Installation Guide
Figure 15: No-Neutral Grid
NOTE
Clamp the CTconnected to L1 CT around the wire connected to ØL1.
When clamping the CT around the conductor to be measured, make sure the
arrow is pointing towards the grid.
1. Verify that the meter is powered OFFbefore making connections.
2. Insert the grounding/neutral cable, AC-side wires, CT wires, and RS485 cabling
through the drill guide(s) that were opened and connect them to the meter as
specified in the above diagrams.
3. Verify that the meter's termination DIP switches are set for "termination", as
specified in the section "Termination DIPswitches" on page9.
4. Connect the RS485 wiring to the inverter or Commercial Gateway.
To wire the inverter, see the procedure "connect the RS485 wiring to the
inverter:" below
To wire the Commercial Gateway, see the procedure "connect the RS485 wiring
to the Commercial Gateway:" on page19.
To connect the RS485 wiring to the inverter:
1. Remove the seal from one of the openings in communication gland #2 at the
bottom of the inverter and insert the RS485 wires from the meter through the
opening.
Chapter 2: Meter Installation 17
Energy Meter with Modbus Connection MAN-01-00270-1.3