Eaton ELC-PB, Programming Manual

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3 . I n s t r u c t i o n S e t
M N050 03003E F or mo re infor ma tio n vi sit:
w w w. e a t o n . c o m
3 - 11
A scan cycle
M0
Y0
M1
A scan cycle
Mnemonic Function Program steps
PN Positive contact to Negative contact 1
ELC ELCB ELCM
PB PC/PA/PH PV PB PH/PA
Description:
When the conditions preceding PN command change from true to false, PN command (works as
contact A) will be ON for a scan cycle. In the next scan cycle it turns OFF.
Program Example:
M0 M1
Y0 N
Instruction: Operation:
LD M0 ; Load A contact of M0
AND M1 ; And A contact of M1
PN
; Positive contact to Negative contact
OUT Y0 ; Drive Y0 coil
Timing Diagram:
A scan cycle
M0
Y0
M1
A scan cycle