1. Summary
TD2100 is a device specially used to test DC shunt. It adopts modular design and is composed of multi meter position verification platform, DC high current standard source, precision DC voltmeter, multi-function measurement and control unit, verification software, etc. It can be widely used in all levels of measurement departments and power departments to verify various DC diverters for measurement, and it is also suitable for manufacturers to quickly inspect products.
2. Features
• Accuracy: class 0.02/0.05
• DC standard current: 0.5 A ~ 600 A
• Precision DC voltage measurement: 100 μV~ 11 V
• Resistance measurement range: 200 nΩ~6 Ω
• 3/6/12 meter positions DC shunt calibration table can be selected。
• Constant current source mode is adopted for measurement.
• Shunts manual/automatic crimping device is optional.
• Measure the resistance value and basic error of the shunt, and draw R (I) and R (t) curves。
• Optional temperature measurement function, recording the highest temperature point and thermal balance time of the shunt.
• Professional test software (option)
3. Main Applications
☆ Verification of DC Shunt |
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• DC Standard High Current Source: The maximum output is 600 A, which can be used as the primary current input of DC shunt. • Precision DC voltage measurement: The support voltage input range is 100 μ V~11V, used to measure the secondary output voltage of the shunt. • Verification and test of DC shunt: the resistance value and basic error of the shunt can be measured, and R (I) and R (t) curves can be drawn. |
4. Functional Features
☆High Accuracy and Stability of Current Output |
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• Precise integrated circuit devices are used to ensure the long-term accuracy of the system. • Adopt the design principle of closed-loop negative feedback system to ensure the stability of output. |
☆Manual Crimping Device (Option) |
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• Manual crimping device (option): Manually press the current terminal of the shunt to be tested, and connect it with the current source to form a current loop; With precise DC voltage measurement function, it can complete the verification of DC shunt; |
☆Automatic Crimping Device (Option) |
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• Automatic crimping device (option): Automatically press the current terminal of the shunt to be tested, and connect it with the current source to form a current loop; With precise DC voltage measurement function, it can complete the verification of DC shunt; |
☆ Professional Test Software |
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• With RS232 communication interface, software functions can be customized according to customer needs |
5. Specifications
5.1 DC current output DCI
Range | Short-term Stability (% / min) | Accuracy ( ± ppm of reading + ppm of range) [1] | Maximum load (V) | ||
Class 0.05 | Class 0.02 | Class 0.05 | Class 0.02 | ||
5 A | 0.005 | 0.003 | 120 + 80 | 60 + 40 | 4 |
10 A | 0.005 | 0.003 | 120 + 80 | 60 + 40 | 4 |
20 A | 0.005 | 0.003 | 120 + 80 | 60 + 40 | 4 |
50 A | 0.005 | 0.003 | 120 + 80 | 60 + 40 | 4 |
100 A | 0.005 | 0.003 | 120 + 80 | 60 + 40 | 4 |
200 A | 0.005 | 0.003 | 120 + 80 | 60 + 40 | 4 |
500 A | 0.005 | 0.003 | 120 + 80 | 60 + 40 | 4 |
Note [1] : (ppm = parts per million) (e.g., 10ppm = 0.001%). | |||||
• Output range: 0.5A～600 A, Ripple coefficient: < 0.1 %
• 7-digits display, Regulating fineness: 0.001%*RG
• Protection function: Open circuit protection, Overload protection
5.2 DC voltage measurement
Range | Accuracy ( ± ppm of reading + ppm of range) | Temperature coefficient @ (15~30) °C (ppm*RG/°C) | ||
Class 0.05 | Class 0.02 | Class 0.05 | Class 0.02 | |
1 mV | 150 + 1 | 80 + 0.5 | <30 | <15 |
10 mV | 150 + 3 | 80 + 1.5 | <10 | <5 |
100 mV | 150 + 10 | 80 + 5 | <10 | <5 |
1 V | 150 + 20 | 80 + 10 | <5 | <2 |
10 V | 150 + 100 | 80 + 50 | <5 | <2 |
• Measuring range: ± (100 μV~11 V), Manual/automatic range switching, 7-digits display
• Input resistance: >1 GΩ, Input protection: 50 Vpk, continuously
5.3 DC resistance measurement
Test current | Voltage range | Measuring range of resistance | Accuracy @ Full scale voltage value② | |
0.05 | 0.02 | |||
5 A | (0.1~1) mV | 20 μΩ ≤ R ≤ 200 μΩ | 0.135% | 0.068% |
(1~10) mV | 200 μΩ < R ≤ 2 mΩ | 0.065% | 0.033% | |
(10~100) mV | 2 mΩ < R ≤ 20 mΩ | 0.045% | 0.023% | |
(0.1~1) V | 20 mΩ < R ≤ 200 mΩ | 0.037% | 0.019% | |
(1~3) V | 200 mΩ < R ≤600 mΩ | 0.036% | 0.019% | |
10 A | (0.1~1) mV | 10 μΩ ≤ R ≤ 100 μΩ | 0.135% | 0.068% |
(1~10) mV | 100 μΩ < R ≤ 1 mΩ | 0.065% | 0.033% | |
(10~100) mV | 1 mΩ < R ≤ 10 mΩ | 0.045% | 0.023% | |
(0.1~1) V | 10 mΩ < R ≤ 100 mΩ | 0.037% | 0.019% | |
(1~3) V | 100 mΩ < R ≤300 mΩ | 0.036% | 0.019% | |
20 A | (0.1~1) mV | 5 μΩ ≤ R ≤ 50 μΩ | 0.135% | 0.068% |
(1~10) mV | 50 μΩ < R ≤ 500 μΩ | 0.065% | 0.033% | |
(10~100) mV | 500 μΩ < R ≤ 5 mΩ | 0.045% | 0.023% | |
(0.1~1) V | 5 mΩ < R ≤ 50 mΩ | 0.037% | 0.019% | |
(1~3) V | 50 mΩ < R ≤ 150 mΩ | 0.036% | 0.019% | |
50 A | (0.1~1) mV | 2 μΩ ≤ R ≤ 20 μΩ | 0.135% | 0.068% |
(1~10) mV | 20 μΩ < R ≤ 200 μΩ | 0.065% | 0.033% | |
(10~100) mV | 200 μΩ < R ≤ 2 mΩ | 0.045% | 0.023% | |
(0.1~1) V | 2 mΩ < R ≤ 20 mΩ | 0.037% | 0.019% | |
(1~3) V | 20 mΩ < R ≤ 60 mΩ | 0.036% | 0.019% | |
100 A | (0.1~1) mV | 1 μΩ ≤ R ≤ 10 μΩ | 0.135% | 0.068% |
(1~10) mV | 10 μΩ < R ≤ 100 μΩ | 0.065% | 0.033% | |
(10~100) mV | 100 μΩ < R ≤ 1 mΩ | 0.045% | 0.023% | |
(0.1~1) V | 1 mΩ < R ≤ 10 mΩ | 0.037% | 0.019% | |
(1~3) V | 10 mΩ < R ≤ 30 mΩ | 0.036% | 0.019% | |
200 A | (0.1~1) mV | 500 nΩ ≤ R ≤ 5 μΩ | 0.135% | 0.068% |
(1~10) mV | 5 μΩ < R ≤ 50 μΩ | 0.065% | 0.033% | |
(10~100) mV | 50 μΩ < R ≤ 500 μΩ | 0.045% | 0.023% | |
(0.1~1) V | 500 μΩ < R ≤ 5 mΩ | 0.037% | 0.019% | |
(1~3) V | 5 mΩ< R ≤ 15 mΩ | 0.036% | 0.019% | |
500 A | (0.1~1) mV | 200 nΩ ≤ R ≤ 2 μΩ | 0.135% | 0.068% |
(1~10) mV | 2 μΩ < R ≤ 20 μΩ | 0.065% | 0.033% | |
(10~100) mV | 20 μΩ < R ≤ 200 μΩ | 0.045% | 0.023% | |
(0.1~1) V | 200 μΩ < R ≤ 2 mΩ | 0.037% | 0.019% | |
(1~3) V | 2 mΩ< R ≤ 6 mΩ | 0.036% | 0.019% | |
Note ②: The uncertainty of resistance measurement corresponding to other voltage values=(∆ U/U0+∆ I/I0), U0 and I0 are the reading values of current voltage and current respectively, ∆ U and ∆ I are the absolute error values of current measured voltage and current respectively | ||||
• Measuring range of resistance: 200 nΩ~6 Ω,6- digits display,Minimum resolution: 1 pΩ
• The current test point can be set through the number keys, and the voltage range: manual/automatic switching
• After loading the test current, the R (t) change curve can be tested
5.4 Multi point continuous temperature measuring device (option)
• Temperature measurement type: average temperature of coverage
• Resolution of infrared array: 16×4
• Temperature measurement range: -50°C~+300°C
• Temperature measurement accuracy: ±0.1°C
6. General Specifications
Power supply | AC ( 220 ± 22 ) V,( 50 ± 2 ) Hz; |
Temperature performance | Operating temperature: 15 °C~30 °C; Storage temperature: -20 °C ~ 70 °C; |
Humidity performance | Operating humidity: ( 20 % ~ 50% ) R·H, No condensation; Storage humidity: ( 15 % ~ 80% ) R·H, No condensation; |
communication interface | RS 232 |
Unit size | 1500 mm (W) ×800 mm (D) ×1210 mm (H) @ 3 Table body 1500 mm (W) ×800 mm (D) ×1250 mm (H) @ 6 Table body |
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7. Ordering Information
Advanced Multifunction Calibrator Advanced Electrical Reference Standards Electric Vehicle （EV）Charging Facility Tester AC/DC Standard Source /Meter Single-phase/Three-phase Standard Meter Magnetic Parameters Measurement and Calibration Magnetic Material Testing Equipment Electrical Steel Testing Equipment