Laboratory Tempsens Calibration Centre, A Division of Tempsens Instruments
(I) Pvt. Ltd., B-188 A, M.I.A., Road No. 5, Udaipur, Rajasthan
Accreditation Standard ISO/IEC 17025: 2005
Certificate Number CC-2840 (In lieu of C-0321) Page 1 of 5
Validity 25.10.2018 to 24.10.2020 Last Amended on -
Sl. Quantity Measured / Range/Frequency *Calibration Measurement Remarks
Instrument Capability (±)
THERMAL CALIBRATION
I. TEMPERATURE
1. Contact Thermometry Approx (-) 196 ºC 0.05 °C Using digital
RTD, Thermocouples, thermometer & SPRT
with or without with LN2 comparator
Temperature Indicator/
Recorder / Controller Using digital
& Digital (-)80 ºC to 0 ºC 0.03 °C thermometer & SPRT
$
Thermometer with Liquid Bath
0 ºC to 250 ºC 0.04 °C Using digital
thermometer & SPRT
with Liquid Bath
250 ºC to 650 ºC 0.12 °C Using digital
thermometer & SSPRT
with Dry Block Furnace
650 ºC to 1200 ºC 1.30 °C Using digital
thermometer &
Thermocouple with Dry
Block Furnace
1200 ºC to 1600 ºC 2.60 °C Using digital
thermometer &
Thermocouple with Dry
Block Furnace
Vishal Shukla Avijit Das
Convenor Program Manager
Laboratory Tempsens Calibration Centre, A Division of Tempsens Instruments
(I) Pvt. Ltd., B-188 A, M.I.A., Road No. 5, Udaipur, Rajasthan
Accreditation Standard ISO/IEC 17025: 2005
Certificate Number CC-2840 (In lieu of C-0321) Page 2 of 5
Validity 25.10.2018 to 24.10.2020 Last Amended on -
Sl. Quantity Measured / Range/Frequency *Calibration Measurement Remarks
Instrument Capability (±)
2. Non Contact 0 ºC to 250 ºC 1.50 °C Using Digital
Thermometry Thermometer & PRT
& with BB Source
Infrared
Thermometers, 250 ºC to 500 ºC 2.40 °C Using Digital
Pyrometers, Thermal Thermometer & PRT
$
Imagers with BB Source
500 ºC to 1500 ºC 2.50 °C Using Pyrometer with
Black Body Source
1500 ºC to 1700 ºC 3.20 °C Using Pyrometer with
Black Body Source
1700 ºC to 2700 ºC 4.00 °C Using Pyrometer with
Black Body Source
2700 ºC to 2900 ºC 4.00 °C Using Pyrometer with
Black Body Source
Vishal Shukla Avijit Das
Convenor Program Manager
Laboratory Tempsens Calibration Centre, A Division of Tempsens Instruments
(I) Pvt. Ltd., B-188 A, M.I.A., Road No. 5, Udaipur, Rajasthan
Accreditation Standard ISO/IEC 17025: 2005
Certificate Number CC-2840 (In lieu of C-0321) Page 3 of 5
Validity 25.10.2018 to 24.10.2020 Last Amended on -
Sl. Quantity Measured / Range/Frequency *Calibration Measurement Remarks
Instrument Capability (±)
3. Calibration of SPRT,
SSPRT, PRT,
Thermocouple at Fixed
$
Point of
Triple Point of Water 0.01°C 3.8 m°C Using Resistance
Bridge & SPRT with
TPW Cell &
Maintenance Apparatus
Melting Point of 29.7646°C 6.5 m°C Using Resistance
Gallium Bridge & SPRT with Ga
Cell & Maintenance
Apparatus
Melting Point of Tin 231.928°C 6.5 m°C Using Resistance
Bridge & SPRT with Sn
Cell & Maintenance
Apparatus
Melting Point of Zinc 419.527°C 7.1 m°C Using Resistance
Bridge & SPRT with Zn
Cell & Maintenance
Apparatus
Melting Point of 660.323°C 7.5 m°C Using Resistance Bridge
Aluminum & SPRT with Al Cell &
Maintenance Apparatus
Calibration of
Thermocouple at
Secondary Fixed Point
$
of Melting Point of 1064.18 °C 0.72°C Using Pure Gold Wire,
Gold Furnace & 6.5 DMM
( Wire Bridge Method )
Melting Point of 1554.8 °C 0.83°C Using Pure Gold Wire,
Palladium Furnace & 6.5 DMM
(Wire Bridge Method )
Vishal Shukla Avijit Das
Convenor Program Manager
Laboratory Tempsens Calibration Centre, A Division of Tempsens Instruments
(I) Pvt. Ltd., B-188 A, M.I.A., Road No. 5, Udaipur, Rajasthan
Accreditation Standard ISO/IEC 17025: 2005
Certificate Number CC-2840 (In lieu of C-0321) Page 4 of 5
Validity 25.10.2018 to 24.10.2020 Last Amended on -
Sl. Quantity Measured / Range/Frequency *Calibration Measurement Remarks
Instrument Capability (±)
4. Temperature Of (-) 25°C to 0 °C 0.07 °C Using digital
Contact Thermometry thermometer & SSPRT
♣
Type Sensor with Dry Block
( RTD’s,
Thermocouples, With 0°C to 140°C 0.04°C Using digital
Or Without Indicator, thermometer & SSPRT
Recorder, Controller & with Dry Block
Digital Thermometer )
140°C to 250°C 0.09 °C Using digital
thermometer & SSPRT
with Liquid Bath
250°C to 650°C 0.12 °C Using digital
thermometer & SSPRT
with Dry Block Furnace
650°C to 1200°C 1.30 °C Using digital
thermometer &
Thermocouple with Dry
Block Furnace
5. Non Contact 0°C to 250°C 1.50 °C Using PRT with BB
Thermometry Infrared Furnace
Thermometers,
♣
Pyrometers 250°C to 500°C 2.40 °C Using PRT with BB
Furnace
500°C to 1200°C 2.5 °C Using Pyrometer with
Tempsens BB Furnace
6. Calibration of Oven, (-)80°C to 200°C 2.8 °C Using 9 nos. of PRT
♣
Furnaces, Chambers with Multichannel
Datalogger
200°C to 1200°C 4.1 °C Using 9 nos. of T/C with
Multichannel Datalogger
Vishal Shukla Avijit Das
Convenor Program Manager
Laboratory Tempsens Calibration Centre, A Division of Tempsens Instruments
(I) Pvt. Ltd., B-188 A, M.I.A., Road No. 5, Udaipur, Rajasthan
Accreditation Standard ISO/IEC 17025: 2005
Certificate Number CC-2840 (In lieu of C-0321) Page 5 of 5
Validity 25.10.2018 to 24.10.2020 Last Amended on -
Sl. Quantity Measured / Range/Frequency *Calibration Measurement Remarks
Instrument Capability (±)
7. Temperature (-)80°C to 650°C 0.20 ºC Using digital
Indicators with sensor thermometer & SSPRT
of temperature Baths,
#
Furnaces, Ovens 650°C to 1200°C 1.70 ºC Using digital
thermometer &
Thermocouple
1200°C to 1600°C 3.0 ºC
Using digital
thermometer &
Thermocouple
8. Temperature 0°C to 1700°C 3.0 ºC Using master Pyrometer
Indicators with sensor
of Black Bodies
#
Furnaces
9. Calibration of Black 0°C to 500°C 2.3 ºC Using Master Pyrometer
#
Body Furnace 500°C to 1700°C 5.2 ºC
* Measurement Capability is expressed as an uncertainty () at a confidence probability of 95%
$
Only in Permanent Laboratory
♣
Only for Site Calibration
#
The laboratory is also capable for site calibration however, the uncertainty at site depends on the
prevailing actual environmental conditions and master equipment used.
Vishal Shukla Avijit Das
Convenor Program Manager
