TUNKIA TD1855 Calibration Device with AC/DC Current and Voltage Sources
Tunkia Co., Ltd.
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- 6 yrs
Contact Supplier
Product Highlights
- High Precision Accuracy: Class 0.05 accuracy for DC and AC voltage, current, and resistance measurements.
- Multi-Function Calibration: Integrates AC/DC voltage, current, resistance, frequency, and power source capabilities.
- Optional 33A Current Range: Standard 22A output with an optional upgrade to 33A for high-current applications.
- Comprehensive Protection: Features short-circuit, open-circuit, and overload protection for voltage and current sources.
- LCD Touch Screen Interface: Equipped with an LCD touch screen and physical keys for direct value setting and adjustment.
- Wide Frequency Output: Supports sinusoidal wave frequency from 45 Hz to 1100 Hz and pulse frequency up to 2 MHz.
- Optional Remote Adjustment: Remote box interface allows for coarse and fine adjustment of current or voltage.
- RS232 Communication: Includes RS232 interface for remote control and data communication.
Product Attributes
- Customization
- Available
- After-sales Service
- Life Time
- Warranty
- 12 Months Excellent After-sales Service
- Model NO.
- TD1855
- Application
- Electromagnetic Instrument, Electrical Calibration
- Power
- Electricity
- Voltage Output
- Max. 1100V
- Current Output
- Max. 22A(33A optional)
- LCD Display
- With LCD Display
- Customized
- Non-Customized
- Accuracy
- Class 0.05
- DC voltage output
- 20 mV ~ 1100 V
- DC current output
- 2 uA ~ 22 A(33 A is optional)
- AC voltage output
- 20 mV ~ 1100 V
- AC current output
- 200 uA ~ 22 A(33 A is optional)
- Sinusoidal wave frequency
- 45 Hz ~ 1100 Hz
- Simulated DC resistance
- 10 ohm ~ 220 Mega ohm
- Transport Package
- Package for Exporting
- Specification
- 475 mm(W)*400 mm (D)* 190 mm (H), 19.5Kg
- Trademark
- TUNKIA
- Origin
- China
- Production Capacity
- 1000
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of TUNKIA TD1855 Calibration Device with AC/DC Current and Voltage Sources
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TUNKIA TD1855 Calibration Device with AC/DC Current and Voltage Sources -
TUNKIA TD1855 Calibration Device with AC/DC Current and Voltage Sources -
TUNKIA TD1855 Calibration Device with AC/DC Current and Voltage Sources -
TUNKIA TD1855 Calibration Device with AC/DC Current and Voltage Sources -
TUNKIA TD1855 Calibration Device with AC/DC Current and Voltage Sources -
TUNKIA TD1855 Calibration Device with AC/DC Current and Voltage Sources -
TUNKIA TD1855 Calibration Device with AC/DC Current and Voltage Sources
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Product Description
TD1855 Multi-function Calibrator
TD1855 is a multi-function calibrator, integrates AC\DC voltage source, AC\DC current source, DC resistance source, etc. The accuracy class is 0.05. It's applied to calibrating 3.5 digits multimeter, voltmeter, ammeter, ohmmeter, power meter.
DC voltage output: 20 mV ~ 1100 V
DC current output: 2 μA ~ 22 A(33 A is optional)
AC voltage output: 20 mV ~ 1100 V
AC current output: 200 μA ~ 22 A(33 A is optional)
Sinusoidal wave frequency: 45 Hz ~ 1100 Hz
Simulated DC resistance: 10 Ω ~ 220 MΩ
2 MHz square wave frequency output
Phase output
AC/DC power output
Remote adjustment (optional)
Clamp meter calibration (optional)
Transducer calibration(optional)
☆ Calibrate AC\DC electrical measuring instruments |
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DCV output: 20 mV ~ 1100 V
DCI output: 2 μA ~ 22 A\33 A
ACV output: 20 mV ~ 1100 V, 45 Hz ~ 1100 Hz
ACI output: 200 μA ~ 22 A\33 A, 45 Hz ~ 1100 Hz
RES output: 10 Ω ~ 220 MΩ
Frequency output: 1 Hz ~ 2 MHz
Calibrate digital multimeter, AC/DC voltmeter, AC/DC ammeter, DC ohmmeter, frequency meter.
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| ☆ Calibrate AC\DC power meters |
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Calibrate DC power meter, real power meter, phantom power meter, apparent power meter, power frequency phase meter and power factor meter.
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| ☆ Calibrate clamp ammeter (optional) |
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Equivalent to 1000AT current through input 20A current to the 50T Coil, which is suitable for calibrating DC clamp meters.
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| ☆ Calibrate AC/DC Transducer (optional) |
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DC small-signal measurement. (Vmax: 12 V, Imax: 24 mA)
Calibrate the proportional error of AC/DC voltage/current transducer.
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| ☆ Front\Side Panel | |
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| Item | Description |
| 1 | LCD touch screen. |
| 2 | Operation panel. |
| 3 | Simulated DC resistance output terminals. |
| 4 | AC/DC voltage output terminals. |
| 5 | AC/DC current output terminals. |
| 6 | Handle: used for carrying instruments. |
| 7 | Input terminals for DC transducer. |
| ☆ Rear Panel | |
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| Item | Description |
| 1 | Pulse frequency output terminals. |
| 2 | Remote box interface. |
| 3 | RS232 communication interface. |
| 4 | Chassis ground binding post. |
| 5 | AC 220V power interface. |
| 6 | Cooling vents. |
| ☆ Multiple output\adjustment methods |
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"Direct output" mode: the value output can be set directly by physical key or touch screen.
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Calibration of the analog pointer meter usually needs to test scale by scale, especially "differences between rising and falling" (the change caused by the rise and fall of the calibration point).
Remote box can realize the coarse and fine adjustment of current or voltage.
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6.1 DC Voltage/Current Output
| Range | Resolution | Stability (±±%/min) | Accuracy ±(ppm*RD+ppm*RG)[1] |
Max burden (mA) | Ripple Factor(%) |
| 200 mV | 1 μV | 0.01 | 300 + 200 | 300 | <0.5 |
| 2 V | 10 μV | 0.01 | 300 + 200 | 500 | <0.5 |
| 10 V | 100 μV | 0.01 | 300 + 200 | 500 | <0.5 |
| 30 V | 100 μV | 0.01 | 300 + 200 | 800 | <0.5 |
| 100 V | 1 mV | 0.01 | 300 + 200 | 300 | <0.5 |
| 300 V | 1 mV | 0.01 | 300 + 200 | 100 | <0.5 |
| 600 V | 1 mV | 0.01 | 300 + 200 | 50 | <0.5 |
| 1000 V | 10 mV | 0.01 | 300 + 200 | 30 | <0.5 |
| Range | Resolution | Stability (±±%/min) |
Accuracy ±(ppm*RD+ppm*RG) |
Compliance Voltage (V) | Ripple Factor(%) |
| 20μA | 100pA | 0.01 | 300 + 200 | 10 | <0.5 |
| 200μA | 1 nA | 0.01 | 300 + 200 | 9 | <0.5 |
| 2mA | 10 nA | 0.01 | 300 + 200 | 9 | <0.5 |
| 20mA | 100 nA | 0.01 | 300 + 200 | 9 | <0.5 |
| 200 mA | 1 μA | 0.01 | 300 + 200 | 9 | <0.5 |
| 2 A | 10 μA | 0.01 | 300 + 200 | 3.5 | <0.5 |
| 10 A | 100 μA | 0.01 | 300 + 200 | 2.5 | <0.5 |
| 20 A (30 A)[2] | 100 μA | 0.01 | 300 + 200 | 2.5 | <0.5 |
| Note[1]: RD is the reading value, RG is the range value; Note[2]: The 30 A range is optional. |
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- Voltage output range: 20 mV ~ 1100 V
- Current output range: 2 μA ~ 22 A\33 A
- Protections: voltage source short-circuit protection, current source open-circuit protection, overload protection
6.2 AC Voltage/Current Output
| Range | Resolution | Stability (±±%/min) |
Accuracy ±(ppm*RD+ppm*RG) |
Max Burden (mA) | Harmonic (%) |
| 200 mV | 1 μV | 50 μV | 300 + 60 μV | 500 | <1.0 |
| 2 V | 10 μV | 0.01 | 300 + 200 | 500 | <0.5 |
| 10 V | 100 μV | 0.01 | 300 + 200 | 800 | < 0.5 |
| 30 V | 100 μV | 0.01 | 300 + 200 | 800 | < 0.5 |
| 100 V | 1 mV | 0.01 | 300 + 200 | 300 | < 0.5 |
| 300 V | 1 mV | 0.01 | 300 + 200 | 100 | < 0.5 |
| 600 V | 1 mV | 0.01 | 300 + 200 | 50 | < 0.5 |
| 1000 V | 10 mV | 0.01 | 300 + 200 | 30 | < 0.5 |
| Range | Resolution | Stability (±±%/min) |
Accuracy ±(ppm*RD+ppm*RG) |
Compliance Voltage (V) | Harmonic (%) |
| 2 mA | 10 nA | 0.6 μA | 300 +0.6 μA | 50 | <0.5 |
| 20 mA | 100 nA | 0.01 | 300 + 200 | 50 | <0.5 |
| 200 mA | 1 μA | 0.01 | 300 + 200 | 50 | <0.5 |
| 1 A | 10 μA | 0.01 | 300 + 200 | 15 | <0.5 |
| 2 A | 10 μA | 0.01 | 300 + 200 | 10 | <0.5 |
| 5 A | 10 μA | 0.01 | 300 + 200 | 5 | <0.5 |
| 20 A(30 A)[1] | 100 μA | 0.01 | 300 + 200 | 2.5 | <0.5 |
| Note [1]: 30 A range is optional. | |||||
- Voltage output range: 20 mV ~ 1100 V
- Current output range: 200 μA ~ 22 A\33 A
- Voltage and current output frequency: 45 Hz ~ 1100 Hz
- Protections: voltage source short-circuit protection, current source open-circuit protection, overload protection
6.3 Simulated DC Resistance
| Range | Resolution | Accuracy ±(ppm*RD+ppm*RG) |
Allowable Current |
| 100 Ω | 1 mΩ | 300 + 200 | 1mA~80 mA |
| 300 Ω | 1 mΩ | 300 + 200 | 1mA~80 mA |
| 1 kΩ | 10 mΩ | 300 + 200 | 100μA~8 mA |
| 3kΩ | 10 mΩ | 300 + 200 | 100μA~8 mA |
| 10 kΩ | 100 mΩ | 300 + 200 | 10μA~0.8 mA |
| 30 kΩ | 100 mΩ | 300 + 200 | 10μA~0.8 mA |
| 100 kΩ | 1 Ω | 300 + 200 | 10μA~0.8 mA |
| 300 kΩ | 1 Ω | 300 + 200 | 1μA~80 μA |
| 1 MΩ | 10 Ω | 300 + 200 | 1μA~80 μA |
| 10 MΩ | 100 Ω | 600 + 400 | 100nA~8 μA |
| 100 MΩ | 1000 Ω | 3000 + 2000 | 10nA~0.8 μA |
| 200 MΩ | 1000 Ω | 3500 + 2500 | 10nA~0.8 μA |
- Output range: 10 Ω ~ 220 MΩ
- Over-current and reverse connection protection
6.4 Sinusoidal Wave Frequency Output
| Output Range[1] | Resolution | Accuracy |
| 45.0000 Hz ≤ F ≤ 99.9999 Hz | 0.0001 Hz | ±0.01% |
| 100.000 Hz ≤ F ≤ 999.999 Hz | 0.001 Hz | ±0.01% |
| 1000.00 Hz ≤ F ≤ 1100.00 Hz | 0.01 Hz | ±0.01% |
| Note [1]: The output mode is AC voltage or AC current. | ||
6.5 AC/DC Power Output
| Frequency Range (f) | Voltage Range (U) | Current Range (I) | Optimum Accuracy %*power output [1][2] |
| DC | 20 mV ~ 1100 V | 2 μA ~ 22 A/33 A | ±0.1 |
| 45 Hz ~ 65 Hz | 3 V ~ 600 V | 0.2 mA ~ 22 A/33 A | ±0.1 |
6.6 Phase and Power Factor Output(45 Hz~65 Hz)
| Phase | Power Factor | Accuracy | ||
| WATTS | VARS | λ=cosφ | Phase | Power Factor |
| 0° | 90° | 1.0000 | 0.1° | 0.000% |
| 10° | 80° | 0.9848 | 0.1° | 0.031% |
| 20° | 70° | 0.9397 | 0.1° | 0.064% |
| 30° | 60° | 0.8660 | 0.1° | 0.101% |
| 40° | 50° | 0.7660 | 0.1° | 0.147% |
| 50° | 40° | 0.6429 | 0.1° | 0.208% |
| 60° | 30° | 0.5000 | 0.1° | 0.302% |
| 70° | 30° | 0.3420 | 0.1° | 0.480% |
| 80° | 10° | 0.1737 | 0.1° | 0.990% |
| 90° | 0° | 0.0000 | 0.1° | - |
| Note [1]: Phase range: 0.000 ° ~ 359.999 °, fineness: 0.005 ° Note [2]: Power factor range: -1 ~ 0 ~ 1, fineness: 0.000 1 Note [3]: Calculation formulas for the accuracy of other power factor: |
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6.7 Pulse Frequency Output
| Range[1] | Resolution | Accuracy | Shake |
| 1.000 00 Hz ≤ F ≤ 9.999 99 Hz | 10 μHz | ±(20 ppm*RD + 20 μHz) | <20 ns |
| 10.000 0 Hz ≤ F ≤ 99.999 9 Hz | 0.1 mHz | ||
| 100.000 Hz ≤ F ≤ 999.999 Hz | 1 mHz | ||
| 1.000 00 kHz ≤ F ≤ 9.999 99 kHz | 10 mHz | ||
| 10.000 0 kHz ≤ F ≤ 99.999 9 kHz | 0.1 Hz | ||
| 100.000 kHz ≤ F ≤ 999.999 kHz | 1 Hz | ||
| 1.000 00 MHz ≤ F ≤ 2.000 00 MHz |
10 Hz
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| Note [1]: The output type is TTL level. | |||
6.8 DC Small-signal Measurement (optional)
| Type | Range | Range | Accuracy |
| DCV | 1 V | ±(0~1.2) V | ±(0.006%*RD + 0.004%*RG) |
| 10 V | ±(0~12) V | ±(0.006%*RD + 0.004%*RG) | |
| DCI | 2 mA | ±(0~2.4) mA | ±(0.006%*RD + 0.004%*RG) |
| 20 mA | ±(0~24) mA | ±(0.006%*RD + 0.004%*RG) |
| Power supply | AC (220±22) V,(50±2) Hz |
| Maximum power consumption | 600 VA |
| Warm up time | Twice the time since last warmed up, to a maximum of 30 minutes. |
| Temperature performance | Operating temperature: 0°C ~ 40°C Calibration temperature: 18°C ~ 28°C Storage temperature: -20°C ~ 70°C |
| Humidity performance | Operating humidity: <80% @ 30°C,<70% @ 40°C Storage humidity: (20%~80%) R·H,No condensation |
| Communication interface | RS232 |
| Dimensions | 475 mm(W)× 400 mm (D) × 190 mm (H), excluding handles and feets. |
| Weight | About 19.5 kg |
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI2191183". Items marked "
" are certified.
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Company Profile
TUNKIA Co., Ltd. is a unique company with top R& D strength in electromagnetics in China. Since its founding in 1998, Changed its name to TUNKIA in 2006. TUNKIA focus on electromagnetic measurement technology, gathered more than 360 personnel all over the world.
At present, Tunkia has launched 32 categories and over 500 advanced electromagnetic measurement equipment, serving over 10, 000 users, and exported to over 20 countries in the world.
Electrical measurement with current from PA to 10kA, voltage from nV to 100kV, resistance from nΩ To TΩ , frequency from DC to 10MHz and accuracy from 10-4 to 10-6. It all have been converted into 22 series electrical testing equipment: Measurement standards, AC & DC instruments, new energy detection, etc.
For magnetic measurement, Tunkia has researched 11 series testing equipment for material and products. We provide comprehensive testing solutions about magnetic intensity, flux, permeability, hysteresis loop, etc.
Tunkia have been highly recognized by the Chinese government and international organizations. Since 2014, we have took part in IEC meetings on behalf of China, participated in the formulation and revision of more than 40 national standards.
Tunkia is striving to become a world-class supplier of electromagnetic measurement equipment.
About Our Factory & Business Background
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Business Type
- Manufacturer/Factory
- Address
- No. 16 Panpan Road, Changsha, Hunan, China
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Plant Area
- 8000 square meters
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Number of Employees
- 363
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Registered Capital
- 25,000,000 RMB
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Terms of Payment
- LC, T/T, D/P, PayPal, Western Union
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International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
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Average Lead Time
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Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Changsha Port
Our Production Capability & Technical Expertise
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Main Products
- Magnetic Measurement, Electrical Measurement, Gaussmeter, Multifunction Calibrator
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Production Machines
- SMT Machine, Printing Machine, Assembly & Debugging Line, Automatic Online Function Test (EPS&SST)
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ODM Service Available
- Yes
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OEM Service Available
- Yes
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R&D Engineers
- 120 people
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Own Brand
- Yes
Our Industry Experience & Global Business Record
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Year of Establishment
- 2006-06-16
- Export Year
- 2021-10-11
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Main Markets
- Europe, Southeast Asia/ Mideast, East Asia(Japan/ South Korea), Domestic
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Number of Foreign Trading Staff
- 2
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Overseas Agent/Branch
- No
FAQ
- What is the accuracy class of the TD1855?
- The device features a high accuracy class of 0.05 for DC and AC voltage, current, and resistance outputs.
- Is the 33A current range available?
- Yes, the standard current output is 22A, but a 33A range is available as an optional upgrade.
- Can this device calibrate clamp meters?
- Yes, it offers an optional function to calibrate DC clamp meters by simulating 1000AT current through a 50T coil.
- What is the warranty period for this product?
- The product comes with a 12-month warranty and excellent after-sales service.
- Does the device support remote control?
- Yes, it includes an RS232 communication interface and an optional remote box for coarse and fine adjustments.
- What is the maximum voltage output?
- The device supports a maximum voltage output of 1100V for both DC and AC ranges.
- Is the device customizable?
- No, this specific model is non-customized, though the manufacturer offers OEM/ODM services for other products.
- What is the lead time for orders?
- The average lead time is one month, regardless of whether it is peak or off-peak season.
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Product Groups
- Multi-function Calibrators Series
- EV Charger Tester
- Electrical Reference Standards
- Resistance Standards Series
- DC Power Energy Standards
- Wideband Power Source/Meter
- AC/DC Current Source/Meter
- Single/Three Phase Energy Meter Calibration
- Single/Three Phase Standard Meter
- High Voltage Standard Instrument
- Industrial Instrument Testing
- Safety Instrument Detection
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