Meter description

A

Control power input

B

Display

C

Energy pulsing LED (for checking accuracy)

D

Pulse output for remote transfer (only PM3210)

E

Cancellation

F

Confirmation

G

Up

H

Down

I

Current inputs

J

Voltage inputs

A

Digital inputs x 2 (only PM3255)

B

Digital outputs x 2 (only PM3255)

C

Communication port

D

Communications LED (for communication diagnosis)

E

Energy pulsing LED (for checking accuracy)

F

Cancellation

G

Confirmation

H

Up

I

Down

J

Display

K

Current inputs

L

Control power input

M

Voltage inputs