QJ57 DC Double Arm Bridge
Main usage:
1. Measurement of the actual resistance of metal rods, sheets or cable conductors.
2: Check welding quality of current busbar, metal shell, etc
3: Calibration and adjustment of low resistance standard, high current shunt, power type resistor, etc
4: Switches, determination of electrical contact resistance
5: DC resistance test and heating experiment of various motor and transformer windings
Technical parameters
1: The reading range 0.01μΩ ~ 1111.10 Ω points 7 range is given
2: Table of grade indexes for different measurement limits of a bridge
3: Range factor The grade index C expressed as a percentage of the effective range
|
10³ |
0-1111.10 |
0.05 |
|
10² |
0-111.110 |
0.05 |
|
10 |
0-11.1110 |
0.05 |
|
1 |
0-1.11110 |
0.05 |
|
10-1 |
0-0.111110 |
0.05 |
|
10-2 |
0-0.0111110 |
0.2 |
|
10-3 |
0-0.0011110 |
2 |
ZC36 Insulation Resistance Tester
Application:
The tester is used for measuring insulation resistance of insulating materials, electrical products and various components; Supported by constant temperature water bath, also can measure the different temperature of plastic wire and cable insulation resistance (no shielding layer), the instrument has high measuring accuracy, stable performance ,simple operation and the advantages of high voltage short circuit input end. The maximum resistance value: 1017 .
PC36C DC Resistance Tester
Features :
PC36C DC resistance tester is a 5 bit semi-desktop digital DC resistance tester composed of high stability and precision constant current source, high precision digital voltmeter with self-calibration and CPU microprocessor.
basic parameters
|
Model |
PC363 | PC363E |
|
Measuring |
0.01µΩ-200Ω |
|
|
Multiplier current measurement |
0.7071:1.001:1.411 |
|
| Bidirectional current measurement |
current commutating device, can be positive ~ reverse current measurement |
|
|
Resistance temperature correction |
15-25° (manual input ambient temperature) |
0-40°(automatic temperature measurement |
|
Display |
4 1/2 digital display, measurement results display,range display, unit display, measurement function display, measurement status display, temperature display material temperature coefficient display, with backlight display |
|
| Accuracy level |
0.04 level 0.05 level 0.1 level |
|
|
power |
AC220V | |
|
power consumption |
80VA | |
|
Weight |
12kg | |
|
Dimensions |
360*133*400(W*H*D) mm | |
QJ57B Intelligent Resistance Tester
Functions and features:
1. The instrument can achieve the highest accuracy of 0 – 2.5 m Ω level resistance test.
2. The test results can be saved automatically and can be queried at any time. The maximum number of data can be saved is 20 groups.
3. Provide calibration function, can use standard resistors for digital calibration at any time, so that the measurement display value and the standard value are consistent.
4. 1 m Ω – 1MΩ automatic shift prediction, a total of ten levels measured automatically choose the suitable gear, no manual.
5. The function of testing length for Wire and cable, just access to both ends of the wire and cable, you can measure the length of the whole plate of wire and cable.
6. 0.01MA-2A totally of 8 current automatic switching, providing constant current source, voltage testing functions.
7. Constant current measurement function is suitable for motor transformer, inductance coil resistance test.
8. Power input AC220W
9. Performance indicators
|
Test range |
0-2.5 M Ω |
|
minimum resolution |
0.01μΩ |
|
Accuracy |
0.05 |
|
Current Measuring |
0.001 mA, 0.01 mA,, 0.1 mA, 1mA, 10mA ,0.1 A, 1 A, 2 A tolal 8 levels |
|
Measuring gear |
1 m Ω - 1 MΩ level 10 |
|
Constant current source output |
Same measurement current |
|
Measurement method |
four terminal method |
|
Data storage |
200pc (can be increased according to the need) |
|
Overall Dimensions |
W258*H206*D106(mm) |
QJ36C LCD Digital Display ConductorIntelligent Resistance Tester
Features :
Measure the DC resistance of wires and cables resistor resistance and connector contact resistance. Measuring temperature, measuring cable length ,measuring voltage constant current source , measuring low -voltage set of grounding resistance.
Measuring voltage, transformer coil resistance wide range of resistance measurement, ten levels of gear measurement, Eight levels measuring current automatic conversion ,ten levels of grading calibration, automatic conversion of resistance temperature coefficient .
Forward and reverse measurement.
Main technical parameters:
|
Resistance measurement index |
Measuring range: 0.01μΩ - 2.5 M Ω accuracy: 0.05% level (calibration) |
|
Constant current index |
Constant current gear: 1μA, 10μA, 100μA, 1mA, 10mA, 0.1A, 1A, 10A |
|
Voltmeter measurement |
Indicator measurement range: 0 - 2.5V measurement accuracy: ±0.02% |
|
constant current mode |
Indicator measurement current: 100μA, 1mA, 10mA, 0.1A, 1A, 10A |
|
Temperature measurement index |
Temperature measurement range: 0-70 ℃ (expandable) Precision: ±0.1℃(modifiable) |
|
Measuring accuracy of length |
measurement index :0.5% |
|
data storage store |
100 pieces of data |