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How many I/O modules (cards) can be installed on the PM8000 series?

Someone would like to know the capacity for attachable I/O cards on a PM8000 series meter.

Product Line

PM8000 base unit

The number of attachable I/O cards is a specification which could help determine if a PM8000 series meter is appropriate for an applications.

*Warning:  Installation and maintenance of this device should only be performed by qualified, competent personnel that have appropriate training and experience with high voltage and current devices. Failure to follow the instructions / warnings in the Meter Installation Guide can result in permanent damage to the meter, severe injury or death.

Up to 4 I/O modules can be installed on the PM8000 series meters.
The base unit has 3 D/I (not wetted) and 1 KY.

Part numbers & description of the I/O modules:
METSEPM89M2600 - 2 relay outputs, 6 digital inputs (wetted)
METSEPM89M0024 - 2 analog outputs, 4 analog inputs

Max I/O port limits:
Pulse output  1
Digital or analog inputs  27 digital, 16 analog
Digital or analog outputs 1 digital, 8 relay, 8 analog

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