Current Transducers Supply Voltage Checks - Lincoln Electric POWER WAVE S500 Service Manual

F-47
CURRENT TRANSDUCER TEST (continued)
TABLE F.14 – CURRENT TRANSDUCERS SUPPLY VOLTAGE CHECKS
DESCRIPTION
SUPPLY VOLTAGE J42 PIN 1 LEAD 216 J42 PIN 4 LEAD 218
TO MULTI-PHASE
CHOPPER
TRANSDUCER
SUPPLY VOLTAGE J42 PIN 2 LEAD 217 J42 PIN 4 LEAD 218
TO MULTI-PHASE
CHOPPER
TRANSDUCER
SUPPLY VOLTAGE J8 PIN 2 LEAD 212
TO OUTPUT
CONTROL
TRANSDUCER
SUPPLY VOLTAGE J8 PIN 3 LEAD 213
TO OUTPUT
CONTROL
TRANSDUCER
TROUBLESHOOTING AND REPAIR
TEST POINT TEST POINT
J8 PIN 6 LEAD 214
J8 PIN 6 LEAD 214
POWER WAVE
EXPECTED
READING
+15VDC
–15VDC
+15VDC
–15VDC
® S500
F-47
CONDITIONS
MACHINE "ON"
MACHINE "ON"
MACHINE "ON"
MACHINE "ON"