TH0320 Reference Resistance Standard, 3 ppm/year, 1 mΩ ~ 10 MΩ

• Customization: Available
• After-sales Service: Life Time
• Warranty: 12 Months Excellent After-sales Service
• Model NO.: TH0320
• Application: Electromagnetic Instrument, Electrical Calibration
• Power: Electricity
• Customized: Non-Customized
• Long-term stability: 3 ppm/year (typical)
• Temperature coefficient: 0.2 ppm/°C
• Nominal resistance: 1 mΩ ~ 10 MΩ
• Transport Package: Package for Exporting
• Trademark: TUNKIA
• Origin: China
• Production Capacity: 1000
• Package Size: 18.00cm * 15.00cm * 9.00cm
• Package Gross Weight: 1.500kg

Product Description

TH0320 Reference Resistance Standard


1. Summary
TH0320 is a series of precision standard resistors, suitable for measuring a wide range of precision current, it can also be applied for calibrating multifunction calibrators, high precision digital multi-meter, etc.

2. Features
Long-term stability: 3 ppm/year (typical)
Temperature coefficient: 0.2 ppm/°C
Nominal resistance: 1 Ω ~ 10 MΩ 
Low thermal potential terminal
 No oil or air baths required
18°C ~ 28°C operating range
Small and rugged 

3. Applications
Calibrate high precision resistance meter
Calibrate standard resistance/precision resistance
Establish high precision current measurement system

☆ Calibrate Resistance Meter

Calibrate two-wire (≥ 10 MΩ) or four-wire (≤ 1 MΩ) resistance meters as standard resistors.
It can be used directly without placing in constant temperature oil tank or air tank.

 

☆Calibrate Standard/Precision Resistance

Calibrate precision resistance with precision resistance bridge (such as TH0210).

 

☆ Establish High Precision DC Measurement System

Establish the current measurement system with I/I transfer standard and precision voltmeter.

4. Specifications

Model	Nominal Resistance @ 23°C	Initial Deviation ( ±ppm )	Accuracy ( ±ppm )	Annual Stability ( ±ppm )	Temperature Coefficient ( ±ppm/°C )	Wiring
TH0320-1R	1 Ω	5	2.5	3	0.2	4W
TH0320-10R	10 Ω	5	2.5	3	0.2	4W
TH0320-100R	100 Ω	5	2.5	3	0.2	4W
TH0320-1kR	1 kΩ	5	2.5	3	0.2	4W
TH0320-10kR	10 kΩ	5	2.5	3	0.2	4W
TH0320-100kR	100 kΩ	5	2.5	3	0.2	2W
TH0320-1MR	1 MΩ	5	2.5	3	0.2	2W
TH0320-10MR	10 MΩ	10	5	6	0.2	2W

 

Model	Nominal Power( W )	Power Factor ( ±ppm/W )	Maximum Current ( A )	Maximum Voltage ( V )
TH0320-1R	0.5	10	707	0.707
TH0320-10R	0.1	10	100	1.00
TH0320-100R	0.1	10	31.6	3.16
TH0320-1kR	0.1	10	10	10
TH0320-10kR	0.1	10	3.16	31.6
TH0320-100kR	0.1	10	1	100
TH0320-1MR	0.1	10	0.316	316
TH0320-10MR	0.1	10	0.1	1000

5. General Specifications

Power supply	--
Temperature performance	Operating temperature: 18 °C ~ 28 °C; Storage temperature: -10 °C ~ 60 °C;
Humidity performance	Working humidity :(40%-60%) R·H, no condensation; Storage humidity: < 95% R·H, no condensation;
Weight	About 1 kg
Dimensions	100 mm(W) × 150 mm(D) × 70 mm (H) (excluding terminals and footpads)

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