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Electronic Controller for

Compressor Racks

XC706M

Instructions Manual

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Summary of Contents for XC706M

Page 1: ...Electronic Controller for Compressor Racks XC706M Instructions Manual...

Page 2: ..._________________ 9 5 LIST OF PARAMETERS _____________________________________________ 9 5 1 Configuration parameters compressor section____________________________ 9 5 2 Operative parameters compress...

Page 3: ...from each other without crossing or intertwining Fit the probe where it is not accessible by the end user In case of applications in industrial environments the use of mains filters our mod FT1 in pa...

Page 4: ...ch part manages an his own function the following sketch shows the functions 2035 66256 506 3 1 Compressors Section VWHS 6 7 35 0 17 56 1 5 Keys 1 Up It scrolls the parameter codes or increases the va...

Page 5: ...G before setting the target set points for the first time check and if necessary modify the type of freon par FtyP and the default unit of measurement par dEU for compressors PROCEDURE 1 Set the kind...

Page 6: ...3 Press the SET key the 0 number will be displayed 4 Insert the security code by using the UP and DOWN keys 5 Confirm it by pressing the SET key 6 If the security code is correct the first parameters...

Page 7: ...g a load has been working follow this procedure 1 Press the HRS key 2 The HRS led of the compressors display starts flashing together with the LED s of the first output The compressors display shows t...

Page 8: ...econds for erase the displayed alarm b Hold it pressed for more than 10 seconds for erase the whole alarm list 4 In the running hours menu a Hold it pressed for more than 2 seconds for erase the displ...

Page 9: ...ler automatically switches off and on to load the new map 5 1 1 Plant dimensioning and type of regulation By means of these parameters the plant can be dimensioned according to the number and type of...

Page 10: ...r range 0 5 8 0 bar PA04 0 5 PA20 8 0 PP30 relative pressure transducer range 0 30bar PA04 1 PA20 31 PA20 Adjustment of read out corresponding to 20mA input signal given by the suction probe 0 30 0 ba...

Page 11: ...a compressor and the following switching on 0 255min Note usually onon is greater than oFon Cdn don and doF equal for all the compressors YES don and doF equal for all the compressors no don and doF d...

Page 12: ...sabled After this time if the alarm condition lasts the relay and the buzzer are enabled again 0 255m h 0 always on 255 always disabled PAo Alarm probe exclusion at power on it is the period starting...

Page 13: ...ue displayed hidden Cdn 0 don doF don1 donx doF1 doFx Cdn 1 don1 donx doF1 doFx don doF where x is Cpnu value 6 Type of regulation 6 1 Dead band This kind of regulation is available for all kinds of l...

Page 14: ...et Stato dei compressori 7HPSR Pressione 2Q 2Q 2Q RQD LQVHULPHQWR FRPSUHVVRUL RQD QHXWUD don doF don doF GR GRQ Andamento ritardi 7HPSR 7HPSR Set Pbd 2 Set Pbd 2 RQD GLVLQVHULPHQWR FRPSUHVVRUL 6 2 Pro...

Page 15: ...xed sequence FdLy 0 don delay at first call not enabled dLF 0 doF delay at first call not enabled 6 7 6HW 3EG 6HW 3EG 6HW 3EG 6HW 3EG GRQ GR 2 6 21 2 6 2 This draw highlights the doF time the loads ar...

Page 16: ...correctly measure the temperature 9 RS485 serial link All models can be integrated into the monitoring and alarm system XJ500 using the RS485 serial port They use the standard ModBus RTU protocol so...

Page 17: ...rning off and on the instrument 11 1 2 Compressors and safeties alarm Terminals The terminals from 22 to 33 really used depends on the number of loads The protections regarding the compressors are con...

Page 18: ...R button to silence the buzzer during an alarm condition Hold pressed for more than 2 seconds switch off the alarm relay during an alarm condition 11 3 Alarm conditions summary table RGH HVFULSWLRQ DX...

Page 19: ...OOLQJ RQO XWRPDWLFDOO DV VRRQ DV WKH LQSXW LV GLVDEOHG ORFN IDLOXUH DODUP 3UREOHP RQ 57 ERDUG VLJQDOOLQJ RQO LWK WKLV DODUP WKH DFWLYDWLRQ E 57 RI WKH UHGXFHG VHW SRLQW DQG WKH DODUP ORJ DUH QRW DYDLO...

Page 20: ...al RS485 22 33 Digital inputs for safeties of compressors When an d i is activated the corresponding output is switched OFF 44 55 Relay configurable outputs for compressors The compressors are always...

Page 21: ...WLRQ IL VHTXHQFH W 3 U Freon Type U 5 U 5 D 5 3E FXU Type of probe NTC Current XU P QW 17 3 4mA readout compressors 3 20mA readout compressors Probe Calibration compressors EDU 6 3 Low pressure switch...

Page 22: ...RI WKH FRPSUHVVRU DQG WKH IROORZLQJ RQH V GR 7LPH GHOD EHWZHHQ WKH VZLWFKLQJ RII RI WKH FRPSUHVVRU DQG WKH IROORZLQJ RQH V GR 7LPH GHOD EHWZHHQ WKH VZLWFKLQJ RII RI WKH FRPSUHVVRU DQG WKH IROORZLQJ R...

Page 23: ...aximum pressure alarm compressors 3 6HW W R Low and High pressure temperature alarms delay P 6 U Running hours for maintenance K 3 Q Max number of pressure switch activation 3 Pressure switch interven...

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