| INPUT |
| Voltage | 115 / 230Vac ± 15% |
| Frequency | 50 / 60Hz ± 5% |
| Fuses | Fuse 6.3A / 250V Slow-Blow |
| | Range | Resolution | Accuracy |
| AC WITHSTAND VOLTAGE | |
| Output Voltage, KVAC | 0-3.50 *1 | 0.01 | ± （2% of setting + 5V） |
| Output Frequency | 50Hz/60Hz ±0.1%, User Selection |
| Output Waveform | Sine Wave , Crest Factor = 1.3 - 1.5 |
| Output Regulation | ± （1% of output + 5V）, From no load to full load |
| SETTINGS |
| HI and LO-Limit current, mA | 0.00-40.00 | 0.01 | ± （2% of setting + 2 counts） |
| Ramp Timer, second | 0.1 - 999.9 | 0.1 | ± （0.1% of setting + 0.05 sec） |
| Dwell Timer, second | 0, 0.2 - 999.9
（0=continuous） |
| Current Offset, mA | 0.00-2.00 | 0.01 | ± （2% of setting + 2 counts） |
| DUT Output | ON/OFF BY User Selection |
| Arc Detection（Option） | 1-9 ranges （9 is the most sensitivity） |
| DC WITHSTAND VOLTAGE |
| Output Voltage, KVDC | 0 - 4.00 | 0.01 | ± （2% of setting + 5V） |
| DC Output Ripple | <5 % at 4KV/5mA |
| SETTINGS |
| HI and LO-Limit current, mA | 0.00 - 5.00 | 0.01 | ± （2% of setting + 2 counts） |
| Ramp Timer, second | 0.1- 999.9 | 0.1 | ± （0.1% of setting + 0.05 sec） |
| Dwell Timer, second | 0, 0.2 - 999.9
（0=continuous） |
| Current Offset, mA | 0.00 - 0.20 | 0.01 | ± （2% of setting + 2 counts） |
| DUT Output | ON/OFF BY User Selection |
| Arc Detection（Option） | 1-9 ranges （9 is the most sensitivity） |
| Discharge Time | No capacitive Load is < 30 msec, capacitive Load is < 100 msec. |
| Maximum Capacitive Load DC Mode | 1µF < 1KV,0.5µF < 3KV,0.75µF < 2KV, 0.08µF < 4KV |
| INSULATION RESISTANCE |
| Output Voltage, DCV | 100 - 1000 | 1 | ± （2% of reading + 5 volts） |
| SETTINGS |
| HI-Limit, resistance, MΩ | 0,1 - 1000 （0 = OFF） | 1 | Same as Resistance MEASUREMENT Accuracy |
| Lo-Limit, resistance, MΩ | 1 - 1000 |
| Delay Timer, second | 0, 0.5 - 999.9
（0=continuous） | 0.1 | ± （0.1% of setting + 0.05 sec） |
| GROUND BOND |
| Output AC Current, A | 3.0 – 30.0 | 0.1 | ± （2 % of setting + 0.02A） |
| Output Voltage, Vac | AC 6 volts Max. |
| Output Frequency, Hz | 50Hz/60Hz ±0.1%, User Selection |
| Milliohm Offset | 0-100 | 1 | ± （2 % of setting + 2 counts） |
| SETTINGS |
| HI and LO-Limit Resistance, mΩ | 0 – 510 （3.0-10.0A） | 1 | ± （2 % of setting + 2 counts ） |
| 0 – 200 （10.1-25.0A） |
| 0 – 150 （25.1-30.0A） |
| Dwell Timer, second | 0, 0.5 - 999.9
（0 = continuous） | 0.1 | ± （0.1% of setting + 0.05 sec） |
| MEASUREMENT |
| | Range | Resolution | Accuracy |
| Voltage, KV（AC/DC） | 0.00 - 4.00 | 0.01 | ± （1.5 % of reading +1 count） |
| Voltage, Vdc （IR only） | 0 - 1000 | 1 | ± （1.5% of reading + 2 counts） |
| AC Current, mA | 0.00 - 40.00 | 0.01 | ± （2% of reading + 2 counts） |
| DC Current, mA | 0.00 – 5.00 | 0.01 |
| AC Current, A （G.B） | 0.0-30.0 | 0.1 | ± （3 % of reading + 3 counts） |
| Resistance, MΩ （IR） | 1-999.9 | 0.1/0.01 | 100-499V ± （7% of reading + 2 counts）
500-1000V ± （3% of reading + 2 counts） |
| Resistance, mΩ （GB） | 0-510 | 1 | ± （2 % of reading + 2 counts） |
| RUN TEST |
| DUT POWER |
| AC Voltage | 0 - 277.0V, Single phase unblance, 0 - 30.0A maximum |
| Current | 30A maximun continuous |
| Power Rating | 8400W maximum |
| DUT Protection | Short Circuit current 50A < 3 sec, Inrush Current 180A Response time 10u sec. |
| SETTINGS |
| HI and LO Limit AC Voltage, V | 0.0-277.0 | 0.1 | ± （1.5% of setting + 0.2 V）, 60.0-277V |
| HI and LO Limit AC Current, A | 0.0-30.0 | 0.1 | ± （2% of setting + 2 counts） |
| HI and LO Limit AC Power, W | 0 - 8400 | 1 | ± （5% of setting + 6 counts） |
| HI and LO Limit Power Factor | 0.000-1.000 | 0.001 | W/VA, calculated and displayed to three significant digits |
| HI and LO Limit Leakage Current | 0.0-10.00, Hi-Limit
0=OFF | 0.01 | ± （2% of setting + 2 counts） |
| Delay Time, second | 0.2-999.9 | 0.1 | ± （0.1% of setting + 0.05 sec） |
| Dwell Time, second | 0, 0.1-999.9 （0=continuous） |
| MEASUREMENT |
| | Range | Resolution | Accuracy |
| Voltage, Vac | 0.0-277.0 | 0.1 | ± （1.5% of reading + 2counts）, 60.0~277V |
| Current, Aac | 0.0-30.0 | 0.1 | ± （2% of reading + 2counts） |
| Power, Watts | 0-8400 | 1 | ± （5% of reading + 6 counts） |
| Power, Factor | 0.000-1.000 | 0.001 | W/VA, calculated and displayed to three significant digits |
| Leakage Current, mA | 0.00-10.00 | 0.01 | ± （2% of reading + 2 counts） |
| MD Circuit | Leakage Current measuring resistance = 2K Ω ±1% |
| Timer, second | 0.0-999.9 | 0.1 | ± （0.1% of reading + 0.05 sec） |
| TOUCH CURRENT TEST |
| DUT |
| DUT Input Power Rating | 0 - 277.0V, Single phase unblance, 30A maximum |
| Current | 30A maximun continuous |
| DUT Protection | Short Circuit current 50A < 3 sec, Inrush Current 180A Response time 10u sec. |
| SETTINGS |
| HI and LO Limit, µA | Range 0-6000µA, Resolution 1µA,Hi-Limit 0=OFF |
| Delay Time, second | Range 0, 1.0-999.9 （0=continous）, Resolution 0.1second. |
| Compliance Standards | A UL544 NP |
| B IEC60990 Fig4 U2 |
| X External MD（1K Ohm） |
| F Frequency check, External MD（1K Ohm） |
| Probe settings | G-L, G-N |
| CURRENT MEASUREMENT |
| Frequency Range | DC-100KHz |
| Touch current Range （RMS） | Resolution | Accuracy （DC,15-100KHz） |
| 0-6000µA | 1 | ±（2% of reading + 3counts） |
| Touch current offset | Resolution | Accuracy （DC,15-100KHz） |
| 0-2000µA | 1 | ±（2% of reading + 3counts） |
| LINE VOLTAGE MEASUREMENT |
| Range | 0.0-277.0 VAC |
| Resolution | 0.1 V |
| Accuracy | ± （1.5% of reading +0.2V）, 60.0-277.0V |
| External MD | Basic measuring element 1K Ω |
| MD A - D components | Accuracy: Resistance ± 1% Capacitance ± 5% |
| MD Voltage Limit | Maximum 30V peak or 30VDC |
| External Terminal on TC, allowing for High, Low, Open settings （Option） | Add a extemal chanel to reach P-G, S-G and P-S for hipot test. |
| | Extemal chanel | HV relay | GND relay |
| P-G | Open | ON | ON |
| S-G | High | OFF | ON |
| P-S | Low | ON | OFF |
| GENERAL |
| PLC Remote Control | Input : Test, Reset, Interlock, Recall Memory 1-6
1.Minimun 5ms Plus time for Remote Input key.
2.It need 100ms for test key - output （ACW,DCW,IR,GB）. RUN and LLT need 200ms.
3.It need 100ms for reset key - output shutdown.
4.It need 100ms for interlock - output shutdown.
5.Minimun stable data time on Memory Select input need 300ms.
6.Maximun 2ms between Memory bit changes. |
| Output:- Pass, Fail, Test-in-Process
1.Output relay contact ratings is 1A/125V
2.The output is separation output |
| Memory | 20 memories, 10 steps, step and step can link.
RUN and LLT step by step need 1.S, other need 100ms. Single step mode |
| Remote Output | provide the +24V, GND and I/O1~7 to control 67xx and 68xx AC Power Source or Transformer Box 1931 |
| Display | 20 x 2 LCD |
| LED display | BUS REM（WITH RS232）, LOCK |
| Interface | Optional RS232 |
| Security | Key Lock capability to avoid unauthorized access to all test parameters. Memory Lock capability to avoid unauthorized access to memory locations. |
| Fail stop | This allows the 7128 to be configured to continue testing after detecting a failure.All pass/fail results are displayed at the completion of the test cycle. |
| Alarm Volume Setting | Range : 0~9 ; 0=OFF, 1 is softest volume, 9 is loudest volume. |
| Calibration | Software and adjustments are made through the front panel. |
| Environment | 0-40 ℃ , 20-80%RH |
| Dimensions/Net Weight | 430mm（W）×133mm（H）×500 mm（D）/22Kg |
| STANDARD ACCESSORIES |
| Power Cord（10A） | x1 |
| Fuses | ×2 （Including a spare contained in the fuse holder） |
| Interlock Disable Key（1505） | x1 |
| Hipot Test Lead, 1.5m （1101） | x1 |
| Ground Bond Test Lead 40A, 3m（1153） | x1 |
| Ground Bond Return Lead 40A, 3m（1152） | x1 |
| LLT Receptacle Adaptor Box 30A , 1.6m（1932） | x1 |
| DUT Power Input Lead 40A, 3m（1151） | x1 |
| DUT Power Output Lead 40A, 3m（1150） | x1 |
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