H3CR-A
H3CR-A
21
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)
Control output: NC (8 and 11)
NC (1 and 4)
Control output: NO (9 and 11)
NO (1 and 3)
Power indicator
Reset (2 and 7)
Lit
Flashing
Lit
(Power continuously supplied)
Start signal
Reset signal
Power
supply
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
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
Flashing
Flashing
Flashing
Lit
Start signal
(The operation starts with the signal ON or OFF)
Lit
Lit
Lit
(Power continuously supplied)
Power
supply
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
Start signal (NC to NO)
Power
supply
Lit
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