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Installation and Wiring
• Pin definition of RS485 for connecting meter
a b c
Figure 6-22 RS485 port
Table 6-2 Pin definition of RS485 for connecting meter
Pin a b c
Pin Definition GND A2 B2
Connection method
Complete the communication connection as the actual application scenario
needed.
• Communication with CT
Connect the commmunication cable connected with CT to the RJ45 port on the
base plate of communication board.
Figure 6-23 Connect the communication cable to RJ45 port
»
For CT side, steady the CT on the public grid.
Grid
L wire
Figure 6-24 CT side connection
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