Optional onboard I/O wiring

This section only applies if you ordered an onboard I/O option for your meter. See “Meter options” to determine your meter’s onboard I/O option. For additional information, see the specifications table, “Onboard I/O”.

Connect the supplied I/O breakout cable to the onboard I/O connector from the meter (16-pin Molex). Terminate the wire ends using the tables below. Refer to “Additional setup options” for more information.

Onboard I/O Option B

Function	Wire color / stripe	Pin		Wire color / stripe	Function
Output C1 - K	Black	1	2	White	Output C1 - Z
Output C2 - Z	Red	3	4	Green	Output C1 - Y
Output C2 - Y	Orange	5	6	Blue	Output C2 - K
Output C3 - K	White / black	7	8	Red / black	Output C3 - Z
Output C4 - Z	Green / black	9	10	Orange / black	Output C3 - Y
Output C4 - Y	Blue / black	11	12	Black / white	Output C4 - K
Input S2	Red / white	13	14	Green / white	Input S1
Input SCOM	Blue / white	15	16	Black / red	Input S3

Onboard I/O Option C

Function	Wire color / stripe	Pin		Wire color / stripe	Function
Output C1 - K	Black	1	2	White	Output C1 - Z
Output C2 - Z	Red	3	4	Green	Output C1 - Y
Output C2 - Y	Orange	5	6	Blue	Output C2 - K
Output C3 - K	White / black	7	8	Red / black	Output C3 - Z
Output C4 - Z	Green / black	9	10	Orange / black	Output C3 - Y
Output C4 - Y	Blue / black	11	12	Black / white	Output C4 - K
Output A1 - K	Red / white	13	14	Green / white	Output A1 - Y
Input SCOM	Blue / white	15	16	Black / red	Input S1

NOTE: All digital inputs are assigned by default. All solid state digital outputs are not assigned (use ION Setup to configure).