Mount the Panel Meter according to the following instructions:


For RD77720/RD71220 Open System Model Only

Panel Meter installations require a switch or circuit breaker as part of the building installation. 

The switch or circuit breaker must be marked as the disconnecting device for the meter. 

It is recommended that the Panel Meter (RD77720/RD71220) be installed inside an external enclosure (sold separately).
It is recommended that the enclosure be mounted near the disconnecting device in an area with adequate ventilation. 
The enclosure should not be positioned in a manner that makes it difficult to operate the disconnecting device. 
Ensure that the CT and voltage lead lengths (and conduit lengths) are capable of reaching the enclosure from the load center.


Attached the included din rail mounting bracket to the back of the Panel Meter with the provided screws.

You can now easily clip the Panel Meter onto any din rail (sold separately).

If no din rail is available, mount the Panel Meter with the provided wall bracket to the Panel Meter.


Fasten the Panel Meter to the selected surface via mounting holes.


Verify that the Panel Meter is not loose and that all connections are secure.


For RD77724 Closed System Model Only

Panel Meter installations require a switch or circuit breaker as part of the building installation. 

The switch or circuit breaker must be marked as the disconnecting device for the meter. 

The Panel Meter (RD77724) can be installed without an external enclosure.

It is recommended that the Panel Meter be mounted near the disconnecting device in an area with adequate ventilation. 
The Panel Meter should not be positioned in a manner that makes it difficult to operate the disconnecting device. 
Ensure that the CT and voltage lead lengths (and conduit lengths) are capable of reaching the enclosure from the load center.


Unscrew the terminal cover off the Panel Meter.



Create a knockout hole with the appropriate tools on the Panel Meter.



Fasten the wall-mount bracket to the Panel Meter with the provided screws.


Fasten the Panel Meter to the selected surface via mounting holes using the backing plate as a guide.


Press the provided screw caps into the hole as shown below.



Connect the wire by wire nut as shown below. Then use provided screws to place the top cover back onto the Panel Meter.

Verify that the Panel Meter is not loose and that all connections are secure.