26
ST5/10-Si,-Q,-C, -IP Hardware manual
920-0004 Rev. C
4/21/11
Connecting to PLC with Sinking (NPN) Outputs
(Most PLC’s use 24 volt logic)
Using Mechanical Switches at 24 Volts
DRIVE
+12-24V
X2/DIR+
DIR
X2/DIR-
X1/STEP+
STEP
X1/STEP-
PLC
with
Sinking
Outputs
R
R
DRIVE
+
X2/DIR+
X2/DIR-
X1/STEP+
-
X1/STEP-
+24VDC
Power
Supply
2200
2200
direction switch
run/stop switch
(closed=run)