iManager NetEco 6000
Device Installation and Commissioning Guide
7 Device Maintenance
Issue 03 (2019-03-10)
Copyright © Huawei Technologies Co., Ltd.
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Figure 7-6
Installing a hydrogen detection system
Step 5
Install components and connect cables as shown in
and
Pay attention to the negative and positive polarities of the power supply. If the polarities are
connected incorrectly, the device may be burned.