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产品特点：
全新六合一功能包含 (ACW,DCW,IR,GB,LLT,RUN TEST)超大型320×240 Graphic LCD 窗口可于同一画面下完整的显示所有的设定参数或量测数值测试功能确认设定(Verification)自动提示讯息功能(Prompt)快速放电线路 (专利:104990)可设定校正日期-时间的预警功能内建50组程序记忆、每一组30个测试步骤，可于一次设定连续测试全范围电压输出稳压率在1%以内键盘锁定功能内含防高压触电线路Smart GFI (专利:169000)简单易懂的人机界面缓升上限(Ramp High)设定(专利:100859)充电下限(Charge Low)设定 (专利:106128)内建PLC Remote可程序遥控界面可外接标准GPIB/RS-232界面作控制备有小电流接地阻抗检查功能(Continuity)量测速度快，准确度高可选购SPACE-9170安规自动化测试软件，经由个人计算机PC作控制技术参数
SPECIFICATIONS | |||
MODEL | 7742 | ||
AC WITHSTAND VOLTAGE | |||
Range | Resolution | Accuracy | |
Output Voltage, ACV | 0-5000 | 1 | ± (2% of setting + 5V) |
Output Frequency | 50Hz/60Hz ±100ppm, User Selection | ||
Output Waveform | Sine Wave ,THD.<2% (Resistive Load), Crest Factor = 1.3 - 1.5 | ||
Output Regulation | ± (1% of output + 5V), From no load to full load | ||
SETTINGS | |||
HI and LO-Limit (Total), current, mA | 0.000-9.999 (0=OFF) | 0.001 | ± (2% of setting + 2 counts) |
10.00-40.00 | 0.01 | ||
HI and LO-Limit (Real), current, mA | 0.000-9.999 | 0.001 | ± (3% of setting + 50μA) |
10.00-40.00 | 0.01 | ||
Ramp-Up Timer, second | 0.1 - 999.9 | 0.1 | ± (0.1% + 0.05 sec) |
Ramp-Down Timer, second | 0.0-999.9 | ||
Dwell Timer, second | 0, 0.4 - 999.9 | ||
Ground Continuity | Current: DC 0.1 A ± 0.01A, fixed | ||
Max. Ground Resistance: 1 Ω ± 0.1Ω, fixed | |||
Arc Detection | 1 - 9 ranges (9 is the most sensitivity) | ||
DC WITHSTAND VOLTAGE | |||
Output Voltage, DCV | 0 -5000 | 1 | ± (2% of setting + 5V) |
DC Output Ripple | <4 %（5KV/20mA at Resistive Load） | ||
SETTINGS | |||
HI and LO-Limit, current, μA | 0.0 - 999.9 | 0.1 | ± (2% of setting + 2 counts) |
1000 - 20000 | 1 | ||
Ramp-Up Timer, second | 0.4 - 999.9 | 0.1 | ± (0.1% + 0.05 sec) |
Ramp-Down Timer, second | 0.0, 1.0-999.9 | ||
Dwell Timer, second | 0, 0.3 - 999.9 | ||
Ramp-HI, current | >20 mA peak maximum, ON/OFF User Selection | ||
Charge-LO, current | 0.0 - 350.0 μA DC or Auto Set | ||
Discharge Time | < 200 msec | ||
Maximum Capacitive Load | 1μF < 1KV 0.08μF < 4KV | ||
0.75μF < 2KV 0.04μF < 5KV | |||
0.5μF < 3KV | |||
Ground Continuity | Current: DC 0.1 A ± 0.01A, fixed | ||
Max. Ground Resistance: 1 Ω ± 0.1Ω, fixed | |||
Arc Detection | 1 - 9 ranges (9 is the most sensitivity) | ||
INSULATION RESISTANCE | |||
Output Voltage, DCV | 50 - 1000 | 1 | ± (2% of setting + 2 counts) |
Charging Current | Maximum >20mApeak | ||
SETTINGS | |||
HI and LO-Limit, resistance, MΩ | 0.05 - 99.99 | 0.01 | Same as Resistance MEASUREMENT Accuracy |
100.0-999.9 | 0.1 | ||
1000-50000 | 1 | ± (0.1% + 0.05 sec) | |
Ramp-Up Timer, second | 0.1 – 999.9 | 0.1 | |
Ramp-Down Timer, second | 0=OFF, 1.0-999.9 | ||
Delay Timer, second | 0, 1.0 - 999.9 | ||
Charge-LO, current, μA | 0.000 - 3.500 or Auto Set | ||
GROUND BOND | |||
Output AC Current, A(7742 ) | 1.00 – 40.00 | 0.01 | ± (2 % of setting + 2 counts) |
Output Voltage, Vac | 3.00 – 8.00 | 0.01 | ± (2 % of setting + 3 counts) |
Output Frequency, Hz | 50Hz/60Hz ±100ppm, User Selection | ||
Output Regulation | ± (1% of output + 0.02A), Within maximum load limits, and over input voltage range. | ||
Maximum Loading | 1.00–10.00A/0–600mΩ, 10.01–30.00A/0–200mΩ, 30.01–40.00A/0–150mΩ | ||
SETTINGS | |||
Lead Resistance Offset, mΩ | 0-200 | 1 | 1.00-2.99A,± (3 % of setting + 3 counts ) |
HI and LO-Limit Resistance, mΩ | 0 – 150 (30.01-40.00A) | 1 | |
0 – 200 (10.01-30.00A) | |||
0 – 600 (1-10.00A) | |||
Dwell Timer, second | 0, 0.5 - 999.9 | 0.1 | ± (0.1% + 0.05 sec) |
CONTINUITY TEST | |||
Output Current, DC | 0.1A ± 0.01A, fixed | ||
SETTINGS | |||
Lead Resistance Offset, Ω | 0.00-2.00 | 0.01 | ± (3% of setting+2 counts) |
HI and LO-Limit, Resistance, Ω | 0.00 – 10.00 (0=OFF) | ||
Dwell Timer, second | 0,0.3-999.9 | 0.1 | ± (0.1% + 0.05 sec) |
Opt.734 (0 - 10kΩ) | |||
Output Current | DC 0.1A ± 0.01A,Max. | ||
SETTINGS | |||
Max-Lmt, Ω | 0.00 – 9.99 | 0.01 | ± (1% of setting+5 counts) |
10.0 – 99.9 | 0.1 | ± (1% of setting+2 counts) | |
100 – 999 | 1 | ||
1000 – 9999 | 1 | ||
Min-Lmt, Ω | 0.00 – 9.99 | 0.01 | ± (1% of setting+5 counts) |
10.0 – 99.9 | 0.1 | ± (1% of setting+2 counts) | |
100 – 999 | 1 | ||
1000 – 9999 | 1 | ||
Dwell Timer, second | 0.0, 0.3 – 999.9 | 0.1 | ± (0.1% + 0.05 sec) |
Resistance Offset, Ω | 0.00 – 2.00 | 0.01 | ± (1 % of reading + 5 counts) |
MEASUREMENT | |||
Range | Resolution | Accuracy | |
Voltage, KV(AC/DC) | 0.00-5.00 | 0.01 | ± (1.5 % of reading +1 count) |
Voltage, Vdc (IR only) | 0-1000 | 1 | ± (1.5% of reading + 2 counts) |
AC Current (Total), mA | 0.000-3.500 | 0.001 | ± (2% of reading + 2 counts) |
3.00-40.00 | 0.01 | ||
AC Current (Real), mA | 0.000-9.999 | 0.001 | ± (3% of reading + 50?A) |
10.00-40.00 | 0.01 | All Ranges PF > 0.1 , V > 250VAC | |
DC Current, μA | 0.0 - 350.0 | 0.1 | ± (2% of reading + 2 counts) |
DC Current, mA | 0.300 – 3.500 | 0.001 | |
3.00-20.00 | 0.01 | ||
AC Current, A (G.B for 7742 only) | 0.00-40.00 | 0.01 | ± (3 % of reading + 3 counts) |
Resistance, MΩ (IR) | 50-499V / 500-1000V | 50 – 499V0.05–999.9, ±(7% of reading+2 counts) | |
0.050-1.999 / 0.050-9.999 | 0.001 | 500 – 1000V | |
2.00-19.99 / 0.050-9.999 | 0.01 | 0.10–999.9, ±(2% of reading+2 counts) | |
20.0-199.9 / 100.0-999.9 | 0.1 | 1000–9999, ±(5% of reading+2 counts) | |
200-50000 / 1000-50000 | 1 | 10000–50000, ±(15% of reading+2 counts) | |
Resistance, mΩ (GB) | 0-600 | 1 | 1.00 – 2.99 A, ± (3 % of reading + 3 counts) |
3.00 – 40.00 A, ± (2 % of reading + 2 counts) | |||
Resistance, Ω (Continuity) | 0.00-10.00 | 0.01 | ± (3 % of reading + 2 counts) |
Resistance, Ω (Continuity) Opt.734 | 0.00 – 9.99 | 0.01 | ± (1% of reading+5 counts) |
10.0 – 99.9 | 0.1 | ± (1% of reading+2 counts) | |
100 – 999 | 1 | ||
1000 – 9999 | 1 | ||
GENERAL | |||
Input Voltage AC | 115/230Vac±15%, 50/60Hz ± 5%, Fuse 10A/250V Slow-Blow for 7742 Model | ||
PLC Remote Control | Input : Test, Reset, Interlock, Recall File 1 through 10 | ||
Output:- Pass, Fail, Test-in-Process | |||
Memory | 50 memories, 30 steps/memory | ||
Graphic Display | 320 x 240 Monographic LCD, 9 ranges contrast setting | ||
Safety | Built-in Smart GFI circuit,GFI trip current 450μA max, HV shut down speed: <1mS | ||
Interface | Standard RS232, Optional PrinterPort with Date and Time Stamp or GPIB (IEEE-488.2). | ||
Security | Programmable password lockout capability to avoid unauthorized access to test set-up program. | ||
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. Automatic Calibration alert function to signal operator when re-calibration is due. | ||
Environment | 0-40℃, 20-80%RH | ||
Dimensions/Net Weight |
| ||
STANDARD ACCESSORIES | |||
Power Cord(10A) | ×1 | ||
Fuses | ×2 (Including a spare contained in the fuse holder) | ||
Interlock Disable Key(1505) | ×1 | ||
Hipot Test Lead ,1.5m(1101) | ×1 | ||
Ground Bond Test Lead 40A | ×1 | ||
Ground Bond Return Lead 40A | ×1 | ||
RS232 Link Cable 1.5m(1130) | ×1 | ||
MATRIX SCANNER MODULE (Opt.736 for 7742) | |||
High Voltage Rating | 5KVAC/5KVDC | ||
High Current Rating | 40 A | ||
Number of HV Channel | 8 | ||
Number of HA Channel | 8 | ||
RUN TEST MODULE (Opt.738,Opt.739 for 7742) | |||
MEASUREMENT | |||
Range | Resolution | Accuracy | |
Voltage, Vac | 00.-277.0 | 0.1 | ± (1.5% of reading +2counts), 30.0-277.0V |
Current, Aac | 0.00-15.00 | 0.01 | ± (2.0% of reading + 2counts) |
Power, Watts | 0-4200 | 1 | ± (5% of reading + 3 counts) |
Power, Factor | 0.000-1.000 | 0.001 | ± (8% of reading + 2 counts) |
Leakage Current, mA | 0.00-10.00 | 0.01 | ± (2% of reading + 2 counts) |
MD Circuit | Leakage Current measuring resistance = 2KΩ±1% | ||
Timer, second | 0.0-999.9 | 0.1 | ± (0.1% of reading + 0.05 sec) |
SETTINGS | |||
HI and LO Limit AC Voltage, V | 0.0-277.0 | 0.1 | ± (1.5% of setting + 0.2 V), 30.0-277V |
HI and LO Limit AC Current, A | 0.00-15.00 | 0.01 | ± (2.0% of setting + 2 counts) |
HI and LO Limit AC Power, W | 0 - 4200 | 1 | ± (5.0% of setting + 3 counts) |
HI and LO Limit Power Factor | 0.000-1.000 | 0.001 | ± (8% of setting + 2 counts) |
HI and LO Limit Leakage Current | 0.00-10.00, Hi-Limit 0=OFF | 0.01 | ± (2% of setting + 2 counts) |
Delay Time, second | 0.2-999.9 | 0.1 | ± (0.1% + 0.05 sec) |
Dwell Time, second | 0, 0.1-999.9 (0=continuous) | ||
Cold Resistance | 0~10KΩ | ||
DUT POWER | |||
AC Voltage | 0 - 277.0V, Single phase unblance, 0 - 15.0A maximum | ||
Power Rating | 4200 W maximum | ||
DUT Protection | Short circuit current 23A, <3 sec, Inrush Current 68A Response time 1m sec | ||
STANDARD ACCESSORIES | |||
Power Cord(15A) | ×1 | ||
LLT Receptacle Adaptor Box20A ,1.6m(1905) | ×1 | ||
LINE LEAKAGE TEST MODULE (Opt.739 for 7742) | |||
CURRENT MEASUREMENT | |||
FrequencyRange | DC-1MHz | ||
LeakageCurrentRange (RMS) | Resolution | Accuracy (DC-100KHz) | Accuracy ( >100KHz to 1 MHz) |
0.0μA - 999.9μA | 0.1μA | ±(1.5% of reading + 3counts) | ±(5% of reading + 5μA) |
1000μA - 6000μA | 1μA | ±(1.5% of reading + 3counts) | |
LeakageCurrentRange (Peak), Opt.739 Only | Resolution | Accuracy (DC-100KHz) | Accuracy ( >100KHz to 1 MHz) |
0.0μA - 999.9μA | 0.1μA | ±(10% of reading + 2μA) | ±(10% of reading + 2μA) |
1000μA - 6000μA | 1μA | ||
LINE VOLTAGE MEASUREMENT | |||
Range | 0.0-277.0 VAC | ||
Resolution | 0.1 V | ||
Accuracy | ± (1.5% of reading +0.2V), 30.0-277.0V | ||
DUT | |||
DUT Input Power Rating | 0-277V,AC@ 15Aac max | ||
DUT Protection | Short circuit current 23A, <3 sec, Inrush Current 68A Response time 1m sec | ||
SETTINGS | |||
High/Low Limit, μA | Range 0.0 - 6000μA(0=OFF) , Resolution 0.1μA | ||
Delay Time, second | Range 0, 1.0-999.9 (0=continuous), Resolution 0.1second | ||
Compliance Standards | A UL544 Non Patient, UL484, IEC60598, UL1363 | ||
B UL544 Patient Care | |||
C UL2601-1, IEC60601-1, EN60601-1 | |||
D UL1563 | |||
E UL60950, IEC60950, IEC61010-1, IEC60335-1, IEC60990 Fig4 U2 | |||
F IEC60990 Fig5 U3 | |||
G IEC60990 Fig3 U1 | |||
MD A - G components | Accuracy: Resistance ± 1% Capacitor ± 5% | ||
MD Voltage Limit | Maximum 30V peak or 30VDC | ||
STANDARD ACCESSORIES | |||
Hipot Return Lead ,1.8m(1102) | ×2 | ||
*product specifications are subject to change without notice. | |||
| 品牌 | 华仪 | 型号 | 7742 |
| 类型 | 安规综合分析仪 | 测试范围 | 耐压AC 5KV，40mA，DC 6KV，10mA，绝缘1KV，9999MΩ， |
| 测量时间 | 999.9秒 | 测量精度 | 0.01 |
| 电源电压 | 110/220（V\HZ） |
