110
Unit Operation Checks
13. RELAY BOX-A
Outline
On/off of rotary pump 2 (RP2) that uses it with DI option in RELAY BOX-A is conducted.
The relay point of contact signal is sent to the RP2 CTRL connector of the device back.
On/off of RP2 is controlled in accordance with the on/off.
Action confirmation method
There be some abnormality and malfunction rationally, when I do it with the following
procedure in the case that the action of RELAY BOX-A is confirmed and the normal
judgment is possible.
CAUTION！
The voltage of the inside becomes AC100〜240V.
Please pay attention sufficient when the inside is confirmed due to the damage
prevention of electric shock prevention, measurement devices.
１．Confirmation of power supply voltage
Whether the power supply voltage that is using it, with the power supply voltage that is
written to RELAY BOX epitaph board be agreeing is confirmed.
2．Confirmation of RP2 CTRL
Please turn on RP2.
Please confirm that 2 pin of the RP2 CTRL connectors of the for device back are connected.
Please turn off RP2. Please confirm that 2 pin of the RP2 CTRL connectors of the device
back for, are not connected.
Power supply voltage is out, to the cable of RP2 CTRL that is growing from RELAY BOX.
Please quit because it invites the accident such as an electric shock to draw a terminal and
confirm an action.
3．Confirmation of no fuse breaker
No fuse breaker is attached for overcurrent protection.
In the case that the no fuse breaker is acting there are possibility such as the accident of
the faulty or inside wiring of a rotary pump. Please cause to return a no fuse breaker, after
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