H3CR-A Datasheet, PDF (19/22 Pages) Omron Electronics LLC – Solid-state Multi-functional Timer

2. Signal Start/Signal Reset (in B Mode)
If there is an abnormal signal, flashing starts. When the abnormal
condition is restored, a reset signal stops the display flashing.
Power (2 and 10)
Start (2 and 6)
tt
Reset (2 and 7)
Control output: NC (8 and 11)
NC (1 and 4)
Control output: NO (9 and 11)
NO (1 and 3)
Power indicator
Lit
Flashing
Lit
Start signal
Reset signal
2. Signal-ON-OFF Start/Instantaneous
Operation/Time-limit Reset
Power (2 and 10)
Start (2 and 6)
Control output: NC (8 and 11)
NC (1 and 4)
Control output: NO (9 and 11)
NO (1 and 3)
Power indicator
Start signal
(The operation starts with the signal ON or OFF)
Power
supply
(Power continuously supplied)
C Mode: Signal ON/OFF-delay
The Signal ON-/OFF-delay operation (C mode) is useful for the con-
trol of distribution of products on a production line into boxes by the
specified number or time.
1. Power-ON Start/Instantaneous Operation/
Time-limit Reset
A set of these functions is useful for the operation of a machine for a
specified period when power is ON.
Power (2 and 10)
Start (2 and 6)
Control output: NC (8 and 11)
NC (1 and 4)
Control output: NO (9 and 11)
NO (1 and 3)
Externally short-circuited
Power
supply
(Power continuously supplied)
D Mode: Signal OFF-delay
Signal OFF-delay operation (D mode) can be effectively used to keep
a load operating for a certain period. For example, this function
enables the cooling fan for a lamp or heater to operate for a certain
period after the lamp or heater is switched OFF.
1. Power-ON Start/Instantaneous Operation/
Time-limit Reset
Power (2 and 10)
Start (2 and 6)
Control output: NC (8 and 11)
NC (1 and 4)
Control output: NO (9 and 11)
NO (1 and 3)
Power indicator
Lit
Flashing
Lit
Start signal (NC to NO)
Power
supply
Power
supply
Solid-state Multi-functional Timer H3CR-A B-127