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How to reset digital I/O counters for PM800 or CM4000 series meter?

Issue
How to reset digital I/O counters for PM800 or CM4000 series meter?

Product Line
PM800 and CM4000 Series

Cause
Customer would like to reset their digital I/O counters on PM800 or CM4000 series meter.

Environment
Resetting the digital I/O counters on PM800 or CM4000 meter

Resolution
There are two ways to reset the digital I/O counters on PM800  or CM4000  meter.
  1. Customer can reset all counter at once by following steps below:
    1.  In order to reset all digital OUTPUT counters à Write 3361 into register 4126
    2.  In order to reset all digital INPUT counters à Write 3365 into register 4126
 
       2. Customer can reset individual digital I/O by following steps below:
           Resetting Digital OUTPUT counters:

                a. First, identify the relay using the I/O point number table listed below. 
                b. Next, write an "I/O point number" to register 8001.
                     - For example, write 1 to register 8001 (if user desires to reset the digital counter for KY output)
                c. Then, write command code 3361 to register 8000 to reset counter for specified output relays.  

           Resetting Digital INPUT counters:
                a. 
First, identify the relay using the I/O point number table listed below. 
                b. Next, write an "I/O point number" to register 8001.
                      - For example, write 2 to register 8001 (if user desires to reset the digital counter for S1 pulse input)
                c. Then, write command code 3366 to register 8000 to reset counter for specified input relays.  

NOTE: More information can be found in PM800 User Guide under Issuing Command Section. 





CM4000 IOC44 Point Numbers

CM4000 Detailed View of Point Numbers


 
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