital
72. re original factory settings button to move the cursor to Yes TextMessageSett DH Ret wat lim ORIGINAL FACTORY User level settings Factory setting SETTINGS Room temperature 21 5 C Start function Characteristic heating Temperature drop supply water 0 C curve Min allowed supply water 15 C 80 Max allowed supply water 70 C 65 Parallel shift 0 C 50 Room compensation ratio 4 C oP E compensation ratio 0 C H2 Self learn i Pre increase 0 C H2 Not in use 20 0 2 Autumn drying 2 C ia i weirs ne Burner ON 70 C ne ae ee a0 El Heater ON 50 C Tuning values H Valve summer close 19 C 3i Relay 1 temperature limit 55 C C Domestic hot water 58 C 20 0 20 Control mode Maintenance level settings Outdoor temp delay H1 H2 2h 0h Pre increase H1 H2 0 C Domestic hot water alarm 70 C Domestic hot water increase 0 C Manual mech Mandal electr Special maintenance settings Room temperature delay 0 5 C Return water maximum H1 70 C Return water min at 0 C 5 C Return water min at 20 C 15 C H1 Supply water min at 0 C 10 C Manual electr H2 Supply water min at 0 C 10 C Actuator selection H1 Supply water min at 20 C 30 C 230V actuator H2 Supply water min at 20 C 30 C B A The amount of deviation from the 25 C setting which causes the alarm H1 H2 HW R1 The duration of the deviation that causes the alarm 60 min 3 p 230V Output limit 999 kW Water flow limiting function 99 9 I
73. rmal regulating situation in which the clock controlled temperature drops are also possible e selected operating mode always appears on the basic display on the top line OPERATING INSTRUCTION Press ESC until the display no longer changes You are then in the Selection display shown in the adjoining picture Use the Al button to move from one regulating circuit to the next H1 H2 HW Press the 8 button to move cursor to Operat modes Press OK Press the 8 button to browse operating modes The character indicates which operating mode has been selected Info water temp DH Energy meas POperat modes Changing operating mode Move the cursor to the operating mode that you d functions want Press OK Exit with ESC Manual operation of actuator mechanically No electricity to actuator Only mechanical manual operation of actuator is possible and by Manual mech Manus see Manual operation of actuator electrically Press OK Press the or button to change the position of the actuator The direction the actuator is being run can be seen from the display The position s reading indicates the actuator s position if a voltage controlled 0 10V or 2 10V actuator 0 closed 100 open is being used Confirm the actuator position by pressing OK The valve can also be connected so that 100 is closed Operating modes in domestic hot water regulating circuit HW Press t
74. s 2 exhaust 6 C El Heater ctrl Domestic hot water alarm delay 600 s 2 Relay 1 outdoor temperature limit 15 C 3 p 230V OUMAN EH 203 Directions for entering the mainte nance mode are on page 21 et min HiSuppMin 0 10 H1SupMin 20 30 H2SuppMin 0 10 H2SupMin 20 30 H1 Dev alarm 25 H2 Dev alarm 25 HW Dev alarm 25 R1 DevAlaM11 25 DevAlaDela 60min Output lim 999kW WaterLim 99 91 s 1 2exhst 6 C HW alrm dela600s R1 Outd 15 C SETTINGS ti I Ouman EH 203 v rmeregulator kan anv ndaren sj lv st lla in st rsta delen av b rv rdena se b rv rden s 6 7 En del av inst ll ningsv rdena som styr regulatorns funktion kan st llas in i ser vicel get se s 23 och en del i specialservicelaget specialservice kan man st lla in v rden som mera s llan beh vs Press the 8 button to move the cursor to Settings Press OK Press the 8 button to move the cursor to the parameter that you want to change Press OK Press the or button to change the setting Press OK INFORMATION ABOUT SPECIAL MAINTENANCE SETTINGS Setting Factory setting Room delay 0 5 h RetWat max 70 C Ret min 0 C 5 C Ret min 20 C 15 C H1 SuppMin 0 C 10 C H2 SuppMin 0 C 10 C H1 SupMin 20 C 30 C H2 SupMin 20 C 30 C H1 Dev alarm 25 C H2 Dev alarm 25 C HW Dev alarm 25 C R1 DevAlaM11 25 C DevAlaDela 60 min Output lim 999 kW WaterLim 99 9 I s Y exhst 6 C HW alrm dela
75. s display changes depending on the connections and selected functions that are in use All the different functions are presented in this user manual In the begin ning we present the basic principles for using the controller User panel Regulating circuit code indicates the regulating circuit in question heating circuit H1 shown here If the control circuit has been Symbols which indicate labeled the control circuit s actuator control mode current control mode and label are alternately displayed on the top line of the basic display Regulator opens the 3 point A controlled actuator i w Regulator closes the 3 point Browse button OUMAN controlled actuator moves the gt cursor up and Height up the pillar shows the down position of the voltage controlled actuator Valve is fully closed 0 and the control voltage is 0 V or 2 V 2 10 V actuator fa Ter E Valve is fully open 100 and Group select button the control voltage is 10 V moves you from one regulating to the next NY o A The regulating circuits are ay H1 heating regulating circuit H2 heating regulating circuit and A HW domestic hot water re regulating circuit Decrease OK Increase button INFO button gives ESC press to button button When you press button operating instructions return to the in adjoining basic display and additional informa Previous display mode the regulator dis tion on the dis
76. settings which the user can adjust p 6 7 b maintenance mode settings which the maintenance person may have to adjust c special maintenance mode settings which seldom have to be ad justed p 29 The original factory settings are restored in special maintenance p 28 Press the 8 button to move the cursor to Settings Press OK Press the 8 button to move the cursor to the setting whose value you want to change Press OK Press the or button to change the setting Press OK Press the Al button to move to the HW regulating circuit Press the g button to move the cursor to the setting whose value you want to change Press OK Press the or button to change the setting Press OK INFORMATION ABOUT MAINTENANCE MODE SETTINGS Setting OutdoorDelay Pre increase HW alarm HW increase Factory setting H1 2h H2 Oh H1 Oh H2 Oh 65 C Range 0 20 h 0 20 h 65 120 C 0 25 C Explanation Attention The length of the outdoor temperature mea surement follow up period from which the reg ulator calculates the average Supply water regulation and pump control occur on the ba sis of the measurement of the average The duration of the automatic pre increase after the reduced operation mode Domestic hot water alarm limit The alarm limit automatically rises during an increase in HW Domestic hot water increase anti bacteria HW increase time is set in function clock
77. smitter 0123 4 5V meas message received by the controller D a 7 0 10V I 24VAC Pressure meas transmitter For example VPL16 Set alarm limits for overpressure fill and lower limit alarms Overpressure alarms The controller gives an alarm when the pressure in the network exceeds the Upper Limit Alarm setting The factory setting is 2 2 bar Typical reasons for upper limit alarms include excessive filling of the network warning valve dysfunction or expansion tank breakage Drain excessive water from the network Inspect the condition of the warning valve and expansion tank if the alarm was not caused by overfilling Fill alarm The controller gives an alarm when the pressure in the network drops below the FillAlarm setting The factory setting is 0 7 bar The fill alarm warns of underpressure in the network In the event of an alarm check if any leaks can be seen Fill the system to its normal pressure Check out the situ ation If the fill alarm goes off frequently check the condition of the expansion tank and inspect it for possible leaks Lower limit alarm The controller gives an alarm when the pressure in the net work drops below the Lower limit alarm setting The factory setting is 0 5 bar The lower limit alarm is a critical warning of a too low pressure in the network Look for possible leaks Inspect the condition of the expansion tank If the fill alarm and lower limit alarm occur in succession within
78. t has not been corrected Note If a MODBUS 200 is connected the alarm is acknowledged automatically locally the alarm will stop sounding the alarm relay will open and the alarm display will disappear GSM WEB OPTION 18 The GSM modem optional equipment offers an economical miniature monitor solution Alarm informa tion is directed to the desired GSM numbers 1 and 2 See p 39 40 In the event of an alarm the regula tor first sends a text to GSM1 that indicates the cause of the alarm The alarm is acknowledged when the same message is sent back to the regulator via the GSM If the GSM1 does not acknowledge the alarm in 5 minutes the regulator will send the text message again to both GSM numbers OUMAN EH 203 When a GSM modem is connected to EH 203 a GSM telephone can be used to communicate with the control ler via text messages installation p 39 40 Almost all of the user level functions that are mentioned in this manual can be carried out using a GSM phone These include measurements settings heating curve settings supply water information and the regulator s operating mode Clock programs can be bypassed permanently or for certain periods of time Alarms are also directed to a GSM phone They can be acknowledged by sending the alarm message back to the controller If a district heating energy meter is connected to the cont roller measurement information from the energy meter can be obtained b
79. ter the settings have been ad justed so the adjustment has time to effect the room temperature The 5 point characteristic heating curve bisects 5 adjustment points In addition the supply water temperature can be limited by setting minimum and maximum limits for the supply water see p 6 With a 5 point curve the supply water temperatures are set for outdoor temperatures 20 C and 20 C In addition three other outdoor tem peratures can be set between 20 C and 20 C that are given supply water temperatures The supply water temperature setting range is 5 C 120 C for each 20 C Outdoor temp oe adjustment point KEYWORDS i H1 CURVE j Heating curves 20 58 a i abana 0 41 GSM erra H1 Heating curve es es H2 Heating curve 55555 H2 CURVE 20 59 0 42 20 21 OUMAN EH 203 SETTINGS H2 Automatic Parall shift 0 RoomCompens 4 E compens r 0 Pre increase 0 Autumn dry 2 Burner ON 70 El Heater ON 50 Valve close 19 R1 Temp lim 55 INFORMATION ABOUT SETTINGS Settings Factory Range settings Room temp 21 5 C 5 45 C Temp drop w 0 C 0 35 C Supply water Min limit 15 C 5 70 C Max limit 70 C 15 125 C Parall shift 0 C 15 4 15 C Room compens 4 0 C 0 0 7 0 C E compens r 0 C 15 15 C In Ouman EH 203 the regulator is controlled by many different settings Settings are selected accor
80. thermostat at 40 45 C Set the EH 203 regulator s maximum limit between 35 40 C and the minimum limit between 20 25 C Set point range C Differential range C Temp of cover C a ge Temp Model C01A 35 120 Pump Pump control control 230 VAC EMR 200 EH 203 has a plug connection for the energy meter read head When a district heating energy meter is connected to the EH 203 controller using an EMR 200 energy meter read head the district heating meter measurement information can be read from the EH 203 controller If the controller has a GSM connection the measurement information can be received as a text message upon request and once a month automatically to two selected GSM numbers EH 686 An input output unit which contains relays analog and digital inputs as well as analog outputs The unit makes it possible to carry out time controlled relay func tions transfer alarms using digital inputs and make an individual regulating circuit EH 686 can also function as a master in the OumanRS 485 bus by directing traffic in the net Available only in Finland EH net EH 203 can be remotely used browser based in the Ethernet network using an EH net server The EH 203 controller must have a modbus 200 adapter card to enable an EH net connection 46 CC PCDEV1 You can connect the EH 201 V controller directly to the computer using a CC PCDEV1 jump cable set When you download th
81. tove 15 26 27 S compensation 38 Self learning 17 Sensor fault alarm 18 Stand by function 12 10 29 Start function 17 Sun compensation 7 38 Supply water temperature info 10 Surface mounted thermostat 5 Technical information 48 Temperature drop 12 14 Temperature operated relay 26 Time controls 14 15 Timer functions 15 Text editor 8 Text message use 19 Text message settings 39 40 Trend display 24 Tuning 22 Type information 16 Valve flush function 20 Valve summer stop 7 26 Waste water tank alarm 18 Water limit 29 Water pressure alarm 31 18 Wind compensation 30 Disposing of the EH 800 controller The enclosed marking on the additional material of the product indicates that this product must not be disposed of together with household waste at the end of its life soan The product must be proces sed separately from other waste to prevent dama ge caused by uncontrolled waste disposal to the environment and the health of fellow human beings The users must contact the retailer responsible for having sold the product the supplier or a local environmental authority who will provide additional informa tion on safe recycling opportunities of the product This product must not be disposed of together with other commercial waste OUMAN EH 203 Technical information Operat voltage 230 VAC 50 Hz 0 20 A Casing PC ABS Protection class IP 41 Oe i Measurements lt t Q mm C B
82. ture includ ing the inside temperature measure ment room compensation Supply water regulation according to the outdoor temperature including wind compensation E compensa tion Supply water regulation according to the outdoor temperature includ ing sun compensation net measure ment OUMAN Safety Warranty Manufacturer at iyi i l SCN EN 60730 1 2 years Ouman Oy Kempele Finland Puh 358 424 8401 Fax 358 8 815 5060 http www ouman fi Supply water regulation according to the outdoor temperature includ ing the inside temperature measure ment room compensation and wind compensation Supply water regulation according to the outdoor temperature includ ing the inside temperature measure ment room compensation and sun compensation net meas Supply water regulation according to the outdoor temperature including the inside temperature measurement room compensation and weather conditions S compensation
83. uality data secu rity and expert services If you have a broad band internet connection just plug in the EH net server to connect to the internet By using the browser it is possible to communicate with the EH 203 control ler from any pc connected to the internet Check your computer display to see e g controller settings measurements and alarms If desired users can be denied entry to certain functions If the controller gives off an alarm alarm information can be transmitted by e mail or text message via a GSM phone A GSM modem must be con nected to the EH net server for alarm information to be transmitted to a GSM phone Specific instructions for installing the MODBUS into the EH 203 controller and initialization come with the bus adapter card Instructions for network connections and initialization come with the EH net Ouman s product devel opment invests in developing remote control solutions Check out the newest recommendations and information about remote use at www ouman fi EH net Alarm transfer Wa i Text message to a y GSM phone panahi i m mi i Modbus Device X EH 203 O EH 105 MODBUS 600 EH 686 43 OUMAN EH 203 INSTALLATION AND MAINTENANCE GUIDE EH 203 is fastened to its mounting base with three screws two mounting points under the cover in the connection space and one in the installation bracket Cables can be brought for the regulator from above standard factory de
84. upply water may vary from the curve if a reduced operation mode room wind or sun compensation has been connected to the regulator or if one of the limiting functions limits the temperature see p 10 If the outdoor sensor is disconnected or if the sensor is broken the regulator assumes that the outdoor temperature is 0 C use during construction without the outdoor sensor EXAMPLES OF DIFFERENT HEATING SYSTEMS A Normal radiator network H1 circuit factory setting 80 20 0 20 INSTRUCTION 5 POINT CURVE Supply water C 80 Characteristic heating 60 curve parallel shi 40 20 B Floor heating C Preheating for air conditioning H2 circuit factory setting 80 o 20 0 20 20 0 20 If the room temperature drops in sub zero weather raise the curve setting at 20 C If the room temperature rises in sub zero weather lower the curve setting at 20 C If the room temp feels chilly at zero degree weather raise the curve set ting at 0 C In this way you can set the regulating curve to meet the heating needs of your facility Parallel shift If the room temperature remains constant but it is either too cold or too hot the characteristic heating curve can be moved using a parallel shift The number of degrees of the parallel shift indicates the amount the characteristic heating curve is moved on the supply water temperature scale Note Wait for a sufficient length of time af
85. upply water temperature C DH Return Measured district heat return water temperature C DH Energy District heating energy consumption meter reading kWh DH Water District heating water consumption as a meter reading m3 ID District heating meter identification code reading from the district heating meter If appears in place of the measurement value the controller has not read the measurement information in question The reason for this may be that the energy meter does not support this measurement Momentary output and Momentary flow energy meter measurements can be read from the controller s Measurements menu KEYWORDS DH ENRGY GSM DH Supply 102 30 C OPTION DH Energy i a DH Return 41 50 C Measurements a is ee DH Energy 18500kWh gt DH Water 3550m3 ID171226240521 Use the key word DH ENERGY to receive via text message the same measurement information that is in the controller s menu The same text message can be automatically sent monthly on a selected day to two different GSM numbers e g a report to the electric company and caretaker Instructions on p 34 Energy meter Use the keyword Measurements to obtain information about the facility s district heating output and water consumption 11 OUNIAN EH 203 OPERATING MODES Each regulating circuit can be controlled with the operating modes mentioned below The factory set automatic regulation is a no
86. vl Press OK The time blinks Press the or button to set the time Press OK 24 OUMAN EH 203 ACTUATOR SELECTION re The control mode for each regulating circuit actuator is selected in actuator selection Options are either 24 VAC 3 point control or DC voltage control 0 10V or 2 10V If relays 1 and 2 are free they can be utilized to implement one 230VAC 3 point control first choose 230V Actuator for the relay control mode See pages 26 and 27 can use H1 or H2 circuit Directions for entering the mainte nance mode are on page 21 Regulating circuit H1 actuator s control output is M1 Regulating circuit H2 actuator s control output is M2 Regulating circuit HW actuator s control output is M3 Press the button to move the cursor to Actuator select Press OK Press the w button to move the cursor to the actuator control mode that you want is use Press OK 3 point control 24VAC with a driving time of 150 s is a factory setting in H1 and H2 control circuits and 0 10V control with a driving time of 15 s is a factory setting in the HW control circuit 230V 3 point control can be selected after the relays have first been reserved for 230V actuator con trol After you select the actuator control mode the controller requests the actuator driving time The running time indicates how many seconds go by if the actuator drives a valve nonstop from a closed position to an open positio
87. y using the key word DH Energy KEYWORDS Measurements Heating curves Relays H1 Settings H2 Settings DHW Settings H1 Operat mode H2 Operat mode H1 Info water H2 Info water MEASUREMENTS C H1 Supply 52 H1 Room 21 2 H1 Ret water 28 Outdoor 15 H2 Supply 48 H1 Settings Room mp 21 9 Temp drop w Min limit 15 Max limit 70 Room compens 4 Pre increase 0 Autumn dry 2 H1 CURVE 20 58 0 41 20 19 H2 CURVE 20 59 0 42 20 21 H1 Operat modes Automatic Nominal oper Reduced oper Manual electr open 000 Manual electr closed 000 Valve flushing RELAY1 Time program ON OFF Timer ON 59min Timer OFF 59min Ouman house Alarm Dig1 Wastewater tank GSM FUNCTIONS COMMUNICATING WITH THE CONTROLLER USING A GSM Send the following text message to the regulator KEYWORDS If the controller has a device ID p 39 40 always write the device ID before the key word e g TC1 KEYWORDS The controller will send a list of key words via text message which will help you obtain information about how the controller operates Each key word is separated by a character Note The key word DH Energy does not appear when using the key word in quiry Receiving information from the controller Send a text message to the regulator using key words that it provides you The regulator recognizes only one request at a time so write only one key word mes sage
Download Pdf Manuals
Related Search
Related Contents
ALT-320/HLT-120 file Big Shot User Manual Descarga PDF Turboflotor 20000 Samsung Galaxy S4 Zoom Raritan Computer PMG-0I-v2.0.3 introduction - cpapXchange SM 915 TI MAXI JUMBO - Best Buy Automotive Equipment CYBEX Solution X Regenmanager RMB Copyright © All rights reserved.
Failed to retrieve file