ITech IT8500plus Series User Manual page 5

electrical ground. The instrument must be connected to the AC power through a
grounded power cable, with the ground wire firmly connected to an electrical ground
(safety ground) at the power outlet. Note: Any interruption of the protective (grounding)
conductor or disconnection of the protective earth terminal will cause a potential shock
hazard that could result in personal injury.
DO NOT OPERATE IN AN EXPLOSIVE ATMOSPHERE
Do not operate the instrument in the presence of fumes or flammable gases.
KEEP AWAY FROM LIVE CIRCUITS
Operating person must not remove instrument covers except as instructed in this Guide
for installing or removing electronic load modules. Component replacement and internal
adjustments must be made only by qualified service personnel. Do not replace
components with the power cable connected. Under certain conditions dangerous
voltages may exist even with the power cable removed. To avoid injuries always
disconnect power, discharge circuits and capacitors, and remove external voltage
sources before touching components.
DO NOT SERVICE OR ADJUST ALONE
Do not try to perform internal service or adjustment unless another person capable of
rendering first aid resuscitation is present.
Safety Symbols
Direct current
Alternating current
Both direct and alternating current
Protective earth (ground) terminal
Caution (refer to accompanying documents)
WARNING
The WARNING sign denotes a hazard. It calls attention to a procedure, practice, or the
like, which, if not correctly performed or adhered to, could result in personal injury. Do not
proceed beyond a WARNING sign until the indicated conditions are fully understood and
met.
CAUTION
The CAUTION sign denotes a hazard. It calls attention to an operating procedure, or the
like, which, if not correctly performed or adhered to, could result in damage to or
destruction of part or all of the product. Do not proceed beyond a CAUTION sign until the
indicated conditions are fully understood and met.
NOTE
We suggest you operate the instrucment after half an hour warm machine operation to
ensure the accuracy.
The content of this manual is subject to change without notice.
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IT8500 USER MANUAL
User Manual