Lincoln Electric POWER WAVE STT Operator's Manual page 17

POWER WAVE ® STT ® MODULE
CASE BACK DESCRIPTIONS
1. ArcLink ® Pigtail – Connects directly to the ArcLink
2. Differential I/O Pigtail – Connects directly to the Differential I/O output receptacle on the rear of the power source.
3. Differential I/O (Sync Tandem) Output – Supports Synchronized Tandem MIG Welding with other compatible power sources. Note:
This feature is not compatible with the STT
4. ArcLink ® (Out) – Available on the standard model only. Provides an ArcLink
wire feeders.
STT ® MODULE CASE BACK
® Out receptacle on the rear of the power source.
process, and is therefore disabled when using STT
®
B-3
weld modes.
®
® pass through connection for all compatible ArcLink
OPERATION
®