3.9.3 Digital Input Wiring Options
TB3 is for the digital inputs. The digital inputs use 120VAC. The digital inputs are as follows:
1 - Start: Start Input
2 - DI1: Digital Input 1
3 - DI2: Digital Input 2
4 - DI3: Digital Input 3
5 - Com: 120VAC neutral
See Also Digital Input configuration (I/O 01 - 03) on page 110.
41
3 - INSTALLATION
120VAC LIVE
120VAC NEUTRAL
120VAC LIVE
120VAC NEUTRAL
START
DI1
DI2
DI3
120VAC LIVE
120VAC NEUTRAL
120VAC NEUTRAL
120VAC LIVE
120VAC NEUTRAL
120VAC LIVE
120VAC NEUTRAL
PLC
OUTPUT CONTACT
START
STOP
SLOW SPEED
DIGITAL INPUT WIRING
2-WIRE ON / OFF SELECTOR SWITCH
SLOW SPEED CONTROL BUTTON
3-WIRE START / STOP BUTTONS
HAND / OFF / AUTO SELECTOR SWITCH
EXTERNAL TRIP INPUT
(DI2 SET TO SSPD - SLOW SPEED)
120VAC LIVE
TRIP
(DI3 SET TO FL - FAULT LOW)
START
STOP
TB3 TB3
TB3TB3
TB3TB3
(DI1 SET TO STOP)
(DI1 SET TO STOP)
Figure 15: Digital Input Wiring Examples