Tweco Weld Sequencer - Manual (Page 58)

APPENDIX 52 Manual 0-2023
APPENDIX IV: NECESSARY CONNECTIONS - RP-1 NOT
USED WITH CS-1 WITH OR WITHOUT GS-1, WT-1 OR CP-1
TB3-1
TB3-4
TB1-1
TB3-6
TB2-1
TB2-2
28
26
15
13
16
11
24
20 Pot High
Pot Low
Wiper
10k, 2 Watt Potentiometer Should Be
Used For Remote Current Control (See Note 4)
Start Downslope (Momentary Closure)
Active When Closed (See Note 2)
Start Sequence (Momentary Closure)
Active When Closed (See Note 1)
Chassis Ground
Not System Common
A-02451
Contactor Control (See Note 3)
Contactor ON/OFF Used To Control The Contactor.
When Open The Contactor Cannot Be Energized.
NOTES
1. Contacts Must Be Open Prior To Downslope Signal.
2. Downslope Signal Not Required If WT-1 Is Used.
3. Contacts Are Off The Same Double Pole Relay
4. Wire #11 Is System Common Not Chassis Ground.
Contactor Control (See Note 3)
Contactor ON/OFF Relay Resets Control Logic
Resets Control Logic