Ashcroft GC31 - Digital Pressure Sensor - Manual (Page 9)

9
NPN Type Switch Function (wiring to relay)
PNP Type Switch Function (wiring to relay)
GC31 (Brown)
(Black-White)
80mA max.
(Blue)
Power (+)
Power (–)
Relay Output
Relay
Protective transistor diode
(ensure to install)
Note: Ensure that the relay’s operation coil rated current
and voltage are within the transistor’s rating.
GC31
(Brown)
(Black-White)
80mA max.
(Blue)
Power (+)
Power (–)
Relay Output
Relay
Protective transistor diode
(ensure to install)
Note: Ensure that the relay’s operation coil rated current
and voltage are within the transistor’s rating.
GC31
(Brown)
(Black-White)
80mA max.
(Blue)
Power (+)
Power (–)
Photo coupler
Open collector output
Electric current resistance
GC31
(Brown)
(Black-White)
80mA max.
(Blue)
Power (+)
Power (–)
Voltage HL output
(High/Low)
Pullup resistance
NPN Type Switch Function (wiring to photocoupler)
NPN Type Switch Function (voltage output)
I&M011-10170 GC31:layout 4/8/10 3:26 PM Page 9