Overview

The IS Series Mid-Frequency Inverter Resistance Welding Control units are designed for precise resistance welding applications, offering robust control and monitoring features suitable for a wide range of welding tasks from small electronic components to heavy sheet metal and copper bus bars.

Key Features

• Output Capacity: Available in 800 amp and 1400 amp primary output models.
• Weld Control Modes: Six selectable modes including primary limit, primary and secondary RMS, power RMS, voltage control, and pulse percent control.
• Triple Pulse Weld Profile: Supports up to three pulses per weld cycle with up to 19 pulsations per weld segment, allowing flexible and customizable weld profiles.
• Monitoring Capabilities: Built-in monitors for current, voltage, power, pulse percentage, with optional displacement and force monitoring for enhanced process control.
• Protection and Diagnostics: Primary short circuit protection, pre-weld check process tool, and I/O check screen for system integrity verification.
• Communication and Integration: RS232 standard communication with optional RS485, cascade options supporting 5 and 7 way cascades.
• Enclosure and Termination: NEMA style enclosures with wire and braided cable termination options, commutator fusing, and sheet metal welding compatibility.

Technical Specifications

Control and Timing Parameters

• Supports up to 255 weld schedules selectable via pendant or external I/O.
• Time settings include squeeze delay, squeeze, upslope (1-3), weld (1-3), cool (1-2), downslope (1-3), hold, off time, and pulsation settings.
• Pulsation range: 1 to 19 pulsations per weld segment.
• Transformer turns ratio adjustable from 1.0 to 199.9.
• Valve control supports 2 to 6 valves.
• Control gain adjustable from 1 to 9; stepper count from 1 to 9 steps; up/down ratio from 50% to 200%.
• Weld count monitor and preset count range from 0 to 9999.

Options and Additional Features

• Optional RS-485 communication interface (RS-232 standard).
• 24 VDC valve option available (115 VAC standard).
• CE filter rated at 2 amps.
• Isolation contactors rated at 5 amps.
• Valve transformer options: 250 VA (standard 150 VA).

Applications

Typical applications include wire termination, braided cable termination, commutator fusing, and sheet metal welding, demonstrating versatility across various industrial welding needs.

Manufacturer and Support

Produced by Amada Miyachi America, Inc., an ISO 9001 certified company offering 24/7 repair service. Contact and regional sales offices are available worldwide including Americas, Europe, and Asia.

Summary

The IS Series welding controls provide advanced, flexible, and reliable resistance welding solutions with extensive control modes, monitoring capabilities, and customizable weld profiles. Their wide current range and optional features make them suitable for diverse welding applications requiring precision and process control.