Omron H3BA-N Manual page 15

■ Input Connections
The inputs of the H3BA-N 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
Timer
Sensor
Start/reset/
gate
Input (0 V)
(No. 2 pin)
Operates with transistor ON
No-voltage Input Signal Levels
No-contact 1. Short-circuit level
input Transistor ON
Residual voltage: 1 V max.
Impedance when ON: 1 kΩ max.
2. Open level
Transistor OFF
Impedance when OFF: 200 kΩ min.
Contact Use contacts which can adequately
input switch 0.1 mA at 5 V
Contact Input
Timer
Start/reset/
gate
Input (0 V)
(No. 2 pin)
Operates with relay ON
No-contact Input
(Connection to a voltage
output sensor.)
12 to 24 VDC
(sensor power supply)
+ DC power
−
supply
Timer
Sensor
Start/reset/
gate
Input (0 V)
(No. 2 pin)
Operates with transistor ON
Solid-state Timer
H3BA-N
15