Precaution - AND Multi Function Weighing Indicator AD-4402 Instruction Manual

2.1. Precaution

2.1. Precaution
2.1. 2.1. Precaution Precaution
Before use, confirm the following articles for safe operation.
Grounding the indicator
Ground the indicator. The earth terminal
Separate this earth ground line from others, like ground line of a motor, inverter or a
power source. Unless the indicator is grounded, it may cause the operator to receive
an electric shock, cause operation error or catch fire
Use adequate power cord
Confirm the AC voltage and current of the power cord. If the voltage range of the cord
is lower than the power line voltage, it may cause of a leak or catching fire. Use
compression terminals to connect the power cord to the rear panel terminals.
Fuse
The fuse is installed to prevent the indicator from catching fire.
The indicator has equipped many safety circuits. Therefore, the fuse is not broken in
normal operation. If the fuse is broken, do not replace the fuse and contact your local
or A&D dealer. This trouble may cause of an electric discharge of thunder.
Splashing water
The indicator is not water-resistant. When the indicator is mounted to a panel with the
accessory rubber seal, the front panel is equivalent to IP-65.
Flammable gas
Do not install the indicator in any flammable gas.
Heat radiation of the indicator
Space out instruments to radiate heat sufficiently.
Removing the cover
Remove the power cord terminals from the power source before removing the cover
to avoid receiving an electric shock.
Do not touch the internal circuit within 10 seconds after turning off the indicator to
avoid receiving an electric shock.
is on the rear panel.
Page 6 AD-4402