CAS EXP-2000A, Руководство пользователя, Страница: 4 / 31

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3. Cautions
(1) Cautions when install EXP-2000A at explosion zone.
■ Check to tighten bolts on a front cover.
■ Certainly Connect EXP-2000A AC POWER to AC220V, 50Hz/60Hz AC power.
■ Should use power supply cable included an earthing line.
■ When connect AC POWER at explosion a zone, certainly use PLUGS AND
RECEPTACLES(Cable Gland).
(2) Cautions when check EXP-2000A at a fixed period.
■ Certainly cut off power supply Before open the front cover.
■ When assemble the front cover, certainly tighten bolts.
♣ CHECK ITEMS
ITEMS Check Method Description Remark
CASE Naked eye Have no rust, damage Clean, Exchange
Display
Window
Naked eye Have no damage Exchange
BOLT
Naked eye,
Touch Don't get loose.
Have no rust, dust.
Tighten, Clean
PACKING
Naked eye.
Touch Have no
crack, notable modify.
Exchange
Cable Gland
Naked eye,
Touch Have no damage, blazing fire.
Don't get loose. Tighten,
Exchange
Terminal Naked eye Don't get loose. Tighten
(3) Entering Method of External Wire
■ External Wire should be passed through CABLE GLAND and connected to terminal.
■ The Conduit is used PF 1/2" size.
(4) CAUTIONS before uses EXP-2000A
■ Do not press the keys hardly, for the keys are in operation with soft touch.
■ Keep away EXP-2000A from the rain.
■ Avoid sudden temperature change.
■ Do not install EXP-2000A in a place with high voltage and excessive electrical noises.
■ Keep it in dry place.
■ Do not use under direct rays.
■ Do not use at the place with excessive electrical