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Products - Calibration Equipments for Pressure |
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Sushma Deadweight Testers
(Pressure Balances)
Ideal for calibration of Pressure calibrators, Transfer standards Pressure
Transducers & Transmitters, gauges, switches
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Manufactured under
license from
“NPL India (CSIR)
Know how” |
Calibration Certificate from NABL
Accredited Laboratory as per ISO 17025
(Similar to UHAS, DKD, A2LA)
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- Primary Pressure standard
- Most Comprehensive Pressure range.: -1 bar to 1100 bar
Hydraulic or Pneumatic models depending on the range.
- Accuracy including measurement uncertainty ≤
0.01% of measured value from 10% of the range.
- Manufactured to very highest standards.
- Traceability: NPL India, UKAS
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Single Piston Models |
Model
No. |
Range
In Bar |
Dead
Weights |
SA 1800-1A |
1 to 35 |
35 kg |
SA 1800-1B |
1 to 55 |
55 kg |
SA 1800-2A |
5 to 175 |
35 kg |
SA 1800-2B |
5 to 275 |
55 kg |
SA 1800-3A |
10 to 350 |
35 kg |
SA 1800-3B |
10 to 550 |
35 kg |
SA 1800-4A |
20 to 700 |
55 kg |
SA 1800-4B |
20 to 1100 |
55 kg |
Dual Piston |
SA 1800-5A |
1 to 275 |
35 kg |
SA 1800-5B |
1 to 550 |
55 kg |
SA 1800-6A |
1 to 700 |
35 kg |
SA 1800-6B |
1 to 1100 |
55 kg |
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Single Piston Models |
Model No. |
Range In Bar |
Dead Weights |
SA 3900-1 |
0.1 to 1 |
10 kg |
SA 3900-2 |
0.1 to 2 |
20 kg |
SA 3900-3 |
0.1 to 5 |
11 kg |
SA 3900-4 |
0.5 to 35 |
35 kg |
Negative pressure model with vacuum medium can be incorporated in the above series |
SA 3900-V |
(-) 100 to (-) 1000 n bar |
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Dead weight tester of different range than above Differential Dead, weight Tester, Absolute Dead weight tester depending on customer requirement |
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Accuracy |
Material of
Piston Cylinder |
Material of Weights |
0.01% |
Tungsten carbide |
Non-magnetic stainless steel |
0.015% |
Tungsten carbide |
0.03% |
Hardened Martensitic Stainless Steel Cylinder,
Tungsten carbide Piston
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0.1% |
Hardened Martensitic Stainless Steel |
Phosphated steel |
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Material of Piston/Cylinder may vary depending on the range. |
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Sushma Digital Pressure Calibrator |
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- Calibration Certificate from NABL Accredited Laboratory
- Built-in pressure transducer of the required range.
- ± 0.025% full scale Accuracy for Pressure
- Rechargeable batteries * Rs 232 Interface
- Measures : Pressure and mA, / V or mV
- Suitable to use with external hand calibration pump or dead weight tester for pressure generation.
- Selectable engineering units for Pressure: mbar bar, kPa, Mpa, Kg/cm2, or mm of Hg
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| Ranges available: - 100 to -1000 mabar, 0 – 1 bar, 0 – 2 bar, 0 – 5 bar, 0 - 10 bar, 0 – 20 bar, 0 – 50 bar, 0 – 100 bar, 0 - 200 bar, 0 – 500 bar & 0 - 700 bar |
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