B-116

Solid-state Multi-functional Timer

H3CR-A

I I/O Functions

Note: H3CR-AP incorporates start input only.

H3CR-A8/A8S

AC (DC) input

Output circuit

Power supply

circuit

Zero setting

detection

circuit

Oscillation

circuit

Counting

circuit

Time range/

unit selectors

Operating

mode selector

Indicator

circuit

Power-ON

indicator

Output-ON

indicator

H3CR-A8E

AC (DC) input

Output circuit

Power supply

circuit

Zero setting

detection

circuit

Oscillation

circuit

Counting

circuit

Time range/

unit selectors

Operating

mode selector

Indicator

circuit

Power-ON

indicator

Output-ON

indicator

Instantaneous

output circuit

Inputs (for -A/

-AS models)

Start

Starts time-measurement.

Reset

Interrupts time-measurement and resets time-measurement value. No time-measurement is made and

control output is OFF while the reset input is ON.

Gate

Prohibits time-measurement.

Outputs

Control output

Outputs are turned ON according to designated output mode when preset value is reached.