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TA1200
TUNKIA
1. Summary
TA1200 is a high-precision, high-stability broadband constant current source with a frequency of up to 1 MHz and a linear output of current in a transconducting mode of operation, suitable for calibrating the frequency response bandwidth characteristics of high frequency current transducers or testing current transducers.
2. Features
• Current output range:1 mA to 10.5 A
• Frequency:DC & 10 Hz to 1 MHz
• Short-term stability:0.004%/min @ DC,0.05%/min @ 100 kHz,0.1%/min @ 1 MHz
• Operation mode: constant current (CC) and transconductance (TA)
• Input voltage at TA mode: 0.2 V to 2 V
• Maximum load voltage: 7 Vrms
3. Applications
• Extend current output range of multifunction source
• Calibrate the wideband coaxial shunt
• Calibrate instrument transformers
• Calibrate transducers
• Calibrate wideband ammeters
• Calibrate power meters
• Detecte the frequency response bandwidth
☆ Calibrate current transducers by direct measurement method |
☆ Calibrate current transducers by the comparative method |
• TA1200 can output a constant high frequency current signal, used to calibrate current transducers through comparing the measurement difference between the high frequency coaxial shunt and the detected current transducer. |
☆ Detect frequency response bandwidth characteristics of the sense current transducer |
• Outputing high frequency current signal to detect the frequency response bandwidth performance of the current transducer. |
1. Summary
TA1200 is a high-precision, high-stability broadband constant current source with a frequency of up to 1 MHz and a linear output of current in a transconducting mode of operation, suitable for calibrating the frequency response bandwidth characteristics of high frequency current transducers or testing current transducers.
2. Features
• Current output range:1 mA to 10.5 A
• Frequency:DC & 10 Hz to 1 MHz
• Short-term stability:0.004%/min @ DC,0.05%/min @ 100 kHz,0.1%/min @ 1 MHz
• Operation mode: constant current (CC) and transconductance (TA)
• Input voltage at TA mode: 0.2 V to 2 V
• Maximum load voltage: 7 Vrms
3. Applications
• Extend current output range of multifunction source
• Calibrate the wideband coaxial shunt
• Calibrate instrument transformers
• Calibrate transducers
• Calibrate wideband ammeters
• Calibrate power meters
• Detecte the frequency response bandwidth
☆ Calibrate current transducers by direct measurement method |
☆ Calibrate current transducers by the comparative method |
• TA1200 can output a constant high frequency current signal, used to calibrate current transducers through comparing the measurement difference between the high frequency coaxial shunt and the detected current transducer. |
☆ Detect frequency response bandwidth characteristics of the sense current transducer |
• Outputing high frequency current signal to detect the frequency response bandwidth performance of the current transducer. |
4. Specifications
4.1 Wideband Current Output
Current Range (rms) | Frequency (Hz) | Short-term Stability ±(%*RD+%*RG)/min | Accuracy ±(%*RD+%*RG)[1] | Compliance Voltage (Vrms) |
10 mA 100 mA 1 A 10 A | DC | 0.002 + 0.002 | 0.01 + 0.01 | 7 |
10 ≤ F ≤ 10k | 0.005 + 0.003 | 0.05 + 0.03 | ||
10k < F ≤ 20k | 0.010 + 0.005 | 0.10 + 0.05 | ||
20k < F ≤ 50k | 0.015 + 0.010 | 0.15 + 0.10 | ||
50k < F ≤ 100k | 0.030 + 0.020 | 0.3 + 0.2 | ||
100k < F ≤ 500k | 0.05 + 0.03 | — | ||
500k < F ≤ 1M | 0.06 + 0.04 | — | ||
Note[1]:RD is the reading value,RG is the range value. |
• Output current: 1 mA rms ~ 10.5 A rms
• Frequency: DC,10 Hz ~ 1 MHz
• Adjustment Fineness:0.005%*RG
• Display digits:7-digit decimal display
• Protection mode:Over-current protection, overload protection
4.2 Transconductance Mode
Input Voltage | 0.2 V rms ~ 2 V rms (DC ~ 1 MHz) | |||
Current Range | 10 mA | 100 mA | 1 A | 10 A |
Output Current | 1 mA ~ 10 mA | 10 mA ~ 100 mA | 0.1 A ~ 1 A | 1 A ~ 10 A |
Transconductance | 0.005 Siemens | 0.05 Siemens | 0.5 Siemens | 5 Siemens |
5. General Specifications
Power supply | AC:100 V ~ 240 V / 47 Hz ~ 63 Hz DC:120 V ~ 370 V |
Maximum power consumption | 500 W |
Warm up time | Twice the time since last warmed up, to a maximum of 1 hour. |
Operation environment | 15°C ~ 35°C,(20%~65%) R·H,no condensation |
Storage environment | -20°C ~ 60°C,(15%~80%) R·H,no condensation |
Connection interface | Current output: N female connector; Voltage input: BNC female connector. |
Communication interface | RS232×1、USB×1、LAN×1 |
Dimensions | 483 mm (W) ×510 mm (D)×310 mm (H) |
Weight | About 17 kg |
4. Specifications
4.1 Wideband Current Output
Current Range (rms) | Frequency (Hz) | Short-term Stability ±(%*RD+%*RG)/min | Accuracy ±(%*RD+%*RG)[1] | Compliance Voltage (Vrms) |
10 mA 100 mA 1 A 10 A | DC | 0.002 + 0.002 | 0.01 + 0.01 | 7 |
10 ≤ F ≤ 10k | 0.005 + 0.003 | 0.05 + 0.03 | ||
10k < F ≤ 20k | 0.010 + 0.005 | 0.10 + 0.05 | ||
20k < F ≤ 50k | 0.015 + 0.010 | 0.15 + 0.10 | ||
50k < F ≤ 100k | 0.030 + 0.020 | 0.3 + 0.2 | ||
100k < F ≤ 500k | 0.05 + 0.03 | — | ||
500k < F ≤ 1M | 0.06 + 0.04 | — | ||
Note[1]:RD is the reading value,RG is the range value. |
• Output current: 1 mA rms ~ 10.5 A rms
• Frequency: DC,10 Hz ~ 1 MHz
• Adjustment Fineness:0.005%*RG
• Display digits:7-digit decimal display
• Protection mode:Over-current protection, overload protection
4.2 Transconductance Mode
Input Voltage | 0.2 V rms ~ 2 V rms (DC ~ 1 MHz) | |||
Current Range | 10 mA | 100 mA | 1 A | 10 A |
Output Current | 1 mA ~ 10 mA | 10 mA ~ 100 mA | 0.1 A ~ 1 A | 1 A ~ 10 A |
Transconductance | 0.005 Siemens | 0.05 Siemens | 0.5 Siemens | 5 Siemens |
5. General Specifications
Power supply | AC:100 V ~ 240 V / 47 Hz ~ 63 Hz DC:120 V ~ 370 V |
Maximum power consumption | 500 W |
Warm up time | Twice the time since last warmed up, to a maximum of 1 hour. |
Operation environment | 15°C ~ 35°C,(20%~65%) R·H,no condensation |
Storage environment | -20°C ~ 60°C,(15%~80%) R·H,no condensation |
Connection interface | Current output: N female connector; Voltage input: BNC female connector. |
Communication interface | RS232×1、USB×1、LAN×1 |
Dimensions | 483 mm (W) ×510 mm (D)×310 mm (H) |
Weight | About 17 kg |