Application cases

7742 safety comprehensive analyzer



Main features:

●320× 240 large screen LCD

● Panel locking function to ensure test safety

● 50 groups of panel settings can be stored, and each group has 30 steps

● All set test results are displayed on the same screen

● Low voltage startup test unit can be selected for seven in one function test

● Six in one function, including AC withstand voltage, DC withstand voltage, insulation resistance, grounding resistance, leakage current and power measurement

Specifications:
1、 AC Withstand Voltage
 
 
Range
resolving power
Accuracy
 
Output voltage, ACV
0-5000
one
± (2% set value+5V)
 
frequency
50Hz/60Hz ± 0.1%, User Selection
 
wave form
Sine wave, THD& lt; 2% (resistive load), Crest Factor=1.3 - 1.5
 
Output adjustment rate
± (1%  output+5V), from no-load to full load
 
set up
 
Upper/lower limit (Total), current, mA
0.000-9.999 (0=F)
zero point zero zero one
± (2% set value+2 words)
 
10.00-40.00mA
zero point zero one
 
Upper/lower limit (Real),

Current, mA
0.000-9.999
zero point zero zero one
± (3% set value+50µ A)
 
10.00-40.00mA
zero point zero one
 
Ramp up time, second
0.1 - 999.9
zero point one
± (0.1%+ 0.05 sec)
 
Ramp down time, second
0.0-999.9
 
Test time second
0, 0.4 - 999.9 (0=continuous)
 
Arc detection
1 – 9th gear (9 is the most sensitive)
 
2、 DC Withstand Voltage
 
Output voltage, DCV
0 -5000
one
± (2% set value+5V)
 
Ripple
< 4% (5KV/20mA resistive load)
 
set up
 
Upper/lower limit current,µ A
0.0 - 999.9
zero point one
± (2% set value+2 words)
1000 - 20000
one
Ramp up time, second
0.4 - 999.9
zero point one
± (0.1%+ 0.05 sec)
Ramp down time, second
0.0, 1.0-999.9
 
± (0.1%+ 0.05 sec)
Test time, second
0, 0.3 - 999.9 (0=continuous)
zero point one
Slow rise upper limit current
> 20 mA peak maximum, ON/F User Selection
Lower limit of charging current
0.0 - 350.0 µ A DC or Auto Set
Discharge time
≦ 200 msec
Maximum capacitive load
1µ F < 1KV 0.08µ F < 4KV
0.75µ F < 2KV 0.04µ F < 5KV
0.5µ F < 3KV
Arc detection
1 – 9th gear (9 is the most sensitive)
3、 Insulation resistance
 
Output voltage, DCV
50 - 1000
one
± (2% set value+2 words)
 
Charging current
Maximum > 20mApeak
 
set up
 
Upper/lower limit resistance, MΩ
0.05 - 99.99

(HI – Limit: 0 = F)
zero point zero one
Measurement accuracy of the same resistance
 
100.0-999.9
zero point one
 
1000-50000 MΩ
one
 
Ramp up time, second
0.1 – nine hundred and ninety-nine point nine
zero point one
± (0.1%+ 0.05 sec)
 
Ramp down time, second
0=F, 1.0-999.9
 
Test time, second
0, 1.0 - 999.9 (0=continuous)
 
Lower limit of charging current,µ A
0.000 - 3.500 or Auto Set
 
4、 GROUND BOND
 
Output current, Aac
1.00 – forty
zero point zero one
± (2% set value+2 words)
 
Output voltage, Vac
3.00 – eight
zero point zero one
± (2% set value+3 words)
 
Frequency, Hz
50Hz/60Hz ± 0.1%, optional
 
Output adjustment rate
± (1% output value+0.02A)
 
Maximum resistance
1.00– 10.00A/0– 600mΩ, 10.01– 30.00A/0– 200mΩ, 30.01– 40.00A/0– 150mΩ
 
set up
 
Lead resistance compensation, mΩ
0-200
one
1.00-2.99A,± (3% set value+3 words)

3.00 - 30A,± (2% set value+2 words)

3.00 - 40A,± (2% set value+2 words)
 
Upper/lower limit resistance, mΩ
0 – 150 (30.01-40.00A)
one
 
0 – 200 (10.01-30.00A)
 
0 – 600 (1-10.00A)
 
Test time, second
0, 0.5 - 999.9 (0=continuous)
zero point one
± (0.1% + 0.05 sec)
 
5、 LEAKAGE CURRENT TEST
 
Current measurement
 
frequency range
DC-1MHz
 
Leakage current (RMS)
resolving power
Accuracy (DC-100KHz)
Accuracy (> 100KHz to 1 MHz)
 
0.0µ A-999.9µ A
0.1µ A
± (1.5% read value+3 words)
± (5% read value+5µ A)
 
1000µ A-6000µ A
1µ A
± (1.5% read value+3 words)
 
Voltage measurement
 
Range
0.0-277.0 VAC
 
resolving power
0.1 V
 
Accuracy
± (1.5%  read value+0.2V), 30.0-277.0V
 
output
 
Input power of tested object
0 - 277.0 V, single phase, 0 - 15.0 A max
 
Output protection
Short circuit current 23A,< 3 sec, inrush current 68A, response time 1m sec
 
set up
 
Upper/lower limit current,µ A
Range 0.0 - 6000µ A (0=OFF), resolution 0.1µ A
 
Test time (second)
Range 0, 1.0-999.9 (0=continuous), resolution 0.1second
 
Analog impedance circuit
Accuracy: resistance± 1% capacitor± 5%
 
6、 Power measurement
 
Voltage, Vac
00.-277.0
zero point one
± (1.5% read value+2 words), 30.0-277.0V
 
Current, Aac
0.00-15.00
zero point zero one
± (2.0% read value+2 words)
 
Power, Watts
0-4200
one
± (5% read value+3 words)
 
Power factor
0.000-1.000
zero point zero zero one
± (8% read value+2 characters)
 
Time, second
0.0-999.9
zero point one
± (0.1% read value+0.05 sec)
 
set up
 
Upper/lower limit voltage, Vac
0.0-277.0
zero point one
± (1.5% set value+0.2 V), 30.0-277 V
 
Upper/lower limit current, Aac
0.00-15.00
zero point zero one
± (2.0% set value+2 words)
 
Upper/lower limit power, Wac
0 - 4200
one
± (5.0% set value+3 words)
 
Upper/lower power factor
0.000-1.000
zero point zero zero one
± (8% set value+2 words)
 
Delay time, second
0.2-999.9
zero point zero zero one
± (0.1% set value+0.05 sec)
 
Test time, second
0, 0.1-999.9(0=continuous)
zero point one
 
Output power measurement
 
Input voltage of tested object
0 - 277.0 V, single phase, 0 - 15.0 A max
Tested object power
4200 W (maximum allowable value)
Output protection
Short circuit current 23A,< 3 sec, inrush current 68A, response time 1m sec
 
General specifications
 
 
Input voltage (AC)
115/230Vac± 15%, 50/60Hz ± 5%, Fuse 10A
 
 
PLC remote control
Enter : Test, Reset, Interlock, Recall File 1 through 10
 
 
Output:& nbsp; Output:- Pass, Fail, Test-in-Process
 
 
storage
50  Group, 30 steps/group
 
 
Monitor Specifications
320 x 240  LCD display
 
 
Keyguard
Prevent random change of parameters
 
 
calibration
Panel input software correction
 
 
inspect
Whether the POST function is normal
 
 
work environment
0-40℃, 20-80%RH
 
 
Size/weight
432× 147× 500mm/30KG