Spectrum Controls 140 MPM 204 00sc - Manual (Page 45)

Meter Proving Module
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4 4 4 4 4
Chapter Chapter Chapter Chapter Chapter
Programming Programming Programming Programming Programming
With configuration complete, it is time to prepare ladder logic to reflect your configuration settings.
Programming the module requires knowledge of counter configuration, PLC ladder logic, and data
management.
This chapter includes information on the following:
•
Demultiplexing the data
•
General programming examples
•
Use of Meter Proving Input
Example : Demultiplexing Data Example : Demultiplexing Data Example : Demultiplexing Data Example : Demultiplexing Data Example : Demultiplexing Data
The following ladder logic shows how to move data from the 4 multiplexed input words to a block of 8 output words starting
at location 400001 using the manual mode. This and other ladder logic samples may be found on our website,
www.spectrumcontrols.com.
Rung 1 demultiplex data or channels 1 and 2 - Rung 2 demultiplexes data or channels 3 and 4
Rung 3 demultiplex data or channels 5 and 6 - Rung 4 demultiplexes data or channels 7 and 8