Operating instructions Wireless temperature relay type
Contents
1. Up and Down keys to select the desired temperature e press Set key leave menu item Simulation change to next menu item Code lock datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 12 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de 8 14 Code lock Here you can protect the entered parameters by activating code lock The device will reject faulty input with Err flashes 3x Select menu item with keys Up Down until display Cod oFF Code lock off or on flashes alternatingly e press Set key display Pin D pin pin code flashes alternatingly e use the Up and Down keys to select the stored pin code factory default setting is 50H e press Set key e use the Up and Down keys to select the desired code lock o eFF off any parameter may be modified o EL EasyLimit only alarm values may be modified o om OR no parameter may be modified e press Set key display Pin 50M pin pin code flashes alternatingly e use the Up and Down keys to enter the desired new pin code Caution write down pin code e press Set key Code lock on display on flashes 3x Code lock EasyLimit display EL flashes 3x Code lock off display oFF flashes 3x leave menu item Code lock and change to Display mode normal state 8 15 Notes2. Error messages Err i short circuit in sensor Erre sensor interrupted Err3 no radio contact Err4 sensor illumination too low ErrS sensor energy too low ErrB internal error Err9 parameter error Z Nr 12200 0702 02 Type WR250 8 6 Startup overview required optional Overview X 8 7 configuration basic settings of the device X 8 8 registration of wireless sensors WS Pt 100 X 8 9 alarm parametrization X 8 10 relay test X 8 11 sensor simulation X 8 12 RS485 Modbus interface X 8 13 code lock 8 7 Configuration The appropriate program must be selected in accordance with the settings of the wireless sensors see operating instructions for WS Pt 100 wireless sensors This is done once during commissioning e switch of control voltage at the WR250 e keep Set key pressed and switch on control voltage again gt after 10s Pr 5 is shown in the display e release Set key e select program in accordance with the wireless sensors using the Up Down keys program see operating instructions for WS Pt 100 wireless sensor e press Set key device goes through reset and starts 8 8 Registration of wireless sensors Start in Display mode return to Display mode by pressing Set key for 2 2s After 30 s without input the device will also return to Display mode e press Down key gt display 5 I off sensor 1 off flashes alternatingly e pre
3. 2 s Display the MIN value measured by the selected sensor Additional pressing of the Set key for 2 2s will erase the stored MIN MAX values 6 Sensor LEDs e Yellow LEDs on indicate the wireless sensor currently displayed If the LEDs for all registered sensors are lit the warmest is being shown e Red LEDs on indicate an error at the wireless sensor The sensor can be selected using key Set Reset and the display will show an Error Code Err The following Error Codes are possible Err I sensor short circuited at the WS Pt 100 wireless sensor Erre sensor interruption at the WS Pt 100 wireless sensor Err3 noradio contact with the WS Pt 100 wireless sensor Err4 illumination of the WS Pt 100 wireless sensor too low ErrS energy level of the WS Pt 100 wireless sensor too low datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 4 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de 5 Important information WARNUNG Dangerous electric voltage May cause electric shock and burns Before beginning work disconnect system and device Correct and safe operations of any device requires that it has been transported and stored appropriately installed and commissioned correctly and is being operated according to the instructions Only persons familiar with installation start up and operations and possessing qualifi
4. A gL 3 x 10 switching cycles 1 x 10 switching cycles at AC 250 V 6 A Test conditions rated impulse withstand voltage degree of soiling rated insulation voltage Ui Uptime permissible ambient temperature EMC stability EMC interference emissions vibration resistance EN 60068 2 6 EN 50178 EN 60 947 4000 V 3 300 V 100 20 C 60 C EN 60068 2 2 dry heat EN 61000 6 2 EN 61000 6 3 2 25 Hz 1 6 mm 25 150 Hz 5g Casing installation depth width dimensions B x H x T line connector single wire finely stranded with wire end ferrule Protection class casing Protection class clamps fastening weight V4 design distributor installation 55mm 4TE 70 x 90 x 58mm 1x 1 5 mm each 1x 1 0 mm each IP 30 IP 20 snap mounting on bearing rail 35 mm according to EN 60 715 or screw fastening M 4 additional bar not included in delivery approx 190 g Subject to technical modifications datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 19 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de 13 Design V4 Dimensions in mm r 1 1 i A o Option Oberteil cover Unterteil base Riegel bar for snap mounting Plombenlasche latch for sealing Frontplatteneinsatz front panel Kennz
5. Up and Down keys to select the desired value e press Set key display cEL r relay Parameter flashes alternatingly e use the Up and Down keys to select the desired value e press Set key datum name 13 05 2011 Sc Page 10 of 20 Z Nr 12200 0702 02 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de display SErr oFF sensor error value flashes alternatingly e use the Up and Down keys to select the desired value e press Set key gt display Al amp 100 alarm 2 limit value flashes alternatingly parametrization of alarm 2 and alarm 3 e after parametrization of alarm 3 change to next menu item RS485 Modbus 8 10 Short circuit monitoring To avoid sensor alarms at sensor temperatures lt 0 C short circuit monitoring can be de activated With short circuit monitoring de activated the WR250 will display 1 C at temperatures lt 0 C Selection use the Up and Down keys to select menu item until e display 5ESC on short circuit monitoring on flashes alternatingly press Set key e use the Up and Down keys to select the desired value e display om on with oFF off without press Set key change to next menu item 8 11 Relay test Here you can define that after a specified time don e g 2 weeks 336 h
6. of this time seconds relay BEES standby current r In OK state alarm value not reached the relay is engaged it will be disengaged when reaching the alarm value Advantage errors and failures generally result in alarm Disadvantage alarm also when control voltage is switched off Unfavourable e g in transformers in particular if WR250 control voltage is provided by the transformer to be controlled operating current R In OK state the relay is disengaged it will by engaged upon reaching the alarm value No alarm in case of switched off control voltage and failures Sensor GErr Error on alarm if there is no radio contact with the WS Pt 100 wireless sensor Err3 oFF noalarm in case of Err3 Selection use the Up and Down keys to select menu item until gt display AL 90 alarm 1 limit value flashes alternatingly e press Set key display 90 current limit value value may deviate e use the Up and Down keys to select the desired limit value e press Set key display H 5 hysteresis value flashes alternatingly e use the Up and Down keys to select the desired hysteresis e press Set key display dRL D delay alarm value flashes alternatingly e use the Up and Down keys to select the desired value e press Set key display dof D delay alarm off value flashes alternatingly e use the
7. on operation e After completion of any program item the program will continue with the next one e lf the right decimal point of the 7 segment display is lit you have left the Display mode and may select the individual menu items by pressing Up Down Menu mode e Ifthe right decimal point flashes you are in Parametrization mode and may change the settings by pressing Up Down e Pressing Up Down for longer periods of time accelerates changes in the display e Pressing Up Down simultaneously sets the selected values to zero e Reset pressing Set Reset for 2 s will take you back to Display mode from any position in Parametrization mode or Menu mode exception Simulation accepting the most recently entered value datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 13 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de 8 16 Device reaction time measuring time ty The reaction time of the device depends on the measuring and transmission times of the wireless sensors see operating instructions WS Pt 100 wireless sensor The wireless sensors measure the temperature every 1 s 10 s or 100 s and transmit it to the WR250 after every single after every 10 or after every 100 measurement Consequently there may be delays in sending and evaluating temperature changes Temperature changes gt 4 C wi
8. MINIPAN digital panel meters temperature and mains controlling special purpose instruments for customer requirements www ziehl com P 4 um Operating instructions Wireless temperature relay type WR250 potential free temperature monitoring gt Integrated antenna gt Input for external antenna when mounted in shielded area metallic switchgear cabinet or under difficult radio reception conditions ATTENTION No external antenna included within the scope of supply Please order extra when required JAI A2 42 TUI 24 240 V Wireless 12200 1200 03 7 Sensor ern E or no radio signal low light RS 485 b terminate ap B b o i Sensor Alarm xu m 42 41 44 datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 1 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schwabisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de Table of Contents 1 Application and brief description uuu444444000000000nnnn nn nn nnnnnnnnnnnnnnnnnnnnnnnnnn nn 2 Function OVOIVIGW i ucccccu nsi nnn ion in nk us CH Fas aad itatama UU x0 uS d suae IHE CEA anne nennen haesanaee 3 GonnecHion diagram cui cca deceat eon edd ssa caverna ud rS Ee TEE WA EEG EE TC C d 4 Display and control elements uuussuusunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 5 ImportantinformaliOn icciinn pneri nu auo ana nn 6 Insta
9. Sc Page 14 of 20 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de Z Nr 12200 0702 02 Type WR250 ESE relay test BEN BE alarm exit AL I AL e AL3 relay test on alarm 1 K1 alarm 2 K2 alarm 3 K3 don shows after which time in h the relay test will be started or repeated respectively doF shows how long in s the relay test has been running NbUS Modbus RS485 interface Adr Modbus device address bAUd Modbus baud rate g6 ENSE Modbus baud rate 9600 or 19200 PRr Modbus parity EuEn odd no Modbus parity bit even odd none S Simulation de AREAS J rametrizatio Cod Code lock Pin pin code on EL Ba Code lock on EasyLimit off datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 15 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de 9 Factory default settings When switching the program operating instructions item Configuration all parameters are reset to their factory default settings SL Parameter d p My data S 1 oFF sensor STe oFF S 3 oFF S ERE oFF SES oFF S6 oF F AL limi
10. cations appropriate for their work may perform work on the device They must observe the contents of the operating instructions the information printed on the device and the relevant safety regulations for construction and operation of electric installations The devices are manufactured in accordance with DIN EN and leave the production site in a condition of safety related flawlessness If in any case the information provided in the operating instructions should be insufficient please contact us directly or address your local representative When using the device outside the area of applicability of the industrial norms referred to in the present operating instructions and valid in Europe in their stead comply with the applicable regulations valid in the country of application Caution Do not connect or disconnect the device under power Before connecting the device to the mains make sure that the control voltage according to the type plate on the side of the device Uc matches the voltage of the grid which the device is to be connected to Caution If the operating current function is programmed for all relays a failure of control voltage or of the system may remain undetected When using the device for control it is the operator s responsibility to detect this error by regular controls We recommend to program at least one relay in the system for standby current and to evaluate it accordingly Caution Multi
11. citor illuminate WS Pt 100 wireless sensor with gt 1000 lux for approx 2 3 hours e link registration contacts at the wireless sensor only briefly see operating instructions WS Pt 100 wireless sensor 50 too great 11 1 Displaying the software version In Display mode press the Set key for 10 s 12 Technical data control voltage Uc AC DC 24 240V 0 50 60Hz 3W 6 VA limit values DC20 4 297V AC20 264V measurement range 0 180 C tolerance 4K input for external antenna FME plug frequency range 868 MHz antennas for metal surfaces e g e MAR CS3G 2F ZIEHL Order no 101100 e Hirschmann MCA 1890 MH e Hirschmann MCA 1890 MP for other surfaces e g e Hirschmann MCA 1890 MP e HAMA MiniPlanar 38499 extension cable for antenna RG58 FME bushing plug length max 15m datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 18 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de relay output port switching voltage switching current switching capacity Nominal operation current lg AC15 DC13 Recommended backup fuse service life of contacts mech service life of contacts electr 4 x 1 changeover contact max AC 415 V max 5A max 1250 VA ohmic load max 120 W at DC 24 V le 3A Ue AC 250 V le 2A Ue DC 24 V le 0 2A Ue DC 125 V le 0 1A Ue DC 250 V T 3 15
12. e wireless sensor with error code only when displaying individual sensors e g Errc Erre Display alarm messages AL Rte or ALF sensor alarm LED yellow AN on relay engaged K1 K2andK3 AUS off 2 relay disengaged LED red AN on relay disengaged AUS off 2 relay engaged LED Sensor WS Pt 100 yellow temperature of the selected wireless sensor is being displayed If the LEDs for all registered sensors are lit the hottest is being shown red error in selected wireless sensor function key Set Reset Press briefly Display the next sensor sensor LED lit and display the highest temperature measured by all sensors LEDs for all registered sensors lit Confirmation for 10 s Display the software version function keys Up and Down Press briefly Change to Menu mode Confirmation for 22 s Display MIN and MAX values measured by the selected sensor Additional pressing of the Set key for 2 2s will erase the stored values 8 3 Menu mode Decimal point on Select the menu items for changing parameters function keys Press briefly Select menu item change to Display mode Up and Down IU CHOW Ne Press briefly Change to Parametrization mode Set Reset 8 4 Parametrization mode Decimal point flashing function key Press briefly for a longer time Change parameter value Up and Down slow fa
13. ed individually o alarm value hysteresis response and reset delay operation current or standby current cyclic relay test e g K1 for ventilator alarm in case of error 3 no radio contact with WS Pt 100 QU O 0 e In case of an error at the WS Pt 100 wireless sensor the relay will switch off the sensor alarm K4 and the red LED is lit e In addition the MIN and MAX temperature values of each WS Pt 100 wireless sensor are stored e The device can be polled remotely via a RS485 Modbus interface and data can be queried Under difficult radio reception conditions or unfavorable mounting positions e g shielded switchgear cabinet an external antenna can be connected For more informations concerning ranges and coverage see APPLICATION NOTE ANOO1 at www enocean de datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 6 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de 8 Starting the wireless system 8 1 General notes on operation The decimal point behind the last 7 element display shows the operating mode which the device is in 8 2 Display mode Decimal point off normal state for temperature display Display current sensor temperature in C sensor LED lit Display the highest temperature measured by all attached sensors LEDs for all active sensors lit Display errors at th
14. eichen fur unten position downward Riegel bei Wandbefestigung mit Schrauben Riegelbohrung 4 2 mm for fixing to wall with screws 4 2 mm NO of WD Sie finden diese und weitere Betriebsanleitungen soweit verf gbar auch in englisch auf unserer Homepage www ziehl de You find this and other operating manuals on our homepage www ziehl de as far as available also in English datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 20 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de
15. est time don is stored persistently in the device 8 12 RS485 Modbus interface The following parameters are important Modbus fIbu5 Modbus menu Address Rdr Address of device selectable from range 1 to 247 baud rate bAUd baud rate 9600 or 19200 parity PAr parity EuEn odd no even odd none Selection select menu item with Up Down keys until gt display NbUS e press Set key display Adr address value flashes alternatingly e use the Up and Down keys to select the desired address e press Set key gt display bAUd 96 baud rate value flashes alternatingly e use the Up and Down keys to select the desired baud rate e press Set key display PAr uEn parity value flashes alternatingly e use the Up and Down keys to select the desired value e press Set key leave menu item RS485 Modbus change to next menu item Sensor Simulation Further informations relating to Modbus configuration and programming can be found in Appendix 1 available for download from www ziehl de 8 13 Sensor Simulation Here you can simulate a temperature All functions of the device will work as if this temperature were actually measured If no key has been pressed for 15 minutes the device automatically returns to Display mode Select menu item with keys Up Down until gt display S e press Set key e use the
16. he WS Pt 100 wireless sensor distance from WS Pt 100 wireless sensor too great storage capacitor in the WS Pt 100 wireless sensor exhaustively discharged e reduce distance between devices e charge storage capacitor illuminate WS Pt 100 wireless sensor with gt 1000 lux for approx 2 3 hours charge storage capacitor illuminate WS Pt 100 wireless sensor with gt 1000 lux for approx 2 3 hours WR250 internal error send the device in for examination datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 17 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de The code lock provides protection from unauthorized manipulations of the device When code lock is activated parameters cannot be changed The pin can be selected by the user pin code unknown perform code reset Upon activation of the control voltage keep Set key pressed for 2 s display changes to 8888 Cod off 8888 release Set key code lock is deactivated pin code is 504 Ta Wo Ft TUU Wireless sensor with thi V R2 distance between wireless sensor and WR2 e wireless sensor power too low for work e wrong registration contacts linked at the wireless sensor or static linkage of the contact e reduce distance between the devices e charge storage capa
17. lektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de 1 Application and brief description The WR250 wireless relay is a receiver and evaluation device for WS Pt 100 wireless sensors Up to 6 wireless sensors transmit temperature values by radio which are displayed and evaluated by the WR250 Use e for overheating protection in high voltage transformers also in primary coils for measuring temperatures at high potential where contact free data transmission by radio is preferred 2 Function overview evaluation of 1 6 WS Pt 100 wireless sensors measurement and control range O 180 C 4 relay output ports 1 changeover contact each 3 alarms fully programmable switch points and relay function pre set for transformer control ventilator warning and shut down alarm in case of sensor errors at the sensor alarm relay multi voltage power supply AC DC 24 240 V display store the measured MIN and MAX values interface RS485 Modbus for scanning of temperature and alarms and for parametrization Feeder clamps pluggable e Intergrated antenna input for external antenna 3 Connection diagram 24 240 V K1 K2 K3 8 ral Lm C E N Wireless 2 j N Relais a WR250 Err Erre sensor error Err3 no radio signal ans Set Err4 low light A 43 Reset Err5 low energy E Y rrB device error Q b seen Err9 parameter er
18. ll be sent immediately after measurement The delay times dAL intervals 20 8 17 Possible values in the display and dof may be increased by the duration of the transmission In Display mode normal state alarm 1 alarm 2 alarm 3 active relay function dependent on BEA HRS RES programming for standby or operating current Err sensor short circuited at the WS Pt 100 wireless sensor Erre sensor interruption at the WS Pt 100 wireless sensor Err3 no radio contact with the WS Pt 100 wireless sensor ErrH illumination of the WS Pt 100 wireless sensor too low EROS energy level of the WS Pt 100 wireless sensor too low ErrB WR250 internal error Err9 parameter error illogic configuration of the WR250 sensors Menu mode Parametrization mode 5 sie sensors 1 to 6 on off sensors on off Adr Lrn flashes alternatingly ready for registration of a new sensor Lrnd new sensor registered successfully learned alarm values Menu mode Parametrization mode AL I ALO AL3 alarm values H hysteresis dAL delay until alarm doF delay until alarm reset rEL relay function r R relay function standby current operating current Short circuit monitoring Menu mode Parametrization mode SESC Short circuit monitoring oFF on off without on with Short circuit monitoring datum name 13 05 2011
19. llation ee 7 Detailed description an 8 Starting the wireless system nuuuuunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnn 8 1 General notes on operation a arena 8 2 Display mode SNNT TTE 8 3 Men Mode Pd cT 8 4 Paramolrzator ModE aic RES UU E OLOR MU A Ueca pe pta edi eUd 8 5 Operating tloWChal Ts be deci io obere eu Eee tu Reheat ttt hebabebet das 8 6 Startup OVelVIGW s seele E Vorige 8 8 Registration of wireless sensors eicere nee 8 9 Alarm parametrization aactor etico x eee trasero qne e a uestre ed c t d et nE 10 8 10 Short circuit monitoring ars aa u rs Rc dion E 11 REM IRIS 11 8 12 JAS4S5 MODUS In TtelTaOO uisu 52er 12 8 13 Sehsor olilalloELa s ar ncaa ea ra ee la 12 8 14 VOOUOTODR rcu n ORT nt E a A EAE dEE 13 8415 Notes on Operalloli obo cot ea uet e db UU EU UN 13 8 16 Device reaction time measuring time ty 14 8 17 Possible values in the display za sete edet eee Oe a d EE 14 9 Factory default seltings iisiiiiis iecoris is cuan caca oan tassi onu co cha auia d nungen 16 10 Servicing and maintenance 17 Ade MEQUBICSHOOUNG a ae aea ae ar ae aara ne Ea a aa anaa EA a a aE Aa Ede dus 17 11 1 Displaying the software version uuuussssssssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnnnnnnnnn 18 12 Technical data ar 18 T3 DESIG Verena 20 datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 2 of 20 Type WR250 ZIEHL industrie e
20. ours a relay will go to alarm state for a time of doF e g 10 s This may be required to shortly start a ventilator of a pump to move them and prevent damage to the bearings by long downtimes The following parameters are important Relay test ESER relay test Menu All relay test alarm 1 relay K1 alarm RL e relay test alarm 2 relay K2 AL 3 relay test alarm 3 relay K3 shows after which time in h the relay test will be started time of test don or repeated respectively duration of test doF shows how long in s the relay test will run How to adjust Select menu item with Up Down keys until display shows tSt e press Set key display AL alarm exit flashes alternatingly e Use the Up and Down keys to select the desired alarm gt AL RL 2 AL 3 orpress E Exit to leave the menu item e press Set key display don ofF time of test value flashes alternatingly e use the Up and Down keys to select the desired time for repetition of the relay test oFF L 888 h e press Set key datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 11 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de e use the Up and Down keys to select the duration of the relay test E 988 s e press Set key The elapsed t
21. ror sensor WS Pt 100 vO WS Pt 100 11 2 3 4 5 6 1 ms455 A B em 1 6 a A Bb terminate A Taz s aa OX f DESS EP tft RS 485 Ya 1 Links for terminating resistor 2 Connector for external antenna datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 3 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de 4 Display and control elements 1 LEDs relay status 4 e K1 K2 K3 lit yellow relay engaged e sensor alarm K4 lit red relay disengaged 2 Digital display 4 digits for e temperature reset 3 e alarms REIT Rt8 RE3 nn kes e error messages Err Err9 e menu and parameterization mode 3 Key Up in Display mode normal state i a e Press briefly Change to menu mode see operating instructions item 8 3 e Confirmation for gt 2 s Display MAX values measured by the selected sensor Additional pressing of the Set key for 2 2s will erase the stored MIN MAX values 4 Key Set Reset in Display mode normal state e Press briefly Display the next sensor sensor LED lit display the highest temperature measured by all sensors LEDs for all registered sensors lit e Confirmation for 10 s Display the software version z B 0 00 5 Key Down in Display mode normal state e Press briefly Change to Menu mode see operating instructions item 8 3 e Confirmation for gt
22. ss Set key e press Down key Up key turns off the sensor input port display om on e press Set key gt display Rdr Len address learn flashes alternatingly e within 30 s briefly approx 1 s link contacts 3 and 4 of the sensor plug in socket at the WS Pt 100 wireless sensor small wire jumper or if the sensor plug is plugged in briefly link the two contacts 3 and 4 gt registration OK Display Lend learned will flash 4x registration error Display Err error will flash 4x display 5 e eFF sensor 2 off flashes alternatingly e register sensors 2 to 6 optional e after sensor 6 change to next menu item parametrization of alarms datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 9 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de 8 9 Alarm parametrization The following parameters are important alarm value RL a limit values for the alarms alarm 1 for relay K1 alarm 2 for relay K2 and alarm 3 for relay K3 hysteresis H reset value calculated from alarm value hysteresis e g 90 C limit value 5 C hysteresis 85 C reset value alarm delay JAL on i alarm will be suppressed for the selected time seconds alarm delay JEE off i alarm will be switched off only after falling below limit alarm value hysteresis and elapse
23. st function keys Press briefly Accept setting and selection of the next parameter Set Reset after the last parameter change to Menu mode Note Press the Set key for 2 s to return to Display mode from Menu mode Parametrization mode The same thing happens if no key has been pressed for 30 s Exception 15 min in Simulation mode datum name 13 05 2011 Sc Page 7 of 20 Z Nr 12200 0702 02 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de 8 5 Menu mode Operating flowchart A Sensor gt v BZ DIICAL normal state S WwW 7 Vv 3x Err Ade 3x Lend Up Oa ov Ob Set Down Reset gt 2s Set Parametrization Limit alarm 1 o gp P H dAL doF rc Et la 1 50P t gt gt v w 0 933 s w 0 333 s de Sensor Alarm w Short circuit in sensor gt on off 3x onlELloFF datum name 13 05 2011 Sc Page 8 of 20 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de Sensor LEDs at the type plate indicate the corresponding input ports Up Down pressed simultaneously Sets values to Zero Code reset 2 s Set upon mains power on Pin 504
24. t 90 C H hysteresis 10 RE dRL delay alarm 0 S doF delay alarm off 999 S rEL relay function A SErr alarm sensor error 3 on AL e limit 130 C H hysteresis 5 C alarm 2 dRL delay alarm 0 S relay K2 doF delay alarm off 0 S rEL relay function r SErr alarm sensor error3 oFF AL 3 limit ISD C H hysteresis 5 C dRL delay alarm 0 S doF delay alarm off 0 S rEL relay function A SErr alarm sensor error3 oFF SESC Short circuit monitoring on don Time of test oFF doF duration of test don Time of test oFF doF duration of test don Time of test oFF doF duration of test Adr Modbus bAUd 9 6 PAr EuEn on WE oF F oFF i Pin 504 datum name 13 05 2011 Sc Page 16 of 20 Z Nr 12200 0702 02 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de 10 Servicing and maintenance ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Germany Phone 49 791 504 0 Fax 49 791 504 56 Email info ziehl de Homepage http www ziehl de 11 Troubleshooting sensor short circuited or sensor interrupted at the WS Pt 100 wireless sensor please check temperature sensor at the WS Pt 100 wireless sensor for being electrically in order and correctly connected see operating instructions WS Pt 100 wireless sensor no radio contact with t
25. voltage power supply The device is equipped with a multi voltage power supply suitable for DC and AC power supply Before connecting the device to the mains make sure that the permissible control voltage range according to the type plate on the side of the device Uc matches the voltage of the grid which the device is to be connected to datum name 13 05 2011 Sc Z Nr 12200 0702 02 Page 5 of 20 Type WR250 ZIEHL industrie elektronik GmbH Co KG Daimlerstr 13 D 74523 Schw bisch Hall Tel 49 791 504 0 Fax 56 e mail info ziehl de 6 Installation The device can be fastened e Distributor installation or switching cabinet on 35 mm mounting rail according to EN 60715 e Wall mounting with M4 screws additional bar not included in delivery Connect in accordance with connection diagram or type plate Pay attention to the maximally permissible temperature when installing into a switching cabinet Provide sufficient distance from other devices or heat sources If cooling is hampered e g by close vicinity of devices with increased surface temperature or by obstruction of the cooling air flow the permissible ambient temperature is reduced 7 Detailed description e The WR250 displays and evaluates the temperatures transmitted from the wireless sensors WS Pt 100 e The hottest wireless sensor switches the relay e For the relays K1 alarm 1 K2 alarm 2 and K3 alarm 3 the following can be select
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