ControlMaster CM10, CM30 and CM50
Universal process controllers,
1
/8,
1
/4 and
1
/2 DIN 7 Advanced Level
50 IM/CM/S–EN Rev. R
…Input/Output
Relays
Relay 1 (4)
Source Selects the digital signal to be assigned to the relay – see Appendix A.1, page 116 for
description of sources.
Polarity Sets the polarity of the relay.
Positive
The relay is energized If the source is active.
Negative
The relay is energized If the source is inactive.
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