內置監控的線性直流點焊控制——DC25

 

  • 超快速的閉環控制能力
  • 實時反饋
  • 上升時間超短
  • 內置監控器
  • 單相電源
  • 圖形監控器屏幕
  • 有效部件調節(APC)

 

The DC25 Linear DC resistance welding control is ideal for microjoining applications which require exceptional control and highest quality throughput. Weld energy may be programmed in current, voltage, or power in increments as short as .01 milliseconds.

 

Specification :

MODEL NUMBER

DC25

DC25/230

UB25

UB25/230

Nominal Line Voltage (Single Phase)

115 VAC 50/60 Hz

230 VAC 50/60 Hz

115 VAC 50/60 Hz

230 VAC 50/60 Hz

Line Voltage Range

+15% / -10%

+15% / -10%

+15% / -10%

+15% / -10%

Repetition Rate

20kW @ 1 weld/sec for 10 msec (per weld)

5kW @ 1 weld/sec for 10 msec (per weld)

Setting Ranges:               Current
                                            Voltage
                                            Power

100A - 4000A
0.1V - 9.9V
0.1kW - 9.9kW

5A – 1000A
0.01V – 4.9V
0.01kW – 4.9kW

Peak:                                  Current
                                            Voltage
                                            Power

4000 amps
15V
40kW

1000 amps
9V
10kW

Output Regulation versus Line Voltage Variance

2%

2%

Output Regulation versus Load Resistance Variance

2%

2%

Output Repeatability Current, Voltage, Power ± of Setting

2%

2%

Weld Period Ranges

Ranges

Resolution (steps)

Ranges

Resolution (steps)

First / Second Pulse (msec.) – Ranges Scale

0.01 - 0.99 / 1.0 - 9.9

0.01 / 0.1

0.01-0.99 / 1.0-9.9 / 10-99

0.01 / 0.1 / 1

Upslope / Downslope Periods (msec.) – Ranges Scale

0.01 - 0.99 / 1.0 - 9.9

0.01 / 0.1

0.01-0.99 / 1.0-9.9 / 10-99

0.01 / 0.1 / 1

Output Accuracy

+/-2% of setting plus 2A, .05V or 20W

PHYSICAL CHARACTERISTICS

Dimensions  L x W x H Inches (mm)

20.5 x 9.25 x 12.75 (521 x 235 x 324)

Weight Lbs (Kg)

52 (24)

 

Features :

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.

Graphic Display

Back-lit LCD displays programmed  and actual weld current, voltage, or power, and upper and lower limits.

Measurement Selection

Peak or average.

Current Measurement Range/Accuracy
Voltage Measurement Range/Accuracy
Power Measurement Range/Accuracy

0.1 – 4.0 kA, ±2% of setting ±2 A.
0.1 – 9.9 V, ±2% of setting ±0.05 V.
0.1 – 9.9 kW, ±5% of setting ±20W.

0.005 – 1.00 kA, ±2% of setting ±2 A.
0.01 – 4.9 V, ±2% of setting ±0.05 V.
0.01 – 4.9 kW, ±5% of setting ±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

Weld Head Air Valve Driver

24 VAC, 1A; timing controlled by DC25 or UB25.

Alarm Relays

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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