User manual

U1190A Series User’s Guide III
Safety Symbols
The following symbols on the instrument and in the documentation
indicate precautions which must be taken to maintain safe operation of
the instrument.
DC (Direct current or voltage)
Caution, risk of danger (refer to this manual
for specific Warning or Caution information)
AC (Alternating current or voltage)
Application around and removal from
HAZARDOUS LIVE conductors is permitted
Both direct and alternating current
U1191A/U1192A: Maximum allowable
current measurement is 400 A
Earth (ground) terminal
U1193A/U1194A: Maximum allowable
current measurement is 600 A
Equipment protected throughout by
double insulation or reinforced
insulation
Category III 600 V overvoltage protection
Caution, risk of electric shock Category IV 300 V overvoltage protection
400 A
MAX
600 A
MAX
CAT III
600 V
CAT IV
300 V
U119XA UG.book Page III Thursday, September 15, 2011 4:03 PM