User guide

TM-428 Page 29 Miller Legend
6-13. Optional Remote Capacitor Board PC5 T esting Information Effective W ith Serial No.
KD346698
Ref. ST-800 698-A / SA-156 026-C
Be sure plugs are secure before
testing. See Section 6-14 for spe-
cific
values during testing.
1 Capacitor Board PC5
2 Remote 14 Receptacle RC1
3 Receptacle RC2
4T
erminal K
T est Equipment Needed:
43
1
2
6-14. Optional Remote Capacitor Board PC5 Test Point Values Effective With Serial No.
KD346698
PC5 Voltage Readings
a) Tolerance –
±10% unless
specified
b) Reference
– to circuit com -
mon (lead 33) unless noted
Receptacle Pin Value
RC1 A Contact closure to pin B completes the dc contactor control circuit
B +15 volts dc output
C Command reference, +4.5 volts dc output
D Remote control circuit command
E Input command signal from potentiometer wiper , 0 to +4.5 volts dc input
K Chassis ground (lead 33)
RC2 1 Remote control circuit common
2 Command reference, +4.5 volts dc input
3 +15 volts dc input
4 Command signal from potentiometer wiper , 0 to +4.5 volts dc output
5 Not used
6 Contact closure to pin 3 completes contactor control circuit
Terminal K Chassis ground (lead 33)