SMC Networks LECPA Series User Manual

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● Photo coupler: ON
Inside of the driver
Positioning unit
NP+/PP+
NP-/PP-
● Photo coupler: OFF
Inside of the driver
Positioning unit
NP+/PP+
Line driver
NP-/PP-
[About the photo coupler ON/OFF in the LECPA pulse input circuit during differential input connection]
Command pulse
signa
High
Low
Line driver
A current is passing
through the circuit.
No current is in the
circuit.
Photo coupler: OFF
Photo coupler: ON
Command pulse
signa
Low
High

SMC Networks LECPA Series Specifications

General

Brand	SMC Networks
Model	LECPA Series
Category	Industrial Electrical
Language	English