- Overview
- Company Profile
Basic Info.
Model NO.
TH0340
Power
Electricity
Customized
Non-Customized
Long-term stability
5 ppm/year (typical)
Temperature coefficient
0.2 ppm/°C(typical)
Available wide range of resistance
1 Ω~10 kΩ
Transport Package
Package for Exporting
Specification
0.5Kg
Trademark
TUNKIA
Origin
China
Production Capacity
1000
Packaging & Delivery
Package Size
15.00cm * 15.00cm * 15.00cm
Package Gross Weight
1.000kg
Product Description
TH0340 AC Resistance Standard 
1. Summary
TH0340 is a series of reference temperature-controlled AC resistance standards. It's suitable for calibrating AC impedance meters (LCR).
2. Features
Available wide range of resistance values at 1 Ω, 10 Ω, 100 Ω, 1 kΩ, 10 kΩ.
Long-term stability: 5 ppm/year (typical)Temperature coefficient: 0.2 ppm/°C(typical)
Battery supply.
No oil or air baths required
18°C ~ 28°C operating range
Small and rugged 3. Specifications
4. General Specifications
1. Summary
TH0340 is a series of reference temperature-controlled AC resistance standards. It's suitable for calibrating AC impedance meters (LCR).
2. Features
Available wide range of resistance values at 1 Ω, 10 Ω, 100 Ω, 1 kΩ, 10 kΩ.
Long-term stability: 5 ppm/year (typical)Temperature coefficient: 0.2 ppm/°C(typical)
Battery supply.
No oil or air baths required
18°C ~ 28°C operating range
Small and rugged
3.1 AC Resistance
| Model | Nominal Resistance(Ω) | Initial Deviation (±ppm) | Accuracy (±ppm) | Annual Stability (±ppm) |
| TH0340-1R | 1 | 3 | 1.5 | 5 |
| TH0340-10R | 10 | 3 | 1.5 | 5 |
| TH0340-100R | 100 | 3 | 1.5 | 5 |
| TH0340-1kR | 1k | 3 | 1.5 | 5 |
| TH0340-10kR | 10k | 3 | 1.5 | 5 |
3.2 Auxiliary Performance
| Model | Maximum Operating Current (mA) | Temperature Coefficient (±ppm/°C) | AC/DC Difference @ 1 kHz (±ppm) |
| TH0340-1R | 316 | 0.5 | 30 |
| TH0340-10R | 100 | 0.5 | 15 |
| TH0340-100R | 32 | 0.2 | 5 |
| TH0340-1kR | 10 | 0.2 | 5 |
| TH0340-10kR | 3.2 | 0.2 | 10 |
4. General Specifications
| Power supply | Battery, at least for 7 hours. |
| Temperature performance | Operating temperature: 18 °C ~ 28 °C; Storage temperature: -10 °C ~ 55 °C; |
| Humidity performance | Working humidity: (40%-60%) R·H, no condensation; Storage humidity: <95% R·H, no condensation; |
| Weight | About 0.5 kg |
| Dimensions | 100 mm (W) × 100 mm (D) × 104 mm (H) (excluding terminals and footpads) |
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