Huawei NetCol8000-C190 User Manual page 59

NetCol8000-C190 In-room Chilled Water Smart
Cooling Product
User Manual (2022, Singapore STT)
PIN
8
Figure 3-28 Signal cable terminal block 2
Table 3-10 Signal cable terminal block 2
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Issue 02 (2022-03-30)
X501
-
Definition and Function
Active power failure alarm
Standby power switch alarm
Minor alarm
CRAC ATS power breaker tripping
CRAC ATS active power on/off status
CRAC ATS standby power on/off status
CRAC ATS power failure
Water valve actuator
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X502
Differential pressure
switch of the fresh air
filter (NTC2Z+)
3 Installation
X504
Return air damper/
Motorized damper
(24VDC-ST)
51