6.3 Energy Meter Connection
6.3.1 RS-485 Interface
6.3.1.1 Components
• RS-485 Meter
- The Energy Meter uses RS-485 Interface for communication.
• Connection line (Not provided in the product package)
- It should be applied to a twisted-pair type.
• Cable length limit
- The RS-485 meter communication cable must be used within 100 m.
Make sure that the housing and connector are connected. As shown in the [Figure 6-5], separate
housing from connector. And press the lock with a flat-head screwdriver to connect the communication
cable. The RS-485 meter communication cable must be used within 100m.
6.3.1.2 Connection terminal
[ Figure 6-5 : Out Connector Board Wire Connection Method ]
[ Table 6-2 : Recommended Meter List ]
Energy Meter
42
41
6.3.2 Connection Energy Meter
Pass the communication cable through the cable gland and tighten the cable gland. Connect the energy
meter to the INVERTER as shown in the [Table 6-2].
PUSH!
INVERTER
RS458-A
RS485-B
45
I
Communication Connection