Eliwell EW961 Скачать руководство пользователя страница 20

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EW974: CONNECTIONS/ CONNESSIONI/ CONNEXIONS/

ПОДКЛЮЧЕНИЕ

TERMINALS/ MORSETTI/ BORNES/

РАЗЪЕМЫ

defrost relay / relè sbrinamento / relais dégivrage / реле размораживания

compressor relay / relè compressore / relais compresseur / реле компрессора

fan relay / relè ventole / relais ventilateurs / реле крыльчаток

N-L Power Supply / Alimentazione / Alimentation / Источник питания
A TTL input / Ingresso TTL / Entrée TTL / TTL порт

EW974

TTL

(C)

D.I.

Supply

4.5W max

Pb1

Pb2

(A)(

(evaporator)

(thermostat)

2 3 4

Содержание EW961

Страница 1: ...ENGLISH EN Electronic controllers for refrigeration units EW961 971 974 set...

Страница 2: ...par H32 SET ENTER Press and release Displays alarms if active Opens the Machine Status menu Press for at least 5 secs Opens the Programming menu Confirms commands SET Reduced SET LED Flashing reduced...

Страница 3: ...if an alarm is active SEt Set point setting folder Pb1 probe 1 folder Pb2 probe 2 folder models EW971 and EW974 only Setting the Set point To display the Set point value press the key when the SEt lab...

Страница 4: ...parameters USEr as the password PA2 allow access to the level 2 parameters Installer The level 2 parameters group include also all the level 1 parameters Default setting has the password PA1 disabled...

Страница 5: ...tion Waituntiltemperaturevalueread byprobe1returnsbelowHAL AL1 Probe1LOW Temperature alarm valuereadbyPb1 LALaftertime of tAO see MIN MAXALARMStable RegistrationAL1labelintheALfolder Noeffectonregulat...

Страница 6: ...er press and release any key the relative icon will continue to flash NOTES If alarm exclusion times have been set see AL folder in the parameters table the alarm will not be signalled A probe 1 Pb1 m...

Страница 7: ...n Upload UL This function uploads the programming parameters from the device UPLOAD device Copy Card Format Fr This command is used to format the copy card an operation which is necessary when using t...

Страница 8: ...d LAL 0 Temp Set HAL AFd HAL 0 Temp LAL LAL with sign Temp HAL HAL with sign Temp LAL AFd Temp HAL AFd Minimum temperature alarm Maximum temperature alarm Returning from minimum temp alarm Returning f...

Страница 9: ...any damages deriving from installation use other than that prescribed and in particular that which does not comply with safety standards anticipated by regulations and or those given herein use on boa...

Страница 10: ...is de facto prohibited It should be noted that the relay contacts provided are of a practical type and therefore subject to fault Any protection devices required by product standards or dictated by c...

Страница 11: ...istics Digital Output EW961 1 Compressor relay UL60730 A 1 5 Hp 10FLA 60LRA max 250Vac or UL60730 A 2 Hp 12FLA 72LRA max 250Vac or UL60730 A 12A max 250Vac EW971 1 Defrost relay N O 8 4 A N C 6 3 A ma...

Страница 12: ...bility This device complies with Directive 2004 108 EC Security This device complies with Directive 2006 95 EC Food safety This device complies with standard EN 13485 as follows suitable for storage c...

Страница 13: ...vation delay Delay time in activating the digital input Ont 2 ON time compressor Compressor activation time in the event of faulty probe If OFt 1 and Ont 0 the compressor is always off while if OFt 1...

Страница 14: ...of defrosting dSt 1 2 defrost Stop temperature Defrost stop temperature defined by the evaporator probe dPO 2 defrost at Power On Determines if at the start up the instrument must enter defrosting if...

Страница 15: ...lure dAO 2 defrost Alarm Override Temperature alarm exclusion time after defrost OAO 2 Alarm signaling delay after digital input disabling door close Alarm is only for high low temperature alarms tdO...

Страница 16: ...ead by the thermostat probe 0 C 1 F PLEASE NOTE the switch between C and F DO NOT modify setpoint differential etc for example set 10 C become 10 F ddd 2 Selection of type of value to be displayed 0 S...

Страница 17: ...ISION The device can be connected to telecontrol system TelevisSystem ParamManager fast parameter setting software DeviceManager fast parameter setting software only parameter table The connection can...

Страница 18: ...XIONS TERMINALS MORSETTI BORNES compressor relay rel compressore relais compresseur N L Power Supply Alimentazione Alimentation A TTL input Ingresso TTL Entr e TTL TTL EW961 A N L TTL 9 10 D I Supply...

Страница 19: ...e compressor relay rel compressore relais compresseur N L Power Supply Alimentazione Alimentation A TTL input Ingresso TTL Entr e TTL TTL EW971 CONNECTIONS CONNESSIONI CONNEXIONS EW971 A N L TTL 10 D...

Страница 20: ...to relais d givrage compressor relay rel compressore relais compresseur fan relay rel ventole relais ventilateurs N L Power Supply Alimentazione Alimentation A TTL input Ingresso TTL Entr e TTL TTL 1...

Страница 21: ...250 0 0 250 0 0 250 0 secs 2 dOF 0 250 0 0 250 0 0 250 0 min 2 dbi 0 250 0 0 250 0 0 250 0 min 2 OdO 0 250 0 0 250 0 0 250 0 min 2 dty 0 1 2 0 0 1 2 0 flag 1 2 dit 0 250 6 0 250 6 0 250 6 hours 1 2 d...

Страница 22: ...num 2 FAA 0 14 0 0 14 0 0 14 0 num 2 LOC n y n n y n n y n flag 1 2 PS1 0 250 0 0 250 0 0 250 0 num 1 2 PS2 0 250 15 0 250 15 0 250 15 num 2 ndt n y y n y y n y y flag 2 CA1 12 0 12 0 0 0 12 0 12 0 0...

Страница 23: ...ALY Telephone 39 0437 986 111 Facsimile 39 0437 989 066 www eliwell it Technical Customer Support Technical helpline 39 0437 986 300 E mail techsuppeliwell invensys com Sales Telephone 39 0437 986 100...

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