Tweco 51 with SL100SV CutMaster - Manual (Page 155)

Manual 0-4640 A-23 APPENDIX
A
Logic Board Signals
P1-1 +12vdc from Main PCB
P1-2 +12vdc from Main PCB
P1-3 Ground
P1-4 Ground
P1-5 Logic Low - W1 on Signal
P1-6 Ground
P1-7 RUN / RAPID AUTO RESTART / SET Signal Logic
Low for SET
P1-8 Logic Low = Pressure good signal
P1-9 Overtemp Signal (Logic Low)
P1-10 Ground
P1-11 Ground
P1-12 Ground
P1-13 28VAC
P1-14 Logic Low = Gas on Signal to Main PCB
P1-15 Logic Low = CSR Signal from Main PCB
P1-16 Ground
P1-17 Logic Low = DC OK Signal to Main PCB
P1-18 Logic Low = OVERTEMP Signal to Main PCB
P1-19 Logic Low = AC OK Signal to Main PCB
P1-20 Return for Torch Switch
P1-21 Logic Low = Torch Switch Signal
P1-22 +12 vdc
P1-23 To Current Control Pot
P1-24 Current Control
P1-25 Current Control Return
P1-26 Gate Drive B Return
P1-27 Gate Drive B Signal
P1-28 Gate Drive A Return
P1-29 Gate Drive A Signal
P1-30 (-) Output Signal
P1-31 Current Sense Signal
P1-32 Current Sense Signal
P1-33 Current Sense Return
P1-34 Current Sense Return
P1-35 ISense
P1-36 Tip
TP1 Logic Ground
TP2 DC OK Signal
TP3 CSR Signal
TP4 PWM Fault Shutdown
TP5 Demand Signal
TP6 Overtemp Fault
TP7 (-) Output Signal
TP8 Gate Drive A Signal
TP9 Gate Drive A Return
TP10 Gate Drive B Signal
INDICATOR LED:
D8
Inverter On