TUNKIA TD1858 Portable Multifunction Calibrator

TD1858 Portable Multifunction Calibrator

TD1858 is a high precision and multi-function calibrator, integrates AC\DC voltage source, AC\DC current source, DC resistance source, etc. It is portable and very suitable for on-site calibration

Model:
TD1858
Brand:
TUNKIA


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TD1858 Portable Multifunction Calibrator

1. Summary of TD1858 Portable Multifunction Calibrator

TD1858 is a multifunctional standard source instrument with compact size and light weight, integrating the functions of AC and DC voltage standard source, current standard source, resistance standard source, etc., while still having high performance indicators. Its portable feature is very suitable for carrying to the field to calibrate multimeters and other electrical measuring instruments.

2. Features of TD1858 Portable Multifunction Calibrator

• DC voltage output: +(10 mV ~ 1020 V), -(10 mV ~ 10.4 V)

• DC current output: ± (10 μA ~ 10.2 A)

• AC voltage output: 10 mV ~ 1020 V

• AC current output: 10 μA ~ 10.4 A

• Sinusoidal Wave frequency: 10 Hz ~ 20 kHz

• Simulated DC resistance：1 Ω ~ 220 MΩ, continuously adjustable

• 2 MHz Square wave frequency output

• 8 types thermocouple outputs (optional)

• Multiple value output modes

• Clamp meter calibration (optional)

3. Application of TD1858 Portable Multifunction Calibrator

TD1858 Portable Multifunction Calibrator Application

☆ Calibrate AC\DC electrical measuring instruments

$TD1858 Portable Multifunction Calibrator Calibrate AC\DC electrical measuring instruments$

• DCV output: +(10 mV ~ 1020 V), -(10 mV ~ 10.4 V)

• DCI output: ± (10 μA ~ 10.2 A)

• ACV output: 10 mV ~ 1020V, 10 Hz ~ 20 kHz

• ACI output: 10 μA ~ 10.4 A, 10 Hz ~ 2 kHz

• RES output: 1 Ω ~ 220 MΩ

• Frequency output：1 Hz ~ 2 MHz

• Can calibrate DC voltmeters of class 0.05 and below, DC ammeters of class 0.1 and below, AC voltmeters of class 0.2 and below, AC ammeters of class 0.5 and below, DC resistance meters of class 0.2 and below, and frequency meters of class 0.01 and below.

☆ Calibrate clamp ammeter (optional)

TD1858 Portable Multifunction Calibrator Calibrate clamp ammeter (optional)

Users can choose TD1020 current coil (50 turns), TD1858 outputs a maximum of 10 A AC and DC standard current to the current coil, which can achieve a maximum equivalent current output of 500 At, 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 TD1040 or TD1050A from Tunkia.

☆ Calibrate thermocouple (optional)

TD1858 Portable Multifunction Calibrator Calibrate thermocouple (optional)

Thermocouple (TC) output types: J, K, T, R, S, B, N, E (8 types in total).
Users can choose thermocouple calibration options. TD1858 can provide 11 types of thermocouples specified by IEC. After setting the temperature value, the corresponding thermocouple electrical quantity can be output to calibrate the temperature measurement table.

4. Panel Features of TD1858 Portable Multifunction Calibrator

☆ Front and Side Panel

S/N	Description
	LCD touch color screen: intuitive display of multiple power levels and touch operation greatly improves the usability of the instrument.
	AC/DC voltage/resistance output terminals: Protective terminals are used to prevent high voltage hazards caused by misoperation.
	AC/DC current output terminals: Maximum output current is 10.4 A.
	Pulse frequency output terminal: BNC female connector, output TTL level pulse signal.
	Thermocouple output/measurement terminal: Use a dedicated thermocouple test terminal for connection.
	Button operation panel: Multiple value input and adjustment modes greatly improve the convenience of instrument operation.
	Foldable feet: Slightly raise the instrument to a certain angle to obtain the best operation and reading angle.

☆ Rear Panel

S/N	Description
	Embedded handle: The front panel is equipped with a pair of handles to facilitate users to move or carry the instrument.
	USB, LAN, RS232 interface: It can be connected to a computer to facilitate users to program and control the output of multi-function standard source.
	Cooling outlet: The instrument has built-in fans and radiators to stabilize the ambient temperature and ensure output stability.
	Power switch: Boat-type power switch.
	Power input interface: AC 220 V power input interface with fuse.
	Chassis ground interface: The instrument should be grounded before working to ensure power safety.

5. Characteristics of TD1858 Portable Multifunction Calibrator

☆ Wide output range

TD1858 Portable Multifunction Calibrator Wide output range

Solution value: The multifunctional standard source output range of TD1858 covers the working range of electrical measuring instruments such as digital multimeters, and can be calibrated directly using the standard source method.

☆ Excellent portability

TD1858 Portable Multifunction Calibrator Excellent portability

Small size: Compared with multi-function calibrators with the same technical indicators, the volume is reduced by 50%.
Lightweight: The weight of the whole machine is less than 10 kg, and personnel can easily carry it.

☆ Easy to operate

operate

Touch screen: full color, high screen brightness, clear picture quality, support touch operation, comprehensive functions, simple and fast.
Front panel wiring: convenient for users to replace current and voltage test wires when checking the meter.
Digital programmable buttons: can realize multiple input methods such as fixed-point output, rotary encoder, and step adjustment, and the operation is convenient and fast.
Solution value: This combined operation method effectively improves the convenience of operation to adapt to a variety of application scenarios.

☆ Multiple output and adjustment methods

TD1858 Portable Multifunction Calibrator

With " Direct output " mode, you can directly set the required output value by pressing the number and unit buttons on the operation panel or clicking the touch screen (as shown in Figure a). The instrument will automatically switch to the optimal range output, which is convenient for calibrating digital instruments.
Especially when setting AC voltage/current, you can directly enter the amplitude and frequency at the same time (as shown in Figure b), which is convenient and fast.

☆ Multiple output\adjustment methods

TD1858 Portable Multifunction Calibrator

The instrument is equipped with a "Rotary Knob" on the front panel. Click the left and right arrow keys to adjust the cursor position, and then rotate clockwise or counterclockwise to increase or decrease the output value.

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Use the key ↑10%, ↓10%, × 10, ÷10 on the front panel, can realize the adjustment of the quantity value, and can also be used to perform the relevant test of linearity.

6. Specifications of TD1858 Portable Multifunction Calibrator

6.1 DC Voltage Output of TD1858 Portable Multifunction Calibrator

Range	Resolution	*Uncertainty (K=2), (ppmRD + μV) ^[1]**			Max Burden (mA)	Ripple Factor (%)
Range	Resolution	24 hours (23±1)°C	90 days (23±5)°C	1 year (23±5)°C	Max Burden (mA)	Ripple Factor (%)
100mV	1 μV	40 + 10	64 + 10	80 + 10	100	<0.1
1 V	10 μV	40 + 30	64 + 30	80 + 30	100	<0.1
10 V	100 μV	40 + 300	64 + 300	80 + 300	100	<0.1
100 V	1 mV	40 + 3000	64 + 3000	80 + 3000	25	<0.1
1000 V	10 mV	40 + 30000	64 + 30000	80 + 30000	12	<0.1
Note [1]: RD is the reading value, same below.

• Output range: +(10 mV ~ 1020 V), -(10 mV ~ 10.4 V)

• 6 digits display

• Short-circuit and overload protection

6.2 DC Current Output of TD1858 Portable Multifunction Calibrator

Range	Resolution	*Uncertainty (K=2), (%RD + μA)**			Compliance Voltage (V)	Ripple Factor (%)
Range	Resolution	24 hours (23±1)°C	90 days (23±5)°C	1 year (23±5)°C	Compliance Voltage (V)	Ripple Factor (%)
100 μA	1 nA	0.01+0.03	0.016+0.03	0.02+0.03	8	<0.5
1 mA	10 nA	0.01+0.1	0.016+0.1	0.02+0.1	8	<0.2
10 mA	100 nA	0.01+ 1	0.016+ 1	0.02+ 1	8	<0.1
100 mA	1 μA	0.01+ 10	0.016+ 10	0.02+ 10	8	<0.1
1 A	10 μA	0.01+ 100	0.016+ 100	0.02+ 100	4.2	<0.1
10 A	100μA	0.015+ 2000	0.024+ 2000	0.03+ 2000	3.9	<0.1

• Output range: ± (10 μA ~ 10.2 A)

• 6 digits display

• Open-circuit and overload protection

6.3 AC Voltage Output of TD1858 Portable Multifunction Calibrator

Range	Resolution	Frequency (Hz)	*Uncertainty (K=2), (%RD + mV)**			Max Burden (mA)	Harmonic (%)
Range	Resolution	Frequency (Hz)	24 hours (23±1)°C	90 days (23±5)°C	1 year (23±5)°C	Max Burden (mA)	Harmonic (%)
100 mV	1 μV	10 ~ 2k	0.02 + 0.03	0.032 + 0.03	0.04 + 0.03	100	<0.5
100 mV	1 μV	2k ~ 20k	0.03 + 0.05	0.048 + 0.05	0.06 + 0.05	100	<0.5
1 V	10 μV	10 ~ 2k	0.015 + 0.2	0.024 + 0.2	0.03 + 0.2	100	<0.5
1 V	10 μV	2k ~ 20k	0.025 + 0.5	0.040 + 0.5	0.05 + 0.5	100	<0.5
10 V	100 μV	10 ~ 2k	0.015 + 2	0.024 + 2	0.03 + 2	100	<0.5
10 V	100 μV	2k ~ 20k	0.025 + 5	0.040 + 5	0.05 + 5	100	<0.5
100 V	1 mV	40 ~ 1k	0.03 + 30	0.048 + 30	0.06 + 30	20	<0.5
1000 V	10 mV	40 ~ 1k	0.03 + 300	0.048 + 300	0.06 + 300	12	<0.5

• Output range: 10 mV ~ 11 V @ 10 Hz ~ 20 kHz, 10 V~1020V @ 40 Hz~1 kHz

• 6 digits display

• Short-circuit and overload protection

6.4 AC Current Output of TD1858 Portable Multifunction Calibrator

Range	Resolution	Frequency (Hz)	*Uncertainty (K=2), (%RD+μA)**			Compliance Voltage (V)	Harmonic (%)
Range	Resolution	Frequency (Hz)	24 hours (23±1)°C	90 days (23±5)°C	1 year (23±5)°C	Compliance Voltage (V)	Harmonic (%)
100 μA	1 nA	10 ~ 2k	0.03+0.24	0.048+0.24	0.06+0.24	6	<0.5
1 mA	10 nA	10 ~ 2k	0.025+0.5	0.04+0.5	0.05+0.5	6	<0.5
10 mA	100 nA	10 ~ 2k	0.025+5	0.04+5	0.05+ 5	6	<0.5
100 mA	1 μA	10 ~ 2k	0.025+50	0.04+50	0.05+50	6	<0.5
1 A	10 μA	10 ~ 2k	0.025+600	0.04+600	0.05+600	4	<0.5
10 A	100 μA	10 ~ 2k	0.03+9000	0.048+9000	0.06+9000	3.6	<0.5

• Output range: 10 μA ~ 10.4 A @ 10 Hz ~ 2 kHz

• 6 digits display

• Open-circuit and overload protection

6.5 Simulated DC Resistance of TD1858 Portable Multifunction Calibrator

Range	Resolution	Uncertainty (K=2), (%*RD+Ω)			Allowable Current
Range	Resolution	24 hours (23±1)°C	90 days (23±5)°C	1 year (23±5)°C	Allowable Current
10 Ω	100 μΩ	0.025 + 0.05	0.03+0.05	0.05+0.05	1mA~150 mA
100 Ω	1 mΩ	0.015+0.02	0.024+0.02	0.03+0.02	1mA~80 mA
1 kΩ	10 mΩ	0.015+0.2	0.024+0.2	0.03+0.2	0.1mA~8 mA
10 kΩ	100 mΩ	0.015+2	0.024+2	0.03+ 2	10μA~800μA
100 kΩ	1 Ω	0.015+2	0.024+2	0.03+ 20	10μA~200μA
1 MΩ	10 Ω	0.015+20	0.024+20	0.03+ 200	1μA~20 μA
10 MΩ	100 Ω	0.03 + 4000	0.048 + 4000	0.06+ 4000	0.25μA~20 μA
100 MΩ	1 kΩ	0.15 + 200k	0.24 + 200k	0.3+200k	25nA~200nA
200 MΩ	1 kΩ	0.18 + 500k	0.28 + 500k	0.35+500k	15nA~100nA

• Output range: 10 Ω ~ 220 MΩ, continuously adjustable

• 6 digits display

• Over-current and reverse connection protection

6.6 Sinusoidal Wave Frequency Output of TD1858 Portable Multifunction Calibrator

Range^[2]	Resolution	Uncertainty (K=2) (23±5)°C
10.0000 Hz ≤ F ≤ 99.9999 Hz	0.1 mHz	0.01%
100.000 Hz ≤ F ≤ 999.999 Hz	1 mHz	0.01%
1.000 00kHz ≤ F ≤ 9.999 99kHz	10 mHz	0.01%
10.000 0 kHz ≤ F ≤ 20.000 0 kHz	0.1 Hz	0.01%
Note [2]: The output mode is AC voltage or AC current.

6.7 Pulse Frequency Output of TD1858 Portable Multifunction Calibrator

Range [3]	Resolution	Uncertainty (K=2) (23±5)°C	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
Note [3]：The output type is TTL level.

6.8 Thermocouple Output (optional) of TD1858 Portable Multifunction Calibrator

Type	Range[4] [5] °C		Uncertainty (K=2) (°C) @ (23±5)°C^[6]
Type	Min	Max	90 days	1 year
J	-210	-100	0.32	0.40
	-100	760	0.16	0.20
	760	1200	0.28	0.35
K	-200	-100	0.40	0.50
	-100	120	0.20	0.25
	120	1370	0.36	0.45
T	-200	-150	0.80	1.00
T	-150	400	0.16	0.20
R	-50	250	1.20	1.50
R	250	1760	0.72	0.90
S	-50	250	1.20	1.50
S	250	1760	0.72	0.90
B	410	1820	1.12	1.40
N	-200	-100	0.64	0.80
	-100	410	0.28	0.35
	410	1300	0.36	0.45
E	-250	-100	0.64	0.80
	-100	650	0.16	0.20
	650	1000	0.20	0.25
Note [4]: temperature display resolution: 0.01 °C; Note [5]: Internal resistance of output source: 10 Ω; Note [6]: thermocouple error is not included. Note [7]: Use external compensation, J, K, T, R, S, B, N, E conform to ITS-90 international temperature standard.

7. Ordering Information of TD1858 Portable Multifunction Calibrator

TD1858 Portable Multifunction Calibrator Ordering Information

8. General Specifications of TD1858 Portable Multifunction Calibrator

Power supply	AC (220±22) V，(50±2) Hz
Maximum power consumption	500 VA
Warm up time	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
Altitude	<3000 m
Communication interface	RS232×1, LAN×1, USB×1
Dimensions	210 mm(W)× 365 mm (D) ×266 mm (H)，excluding handles and feets.
Dimensions
Weight	About 9.5 kg