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| | WELD HEAT PROFILE CONTROL | DC25 | DC25/230 | UB25 | UB25/230 | |
| | Weld Pulse Control | Dual pulse with independent control of current, voltage or power on each pulse. | |
| | Programmable Weld Pulse Segments | Squeeze, upslope 1, weld 1, downslope 1, cool, upslope 2, weld 2, downslope 2, hold. | |
| | Weld Schedule Memory | Save up to 99 different weld schedules, protected from unauthorized changes. | |
| | Weld Schedule Chaining | Allows automatic linking of weld schedule sequence. | |
| | BUILT-IN WELD MONITOR FUNCTIONS | | |
| | Measurement Parameters | Current, voltage, and power on each pulse. | |
| | | Back-lit Industrial lcd displays programmed and actual weld current, voltage, or power, and upper and lower limits. | |
| | Measurement Selection | Peak or average. | |
| | Current Measurement Range/Accuracy | 0.1 - 4.0 kA, ±2% of setting or ±2 A. | 0.005 - 1.00 kA, ±2% of setting or ±2 A. | |
| | Voltage Measurement Range/Accuracy | 0.1 - 9.9 V, ±2% of setting or ±0.05 V. | 0.01 - 4.9 V, ±2% of setting or ±0.05 V. | |
| | Power Measurement Range/Accuracy | 0.1 - 9.9 kW, ±5% of setting or ±20W. | 0.01 - 4.9 kW, ±5% of setting or ±20W. | |
| | Alarms | Display alert, four user programmable AC/DC relays; audio alarm. | |
| | Programmable Weld Energy Limit | Terminates weld energy when exceeding user defined current, voltage, or power limits. | |
| | Weld Pre-Check | Inhibit second weld pulse when first test pulse exceeds user programmed limits. | |
| | Active Part conditioner | First pulse current limit in constant power. | |
| | I/O AND DATA COMMUNICATIONS | | |
| | Input | Input Isolation | All inputs and outputs are fully isolated. | |
| | Control Voltages | Selectable: +5V, +24V, sourcing or sinking inputs. | |
| | Foot Switch Initiation | 1-level foot switch, 2-level foot switch. | |
| | Firing Switch Input | Mechanical or opto firing switch. | |
| | Remote Control | Remote weld schedule select, process inhibit, emergency stop. | |
| | RS232 | Change weld schedules and individual parameters. | |
| | RS485 | Change weld schedules and individual weld parameters; "Daisy Chain" unit to unit, unit(s) to host computer. | |
| | Electrode Voltage | Weld voltage signal for voltage feedback operation (0 to 10V peak). | |
| | Output | Monitor | RS232/485 Weld data out | |
| | | 24 VAC, 1A; timing controlled by DC25 or UB25. | |
| | | Four user-programmable mechanical relays; programmable normally open or normally closed contacts: 250 VAC at 5 A; 30 VDC at 5 A. Conditions: weld, end of weld, alarm, out of limits. | |
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