
3. External Connection
SMC-4DF-PCI, SMC-8DF-PCI
31
P-COM Plus common B+ Encoder phase B input+
IN1/ALM General-purpose input1/Alarm input B- Encoder phase B input-
IN2/INP General-purpose input2/Positionig input Z+ Encoder phase Z input+
IN3/SD General-purpose input3/Slow down input Z- Encoder phase Z input-
IN4/LTC General-purpose input4/counter latch input OUT1 General-purpose output1
IN5/PCS
General-purpose input5/positioning
operation start input
OUT2 General-purpose output2
IN6/CLR General-purpose input6/Counter clear input OUT3 General-purpose output3
IN7 General-purpose input7 DIR+/CCW+ Direction/CCW output+
ORG Origin input DIR-/CCW- Direction/CCW output-
+LIM Positive-direction limit OUT+/CW+ Pulse/CW output+
-LIM Negative-direction limit OUT-/CW- Pulse/CW output-
A+ Encoder phase A input+ GND
Power ground input (common to internal
GND)
A- Encoder phase A input-
Figure 3.3. Pin Assignments of Interface Connector (CNB) < SMC-8DF-PCI >
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