Mitsubishi Electric GB-50A Installation Manual page 3

Perform wiring so the tension is not
applied.
If tension is applied, it may cause
disconnection, heat generation or a fire.
Do not wash this controller with water.
It may cause an electric shock or
malfunction.
Use specified wires corresponding to
the current capacity for wiring.
Otherwise it may cause power leakage, heat
generation or
fire.
Do not touch the PCB (Printed Circuit
Board) with your hand or a tool. Also do
not get dirt on the PCB.
It may cause a fire or malfunction.
CAUTION
Do not install this controller in a place
where an acid or alkaline solution,
special spray, etc. is used frequently.
It may cause an electric shock or
malfunction.
Do not press the switches with sharp
objects.
It may cause an electric shock or
malfunction.
Do not connect an AC power source to the
M-NET terminal blocks of this device.
It may cause a breakdown or fire.
Do not touch the switches with wet hands.
It may cause an electric shock or
malfunction.
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