WS2003 Cascade

Constant Current Controls with up to 16 SCRs

Capabilities

• Individual calibration files for each SCR
• Current Monitoring: High/Low limits and Pre-limit
• Easy calibration to external monitor; Primary or Secondary sensors
• Force Monitoring: High/Low limits in lbf and kN
• Easy calibration to external force gauge

Options

• Fieldbus adapters – Profibus, Interbus, DeviceNet
• 10/100Base-T Ethernet Adapter
• 3-phase Adapter
• Medium Frequency Adapter
• Isolation Contactors
• Earth-leakage Detector
• Two-hand Start
• WSP3 hand-held Programming Pendant

Features

• Configure to fire 2 SCRs up to 16 SCRs using one timer
• Welding modes: Single, Repeat & Half Cycle Spot, Single or Repeat, Seam, Dual Seam or Roll Spot
• 64 weld programs
• Constant Current – program weld current in kA
• Programmable Force in lbf/kN (4-20 mA or 0-10 VDC)
• Internal or binary program selection
• Fault output with selectable Head-lock function
• Weld History Log keeps last 64 welds
• Wait for pressure function before weld
• Upslope and Downslope
• 16 inputs (24 VDC) – extended on Cascade/Multi-Valve
• 12 outputs + SCR pulse drive (24 VDC can drive 110 VAC loads) – configure up to 16 SCRs
• End of Sequence output
• 3 modes of Retraction + Air/Oil (OHMA gun compatible)
• Weld Counter
• Stepper function with pre-set curves and end-blocking for up to 16 electrodes
• Machine Logic Sequencer
• Programmable outputs
• RS232 port for pendant or PC connection

Software

WS98-2003 PC Programming Software