1. Tunkia Multifunction Calibrator Series Overview
TUNKIA's TD18 series multifunction calibrator lineup is specifically developed for precision calibration of digital and analog multimeters. Covering calibration ranges from 3½-digit to 8½-digit multimeters, the series includes models optimized for on-site testing, lab calibration, and high-accuracy metrology tasks.
Beyond multimeters, Tunkia multifunction calibrators can also be used to calibrate:
• Analog meters
• Clamp meters (with current coil)
• Power meters
• Frequency counters
• Capacitance meters
• Thermocouple and RTD meters
Engineered for high stability, wide output range, and long-term reliability, the TD18 series is your ideal solution for multimeter calibration in laboratories, factories, and field maintenance.
2. Applications of Tunkia Multimeter Calibrators
To meet various accuracy and mobility needs, Tunkia offers multiple models within the TD18 multifunction calibrator product family:
TD1850 Multifunction Calibrator & TD1855 Multifunction Calibrator: For 3.5-Digit Multimeter Calibration
• Support calibration of handheld 3.5-digit digital multimeters and analog meters
• TD1855 includes AC/DC power output and pulse frequency output
• Ideal for entry-level calibration at production lines or basic maintenance labs
TD1858 Portable Multifunction Calibrator & TD1860 Multifunction Calibrator: For 4.5-Digit Multimeter Calibration
• TD1858: Lightweight portable multifunction calibrator (only 9.5 kg), designed for on-site calibration
• TD1860: Enhanced functionality and precision
TD1870 Multifunction Calibrator: For 5.5-Digit Multimeter Calibration
• Offers higher accuracy and broader output range
• Suitable for higher-end lab requirements
TD1880 Precision Multifunction Calibrator: For 6.5-Digit Multimeter Calibration
• See full feature breakdown below
• Supports advanced calibration scenarios including power meters, frequency meters, temperature meters, and more
Whether you're calibrating basic instruments or precision-grade multimeters, there's a Tunkia multifunction calibrator model that fits your exact requirements.
3. TD1880 Precision Multifunction Calibrator: Key Features and Functions
TD1880 is a wide-range, high-precision multifunctional calibrator. The instrument has built-in ultra-precision AC and DC voltage and current sources. It can output DC voltage, DC current, DC power and AC voltage, AC current, AC power, phase, frequency with excellent performance. It also has functions such as simulating resistance, capacitance, thermocouple and thermal resistor, and pulse output. It is a special equipment for calibrating six-and-a-half-digit and below digital multimeters and other precision electrical measuring instruments.
☆ Calibrate AC\DC electrical measuring instruments |
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Specifications of TD1880 Precision Multifunction Calibrator • DCV output: ±(0 ~ 1020 V) • DCI output: ±(0 ~ 20.5 A) • ACV output: 1 mV~1020 V, 10 Hz ~ 500 kHz • ACI output: 29 μA~ 20.5 A, 10 Hz ~ 30 kHz • RES output: 0 Ω ~ 1100 MΩ, continuously adjustable • F output: 1 Hz ~ 2 MHz
Applications of TD1880 Precision Multifunction Calibrator: • Suitable for calibrating 6.5-digit and below digital multimeters, class 0.01 and below DC voltmeters and DC resistance meters, class 0.05 and below DC ammeters and AC voltmeters, class 0.1 and below AC ammeters, and class 0.01 and below frequency meters. |
☆ Calibrate AC/DC power meters |
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TD1880 Precision Multifunction Calibrator can calibrate power meters: • The virtual power standard source consists of independent outputs of AC and DC voltage (DCV / ACV) and AC and DC current (DCI / ACI) with adjustable phase, which is suitable for calibrating conventional AC and DC power meters with U-I measurement method. • Suitable for calibrating DC power meters of class 0.05 and below, active power meters of class 0.1 and below, reactive power meters, apparent power meters, power frequency phase meters, power factor meters, and power analyzers. |
☆ Calibrate capacitance meters(optional) |
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Capacitance meter calibration is an optional function of TD1880 Precision Multifunction Calibrator • Capacitance output: 1.1 nF ~ 30 mF, 0 Hz ~ 3 kHz • Suitable for calibrating capacitance meters and capacitance testers of class 1 and below. |
☆ Calibrate temperature meters(optional) |
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Thermocouple is an optional function of TD1880 Precision Multifunction Calibrator • Thermocouple (TC) output and measurement types: B, E, J, K, N, R, S, T (8 types in total) • Thermal resistance (RTD) output types: Pt385-100Ω, Pt385-200Ω, Pt385-500Ω, Pt385-1000Ω, Cu50, Cu100 (6 types in total) • Applicable to calibrate the corresponding thermocouple temperature meters and thermal resistance temperature meters of the above types. |
☆ Calibrate clamp ammeter (optional) |
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Clamp ammeter calibration is an optional function of TD1880 Precision Multifunction Calibrator • Users can choose TD1020 current coil (50 turns), pass 20 A AC and DC standard current, and achieve equivalent current output of up to 1000 At, which is suitable for calibrating clamp ammeters or current clamps with lower accuracy of class 1 and below. • If you need to calibrate a clamp ammeter with higher accuracy, you can choose clamp ammeter calibration device products such as TD1050 from Tunkia. |
4. Why Choose Tunkia as Your Multimeter Calibrator Supplier?
• Wide model selection covering 3½ to 8½-digit multimeter calibration
• True multifunction capability: voltage, current, power, frequency, simulation functions
• Compact, portable, and lab-grade models available
• Designed to meet modern calibration and compliance standards
• Affordable pricing with professional support and demo videos
