Huawei NetCol8000-C070 User Manual page 83

NetCol8000-C(070, 130, 190) In-room Chilled Water
Smart Cooling Product
User Manual
Context
Figure 3-40 Signal cable terminals
Table 3-6 Signal table
No.
1
2
3
4
5
6
7
8
Issue 09 (2022-12-15)
X501
Smoke sensor
power supply
(12 V DC)
Smoke sensor
feedback
Remote off+
Remote off-
Common alarm
1+
Common alarm
1-
Common alarm
2+
Common alarm
2-
Copyright © Huawei Digital Power Technologies Co., Ltd.
X502
Water leakage
detection (water
leakage from the floor)
+
Water leakage
detection (water
leakage from the floor)
–
24 V DC power
Micro differential
pressure sensor GND
0–5 V feedback of the
micro differential
pressure sensor
Micro differential
pressure sensor 5 V DC
Differential pressure
switch GND of the
fresh air filter
Differential pressure
switch NTC2Z+ of the
fresh air filter
3 Installation
X504
Fresh air damper (AI)
Fresh air damper (AO)
Fresh air damper (GND)
Fresh air damper (24 V DC)
Return air damper/
Motorized air damper (AI)
Return air damper/
Motorized air damper (AO)
Return air damper/
Motorized air damper
(GND)
Return air damper/
Motorized air damper (24
V DC)
73