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3
Safety Precautions
xv
Confirm that the input of a touch switch has been successfully received before
moving on to the next operation.
S
Do not press touch switches carelessly while the backlight is off or while noth-
ing is displayed on the screen. Otherwise the system may operate unpredict-
ably.
Only press touch switches after confirming system safety.
S
When the numeral values entered are confirmed, upper/lower limits are
checked. Otherwise the system may operate unpredictably.
S
Do not disassemble the NT620S/NT620C for repairs or modification. Other-
wise, the product may malfunction.
S
The disposal of the NT620S/NT620C (and used backlights) may be regulated
by national and local authorities. Dispose of them in accordance with the laws
and regulations of the relevant country and local authority.
S
To ensure system safety, be sure to periodically read the PT operating status
bit from the host in order to ensure that the PT is always operating normally.
S
Never short the battery terminals, attempt to charge the battery or take it apart,
heat it, or discard it into fire. In the worst case, explosion may occur.
S
Never short the “+” and “–” terminals of the battery. Do not recharge, take apart,
or heat the battery, or discard it into open flame. Attempting any of these will
lead to hazards such as fire, leakage of electrolyte, rupture, etc.
When replacing a battery, ensure that the battery terminal does not touch the
board in the NT620S/NT620C.
Summary of Contents for NT620C
Page 1: ...Cat No V033 E1 5 Programmable Terminals NT620S 620C OPERATION MANUAL...
Page 2: ...NT620S 620C Programmable Terminals Operation Manual Revised April 2001...
Page 3: ...iv...
Page 5: ...vi...
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