CIAT XtraConnect 2 - 2.2 Description of the motherboard

EN - 5
+
TR1
SP1
PL1
J4J2 J3
J6J8
J5J7
J9J11 J10
W3
J14 J12J13
D46 D48D50 D52
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1110987654321
121110987654321 1110987654321321321 321
43214321
8642
7531
12345 123
CIAT GAMME CONNECT2
 Locking the console
Note: available only on the local console located on the unit.
The console is set by default to 'unlocked'.
The lock state is saved in the event of a mains power failure.
If locking mode is enabled while modifying a parameter, any changes entered are not saved and the parameter reverts to its initial setting.
To lock the console, simultaneously press and hold + and – for 5 seconds (possible in any menu on the console).
The following message appears for 5 seconds then the display returns to unit status mode (test mode is disabled):
It is now possible to make any changes via the local console. Any attempts to enter changes will cause the following message to appear for 3
seconds.
The console is unlocked in the same manner, i.e. by pressing and holding + and – for 5 seconds. Doing so causes the following message to
appear for 3 seconds:
2.2 Description of the motherboard
SWITCH W3
End-of-line resistance for two-wire RS485 link. The switch must be
set to the left for the last unit on the loop and to the right for the
others.
TERMINAL BLOCK J2 (analogue outputs)
1-2: 0-10 V output for circuit 1 fan speed control
(+ on terminal 1).
3-4: 0-10 V output for circuit 2 fan speed control
(+ on terminal 3).
4-5: 0-10 V output for common fan speed control
(+ on terminal 5).
TERMINAL BLOCK J3 (on/off inputs)
1: Circuit fault output common.
2: Circuit 1 fault output.
3: Circuit 2 fault output.
4: Common, inverter compressor 1 contactor and heater control.
5: Evaporator defrost heater control.
6: Pipe heat trace cable control.
7: Hydraulic module heater control.
8: Compressor 1 intake valve or inverter compressor 1 contactor
control.
9: Compressor 2 intake valve or inverter compressor 2 contactor
phase.
10: Compressor 2 intake valve or inverter compressor 2 contactor
control.
11: Fault output common.
12: NC contact for fault output.
13: NO contact for fault output.
14: Common for pumps.
15: Pump 1 control.
16: Pump 2 control.
TERMINAL BLOCK J4 (power supply)
1: 230 V board power supply - Line.
2: 230 V board power supply - Neutral.
3: Earth.
LOCKED
DISPLAY PANEL
LOCKED
DISPLAY PANEL
UNLOCKED
DISPLAY PANEL