3 Phase Resistance Welding Controller
FEATURES 
-
Phase Frequency Converter
- 3 Phase Rectified D.C. Spot Weld
– Seam Weld – Rollspot Weld - Fully Programmable 16 Weld Schedules
- Pulsating Heat Control
- Programmable Forge Control
- Intermittent Drive Motor On/Off Control
- 5 Years Memory Retention Without Power
- Scanner Interlock
PERFORMANCE
- Absolute Repeatability
- Quartz Crystal Accuracy
- Space Age Design and Rugged Construction
SPECIFICATIONS
- INPUT POWER: 200 VAC to 480 VAC 60 Hz
- AC OUTPUT TO VALVES: 115 VAC 150 VA
- Solid State Contactors Available in Ranges from 1200 Amps to 3200 Amps
- Ignitron Firing Module to Fire Ignitrons Size A through E
- Solid State Relay to Operate Squeeze Valve in Spot – Seam – Rollspot Mode
- Solid State Relay to Turn On Motor or Air Brake in Seam or Rollspot Mode
- Emergency Halt Input
- Retraction and Two Stage Foot Switch Input
- Opto Isolation Input/Output to Central Interlock Scanner
- Visual Peripheral Diagnostics
- Remote Control Box Model 325A with the following switches: Repeat, Weld, Tip Dress, Positive – Alternate – Negative Polarity, Seam – Spot – Roll, Next Weld Schedule (quick selection between two weld schedules), Program Lock Key, One of Sixteen Weld Schedule Selector Switch
TIMING FUNCTIONS
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MODEL 325A
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