H3CR-A Datasheet, PDF (10/22 Pages) Omron Electronics LLC – Solid-state Multi-functional Timer

I Input Connections
H3CR-A/-AS
The inputs of the H3CR-A/-AS are no-voltage (short-circuit or open) inputs.
No-voltage Inputs
No-contact Input
(Connection to NPN open
collector output sensor.)
12 to 24 VDC
(sensor power supply)
+ DC power
− supply
Sensor
Timer
Contact Input
Timer
5 Gate
6 Start
7 Reset
2 Input (0 V)
5 Gate
6 Start
7 Reset
2 Input (0 V)
Operates with transistor ON
Operates with relay ON
No-voltage Input Signal Levels
No-contact
input
1. Short-circuit level
Transistor ON
Residual voltage: 1 V max.
Impedance when ON: 1 kΩ max.
2. Open level
Transistor OFF
Impedance when OFF: 100 kΩ min.
Contact
input
Use contacts which can adequate-
ly switch 0.1 mA at 5 V
No-contact Input
(Connection to a voltage
output sensor.)
12 to 24 VDC
(sensor power supply)
+ DC power
− supply
Timer
Sensor
5 Gate
6 Start
7 Reset
2 Input (0 V)
Operates with transistor ON
B-118 Solid-state Multi-functional Timer H3CR-A