Safety symbols – HMC Electronics MDL Series BK Precision DC Electronic Load System Module User Manual
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DO NOT SERVICE OR ADJUST ALONE
Do not try to do some 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
Attention (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.
Documentation Provided By HMC Electronics
33 Springdale Ave. Canton, MA 02021
(800) 482-4440