Huawei IDS1000 User Manual page 47

IDS1000 Container Data Center
User Manual
Step 3 Check the connection between the audible and visual alarm and the controller.
Figure 6-3
Figure 6-3 Terminals on the audible and visual alarm
Terminals (two-wire):
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
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.
Check whether the fault is rectified.
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N => Contact Huawei technical support.
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Issue 01 (2014-3-15)
shows the terminals on the audible and visual alarm.
1: reserved
2: +24 V positive
3: GND negative
4: reserved
If yes, no further action is required.
If no, contact Huawei technical support.
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6 Troubleshooting
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