Jntech JNP22KH, Руководство пользователя

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Notice
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If you choose Water Level Sensor B, please note the following aspects when intall:
1. For dry protection, the end with cable of sensor should be upwards;
2. For over-flow protection, the end with cable of sensor should be downwards.
6.7 Communication Connection
6.7.1 RS485 Communication
RW P or UTP can be used in the connection between inverter and monitoring
equipment.
The COM terminal outside is for remote communication, please refer to table
6-5, cross communicating wire through water -proof terminal to connect with A &
B Amphenol connectors inside the machine .
The following diagram guides you to connect a single inverter to monitoring equipment.
Figure6-10 Diagram of single communication wiring