B-118

Solid-state Multi-functional Timer

H3CR-A

I Input Connections

H3CR-A/-AS

5

6

7

2

+

−

5

6

7

2

+

−

5

6

7

2

The inputs of the H3CR-A/-AS are no-voltage (short-circuit or open) inputs.

No-voltage Input Signal Levels

No-contact Input

Contact Input

No-contact Input

No-voltage Inputs

Sensor

Timer

Gate

Start

Reset

Operates with transistor ON

Timer

Operates with relay ON

Gate

Start

Reset

Input (0 V)

Sensor

Timer

Operates with transistor ON

Gate

Start

Reset

Input (0 V)

(Connection to NPN open

collector output sensor.)

12 to 24 VDC

(sensor power supply)

DC power

supply

Input (0 V)

No-contact

input

1. Short-circuit level

Transistor ON

Residual voltage: 1 V max.

Impedance when ON: 1 k

Ω max.

2. Open level

Transistor OFF

Impedance when OFF: 100 k

Ω min.

Contact

input

Use contacts which can adequate-

ly switch 0.1 mA at 5 V

(Connection to a voltage

output sensor.)

12 to 24 VDC

(sensor power supply)

DC power

supply