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The TE 500 is a microprocessor-based welding control unit for resistance welders. The task of the
welding control unit is to manage the welder components, in particular the controlled diodes that carry
out the welding current control.
It is possible to store up to 63 different welding programs, 31 of which are recalled directly from an
external device. Each program comprises 18 programmable parameters that describe the work cycle.
In addition to the plain 4-stage welding cycle, the control unit allows the running of welding processes
with pre-welding current, post-welding current, slope and pulses.
WELDING CONTROL UNIT TE 500
MAIN TECHNICAL DATA
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MADE IN ITALY
• Simplified programming via 6 keys and a backlit alphanumeric LCD.
• Synchronous control with controlled diodes, phase control current adjustment.
• Storage of 63 welding programs, 31 recallable from the outside.
• 26 programmable parameters for each program.
• Slope, pulses, pre-weld, post-weld functions and adjustment of the welding times in half-periods.
• Display of the RMS welding current measurement in kA and relative angle of conduction.
• Dual operating mode: standard and constant current.
• Welding current or angle of conduction limits.
• Double stroke function.
• Stepper function to compensate the electrodes wear with programmable curve.
• Counter for the performed welding spots.
• Compensation function of the secondary current for welding oxidized sheets and rods.
• Single and automatic cycle. WELD and NO-WELD function.
• Adjustment of first insertion delay.
• Control of 4 solenoid valves 24 Vdc max. 5 W with self-protected output.
• Auto-regulation at mains frequency 50/60 Hz.
• Serial data transmission by means of opto-isolated RS232 or RS485 ports.
• Output for optional proportional solenoid valve.
• Key for selecting foot control or two-hand control.
• Selectable languages: Italian, English, French, German and Spanish.
• Possibility of upgrading control unit Firmware via appropriate software.