Datasheet

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.
C Mode: Signal ON/OFF-delay
The Signal ON-/OFF-delay operation (C mode) is useful for the
control 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.
2.Signal-ON-OFF Start/Instantaneous
Operation/Time-limit Reset
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)
Power indicator
Reset (2 and 7)
Lit Flashing Lit
(Power continuously supplied)
Start signal
Reset signal
Control output: NC (8 and 11)
NC (1 and 4)
Control output: NO (9 and 11)
NO (1 and 3)
Power
supply
tt
Power (2 and 10)
Start (2 and 6)
Externally short-circuited
Control output: NC (8 and 11)
NC (1 and 4)
Control output: NO (9 and 11)
NO (1 and 3)
Power
supply
tt
Power indicator
Flashing Lit LitFlashing
Power (2 and 10)
Start (2 and 6)
Power indicator
Lit Lit Lit Lit
(Power continuously supplied)
Flashing Flashing Flashing
Control output: NC (8 and 11)
NC (1 and 4)
Control output: NO (9 and 11)
NO (1 and 3)
Start signal
(The operation starts with the signal ON or OFF)
Power
supply
Power (2 and 10)
Start (2 and 6)
Power indicator
Lit Flashing
Lit
Start signal (NC to NO)
Control output: NC (8 and 11)
NC (1 and 4)
Control output: NO (9 and 11)
NO (1 and 3)
Power
supply