Heat Detector Fault - Huawei IDS1000 User Manual

Container data center single-zone fire extinguishing system
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IDS1000 Container Data Center
User Manual
Figure 6-1
Figure 6-1 Terminals on the sensor base
Use a multimeter to check whether there is any short circuit or open circuit.
Y => Rectify the connection fault.
Check whether the fault is rectified.
N => Contact Huawei technical support.
----End

6.2 Heat Detector Fault

Possible Causes
Tools and Materials
Issue 01 (2014-3-15)
shows the positions and functions of terminals on the sensor base.
Terminals (no polarity, two-wire)
1: L2 (connected to the common terminal)
2: L1 (connected to a lower-level device)
3: L1 (connected to an upper-level device)
4: reserved
If yes, no further action is required.
If no, contact Huawei technical support.
The power supply to the heat detector is abnormal.
The heat detector is faulty.
The cable connection of the heat detector is abnormal.
Multimeter
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
6 Troubleshooting
37

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