Connecting Cables - Huawei NetCol8000-E220 Series Quick Manual

6

Connecting Cables

6.1
Connecting Power Cables and Signal Cables
1. All power cables and ground cables must comply with local national standards.
2. For details about electrical ports, see the NetCol8000-E220 Modular Indirect Evaporative
Cooling System User Manual.
No. X501
Smoke sensor power
1
supply (12 V DC)+
2 Smoke sensor feedback–
Port for remote startup and
3
shutdown+
Port for remote startup and
4
shutdown–
Port 1+ for reporting
5
common alarms
Port 1– for reporting
6
common alarms
Port 2+ for reporting
7
common alarms
Port 2– for reporting
8
common alarms
X502
Water leakage detection (water
leakage in the floor)
Water leakage detection (water
leakage in the floor)
N/A
N/A
N/A
N/A
N/A
N/A
12
X503
485+ (micro differential
pressure sensor)
485– (micro differential
pressure sensor)
GND
12V+
N/A
N/A
N/A
N/A