Intertron Model 302C

3 Phase Resistance Welding Controller

Interior of the 302C Control
Features:
  • 3 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
  • Programmable Weld PSI
  • Programmable Forge PSI
  • Programmable Hi-Low Limit Weld PSI
  • Programmable Hi-Low Limit Forge PSI
  • Programmable Motor Speed
  • Programmable First Spot Heat % In Seam
  • Intermittent Drive Motor On/Off Control
  • 5 Years Memory Retention Without Power
  • Scanner Interlock
  • RS232 Interface
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 300 Amps to 3200 Amps
  • Ignition 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
  • Dual Pilot Air Pressure Regulator
  • Dual Air Volume Booster 150 CFM
  • DC Motor Controller 0 – 90 V or 0 – 180 V .5 HP to 2 HP
  • Retraction and Two Stage Foot Switch Input
  • Floating Input/Output to Central Interlock Scanner
  • Visual Peripheral Diagnostics
  • RS232 Connector to Upload and Download Weld Schedules to Laptop
  • 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
  • Operating Temperature: 0-50 Degrees Centigrade
  • Cabinet Dimensions: 14″ x 14″ x 6″ (H x W x D)
Timing Functions
  • tip travel time : 00-99
  • precompression time : 00-99
  • squeeze time : 00-99
  • impulses : 00-99
  • cool time : 00-99
  • forge delay time : 00-99
  • heat time : 00-99
  • heat % : 00-99
  • heat decay time : 00-99
  • heat decay % : 00-99
  • hold time : 00-99
  • off time : 00-99
  • weld PSI : 00-99
  • forge PSI : 00-99
  • motor speed : 00-99
  • first spot in seam : 00-99
Intertron Products:
Single Phase:

100 | PC100 | 105 | 108

109A | IN200/300 | 375 | 1000

Three Phase:

301B | 302A | 302C | 375

MODEL 325A
REMOTE CONTROL BOX

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