APC INROOM ACPSC3000 Operations Instructions Page 10

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InRoom Controller - Operating Instructions10
Pin Designation DX1 DX2 CW
1 Din 12 UPS UPS UPS
2 Din 13 Pump 1 failure Pump 1 failure Free
3 Din 14 Pump 2 failure Pump 2 failure Pump 2 failure
4 Din 15 Drycooler failure Drycooler failure Free
5 Din 16
CW disable/DX enable or
Ext. alarm 3
CW disable/DX enable or
Ext. alarm 1
Ext. alarm 3
6 Din 17 Ext. alarm 4 Ext. alarm 2 Ext. alarm 4
7 Din 18 ENS 5µS Ext. alarm 3/ENS 5µS ENS 5µS
8 Din 19 Phase control Phase control Phase control
9 Dout 8 (NO)
Pump 1 Pump 1 Free10 Dout 8 (COM)
11 Dout 8 (NC)
12 Dout 9 (NO)
Drycooler 1 Drycooler 1 Free
13 Dout 9 (COM)
14 Dout 9 (NC)
15 Dout 10 (NO)
Drycooler 2 or winter
operation
Drycooler 2 or winter
operation
Winter operation
16 Dout 10 (COM)
Drycooler 2 or winter/sum
-
mer operation
Drycooler 2 or winter/sum-
mer operation
Winter/summer operation
17 Dout 10 (NC)
Drycooler 2 or summer
operation
Drycooler 2 or summer
operation
summer operation
18 Dout 11 (NO)
Pump 2 Pump 2 Pump 219 Dout 11 (COM)
20 Dout 11 (NC)
21 Dout 12 (NO)
E-reheat 3 E-reheat 3 E-reheat 322 Dout 12 (COM)
23 Dout 12 (NC)
24 Dout 13 (NO)
Humidifier on/off /ENS Louver Free
25 Dout 13 (COM)
26 Dout 13 (NC)
27 PWM1
Electrical
expansion valve
Electrical
expansion valve
Free
28 GND
29 PWM2
E-reheat 1 (proportional) E-reheat 1 (proportional) E-reheat 1 (proportional)
30 GND
X10
SUB-D 15 Bus 3 I
2
C (plug) Bus 3 I
2
C (plug) Bus 3 I
2
C (plug)
2.2.2 Assignment - EDIO1
The assignment depends on the unit version (DX1, DX2, CW). For more information, see „2.1.2 Assignment - I/O Controller“
on page 7.
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