Form 73
RECOMMENDED SCOPE OF ACCREDITATION
(For Calibration Laboratories)
Name of the Laboratory: Date(s) of Visit: 22.02.2025 to 23.02.2025
Young Engg. & Calibration Services Pvt. Ltd., Howrah
Discipline: Thermal Facility: Permanent Location: KAMARDANGA ROAD,
(Temperature) ICHAPUR, HOWRAH, WEST BENGAL, INDIA
SI *Measurand or Calibration or Measureme Calibration and Measurement Capability **
Reference Material/ Measurement nt range
Type of instrument Method or and Claimed Observed Recomm Assessment
or material to be
procedure additional by CAB by ended by Technique
calibrated or
measured/ Quantity
parameters Assessor Assessor used by
Measured / where Assessor(s)
(Calibration Witness /
Instrument applicable
Document review
(Range and /Interviewing / File
Frequency) Review (Record
Review
5 Deep Freezer, Using RTD and Precision (-) 80 °C to 100 2.63 °C 1.2 °C 1.2°C Test/
Refrigerator, Incubator Thermometer (Minimum 9 ºC Calibration
(Non-medical purpose), sensor) by Multi Position Witness
Autoclave (non-medical Method
purpose), Air Oven,
Furnace, Temperature
Bath, Thermal
Chamber
6 Deep Freezer, Using RTD and Precision (-)196 ºC to 1.25 °C 1.2 °C 1.2°C Test/
Refrigerator, Thermometer (Minimum 9 (-)80 ºC Calibration
Temperature Bath, sensor) by Multi Position Witness
Thermal Chamber, Method
Thermal / Cryogenic
Tank
7 Dry Block Calibrators / Using Two R Type 600°C to 1.1 °C 1.002 °C 1.1 °C Test/ Calibration
Chamber Thermocouple with 1200°C Witness
Precision Thermometer
by Comparison Method
as per EURAMET CG No.
13
8 Dry Block Calibrators / Using Two R Type 1200°C to 1.2°C 1.002°C 1.2 °C Test/ Calibration
Chamber Thermocouple with 1500°C Witness
Precision Thermometer
by Comparison Method
as per EURAMET CG No.
13
9 Infrared Thermometer / Using Non-Contact 50 ºC to 300 3.2 °C Not 3.2 °C Adequate through
Pyrometer Thermometer & Black ºC Witnessed File Review
Body Source (Emissivity: Recommended
0.95) by Comparison the existing scope
Method
10 Infrared Thermometer / Using Non-Contact 300 ºC to 500 3.5 °C 3.5 °C 3.5 °C Test/ Calibration
Pyrometer Thermometer & Black ºC Witness
Body Source (Emissivity:
0.95) by Comparison
Method
11 Infrared Thermometer / Using Non-Contact 500 ºC to 1200 5.4 °C 4.15 °C 5.4 °C Test/ Calibration
Pyrometer Thermometer & Black ºC Witness
Body Source (Emissivity:
0.99) by Comparison
Method
12 Infrared Thermometer / Using Non-Contact (-)10 ºC to 120 0.45 °C 2.06 °C 2.06 °C Test/ Calibration
Pyrometer Thermometer & Black ºC Witness
Body Source (Emissivity:
0.95) by Comparison
Method
13 Liquid Baths/ Dry Using Two SSPRT (-)80 ºC to 50 0.15 °C 0.076 °C 0.15 °C Test/ Calibration
Block Calibrators / with Precision ºC Witness
Chamber/ Ovens Thermometer by
Comparison Method as
per EURAMET CG No. 13
14 Liquid Baths/ Dry Using Two SSPRT 250 ºC to 600 0.25 °C 0.077 °C 0.25 °C Test/ Calibration
Block Calibrators / with Precision ºC Witness
Chamber/ Ovens Thermometer by
Comparison Method as
per EURAMET CG No. 13
15 Liquid Baths/ Dry Using Two SSPRT 50 ºC to 250 ºC 0.15 °C 0.08 °C 0.15 °C Test/ Calibration
Block Calibrators / with Precision Witness
Chamber/ Ovens Thermometer by
Comparison Method as
per EURAMET CG No. 13
16 Liquid in Glass Using SPRT with 150 ºC to 250 0.09 °C 0.09 °C 0.09 °C Test/ Calibration
Thermometer Precision Thermometer & ºC Witness
Liquid Bath by
Comparison Method
17 Liquid in Glass Using SPRT with (-)80 ºC to 50 0.05 °C 0.06 °C 0.06 °C Test/ Calibration
Thermometer Precision Thermometer & ºC Witness
Liquid Bath by
Comparison Method
18 Liquid in Glass Using SPRT with 50 ºC to 150 ºC 0.07 °C 0.046 °C 0.07 °C Test/ Calibration
Thermometer Precision Thermometer & Witness
Liquid Bath by
Comparison Method
19 Liquid in Glass Using SPRT with 250 ºC to 500 0.25 °C 0.37 °C 0.37 °C Test/ Calibration
Thermometer Precision Thermometer & ºC Witness
Liquid Bath by
Comparison Method
20 RTD/ Thermocouple Using SPRT with 250 ºC to 600 0.16 °C 0.3 °C 0.3 °C Test/ Calibration
With or Without Precision Thermometer & ºC Witness
Temperature Indicator / Dry Block Calibrator by
Controller / Recorder / Comparison Method
Temperature Gauge
/Temperature
Controller Switch with
Indicator /Digital
Thermometer With
Sensor
21 RTD/ Thermocouple Using SPRT with (-)80 °C to 50 0.04 °C 0.04 °C 0.04 °C Test/ Calibration
With or Without Precision Thermometer & °C Witness
Temperature Indicator / Liquid Bath by
Controller / Recorder / Comparison Method
Temperature Gauge
/ Temperature
Controller Switch with
Indicator /Digital
Thermometer With
Sensor
22 RTD/ Thermocouple Using SPRT with 150 °C to 250 0.07 °C 0.07 °C 0.07 °C Test/ Calibration
With or Without Precision Thermometer & °C Witness
Temperature Indicator / Liquid Bath by
Controller / Recorder / Comparison Method
Temperature Gauge
/ Temperature
Controller Switch with
Indicator /Digital
Thermometer With
Sensor
23 RTD/ Thermocouple Using SPRT with (-)196 °C 0.1 °C 0.1 °C 0.1 °C Test/ Calibration
With or Without Precision Thermometer & Witness
Temperature Indicator / Liquid Bath by
Controller / Recorder / Comparison Method
Temperature Gauge
/ Temperature
Controller Switch with
Indicator /Digital
Thermometer With
Sensor
24 RTD/ Thermocouple Using SPRT with 50 °C to 150 0.05 °C 0.032 °C 0.05 °C Test/ Calibration
With or Without Precision Thermometer & °C Witness
Temperature Indicator / Liquid Bath by
Controller / Recorder / Comparison Method
Temperature Gauge
/ Temperature
Controller Switch with
Indicator /Digital
Thermometer With
Sensor
25 Temperature Indicator/ Using SPRT with 100 °C to 300 0.07 °C 0.07 °C 0.07 °C Test/ Calibration
Controller / Precision °C Witness
Recorder with sensor Thermometer by
of Block Furnace/ Comparison Method
Bath/ Oven / Thermal
Chamber (Single
Position)
26 Temperature Indicator/ Using SPRT with 300 ºC to 600 0.07 °C 0.08 °C 0.08 °C Test/ Calibration
Controller / Recorder Precision Thermometer ºC Witness
with sensor of Block by Comparison Method
Furnace/ Bath /Oven /
Thermal Chamber
(Single Position)
27 Temperature Indicator/ Using SPRT with (-)196 ºC to 0.12 °C 0.076 °C 0.12 °C Test/ Calibration
Controller / Recorder Precision Thermometer (-)80 ºC Witness
with sensor of Deep by Comparison Method
freezer/ Refrigerator/
Bath / Thermal
Chamber (Single
Position)
28 Temperature Indicator/ Using SPRT with (-)80 ºC to 100 0.08 °C 0.08 °C 0.08 °C Test/ Calibration
Controller / Recorder Precision Thermometer ºC Witness
with sensor of Deep by Comparison Method
freezer/ Refrigerator/
Recorder/ Block
Furnace/ Bath /
Thermal Chamber
(Single Position)
29 Temperature Indicator/ Using R-Type 600 ºC to 1200 1.1 °C 1.12 °C 1.12 °C Test/ Calibration
Controller/ Recorder Thermocouple with ºC Witness
with sensor of Furnace/ Precision Thermometer
Bath/ Thermal by Comparison Method
Chamber (Single
Position)
30 Temperature Indicator/ Using R-Type 1200 ºC to 1.2 °C 1.12 °C 1.2 °C Test/ Calibration
Controller/ Recorder Thermocouple with 1500 ºC Witness
with sensor of Block Precision Thermometer
Furnace/ Bath/ Thermal by Comparison Method
Chamber (Single
Position)
31 Thermal Chamber, Using RTD with 100 ºC to 350 3.05 °C 3.05 °C 3.05 °C Test/ Calibration
Incubator (Non-medical Precision Thermometer ºC Witness
purpose), Autoclave (Minimum 9 sensor) by
(Non-medical purpose), Multi Position Method
Air Oven, Furnace,
Temperature Bath,
Temperature Calibrator
32 Thermal Chamber, Using N type 350 ºC to 1200 6.9 °C 6.9 °C 6.9 °C Test/ Calibration
Furnace, Temperature Thermocouple with ºC Witness
Calibrator / Precision Thermometer
Temperature Bath (Minimum 9 sensors) by
Multi Position Method
33 Thermal Imager Using Non-Contact (-)10 ºC to 120 0.45 °C 2.06 °C 2.06 °C Test/ Calibration
(Temperature only) Thermometer & IR ºC Witness
Calibrator (Emissivity:
0.95) as per ASTM E2847
by comparison method
34 Thermocouple With or Using R type 1200 °C to 2.0 °C 2.2 °C 2.2 °C Test/ Calibration
Without Temperature Thermocouple with 1500 °C Witness
Indicator / Controller / Precision Thermometer &
Recorder / Dry Block Calibrator by
Temperature Gauge / Comparison Method
Temperature Controller
Switch with Indicator
/Digital Thermometer
With Sensor
35 Thermocouple With or Using R type 600 °C to 1200 1.4 °C 0.97 °C 1.4 °C Test/ Calibration
Without Temperature Thermocouple °C Witness
Indicator / Controller / with Precision
Recorder / Thermometer &
Temperature Gauge / Dry Block Calibrator by
Temperature Controller Comparison Method
Switch with Indicator
/Digital Thermometer
With Sensor
*For Electro technical discipline, scope shall be recommended parameters wise, for Fluid Flow discipline it shall be
range wise where as for other disciplines scope shall be recommended DUC wise.
** CMCs represent expanded uncertainties expressed at approximately the 95 % level of confidence, using a
coverage factor of k = 2. NABL 143 shall be referred for the recommendation of CMC.
(Mr. Anirban Das) (Mr. Alok Sain) (Mr. Himadri Roy)
Signature, Date & Name of CAB Signature, Date & Name of Signature, Date & Name of
Representative Assessor(s) Lead Assessor
Form 73
RECOMMENDED SCOPE OF ACCREDITATION
(For Calibration Laboratories)
Name of the Laboratory: Date(s) of Visit: 22.02.2025 to 23.02.2025
Young Engg. & Calibration Services Pvt. Ltd., Howrah
Discipline: Thermal Facility: Site Location: KAMARDANGA ROAD,
(Temperature) ICHAPUR, HOWRAH, WEST BENGAL, INDIA
SI *Measurand or Calibration or Measureme Calibration and Measurement Capability **
Reference Material/ Measurement nt range
Type of instrument Method or and
or material to be Claimed Observed Recomm Assessment
procedure additional by CAB by ended by Technique
calibrated or
measured/ Quantity
parameters Assessor Assessor used by
where Assessor(s)
Measured / (Calibration Witness /
Instrument applicable
Document review
(Range and /Interviewing / File
Frequency) Review (Record
Review
5 Deep Freezer, Using RTD and Precision (-) 80 °C to 100 2.63 °C 1.2 °C 1.2°C Test/
Refrigerator, Incubator Thermometer (Minimum 9 ºC Calibration
(Non-medical purpose), sensor) by Multi Position Witness
Autoclave (non-medical Method
purpose), Air Oven,
Furnace, Temperature
Bath, Thermal
Chamber
6 Deep Freezer, Using RTD and Precision (-)196 ºC to 1.25 °C 1.2 °C 1.2°C Test/
Refrigerator, Thermometer (Minimum 9 (-)80 ºC Calibration
Temperature Bath, sensor) by Multi Position Witness
Thermal Chamber, Method
Thermal / Cryogenic
Tank
7 Dry Block Calibrators / Using Two R Type 600°C to 1.1 °C 1.002 °C 1.1 °C Test/ Calibration
Chamber Thermocouple 1200°C Witness
with Precision
Thermometer by
Comparison Method as
per EURAMET CG No. 13
8 Dry Block Calibrators / Using Two R Type 1200°C to 1.2°C 1.002°C 1.2 °C Test/ Calibration
Chamber Thermocouple 1500°C Witness
with Precision
Thermometer by
Comparison Method as
per EURAMET CG No. 13
9 Infrared Thermometer / Using Non-Contact 50 ºC to 300 3.2 °C Not 3.2 °C Adequate through
Pyrometer Thermometer & Black ºC Witnessed File Review
Body Source (Emissivity: Recommended
0.95) by Comparison the existing scope
Method
10 Infrared Thermometer / Using Non-Contact 300 ºC to 500 3.5 °C 3.5 °C 3.5 °C Test/ Calibration
Pyrometer Thermometer & Black ºC Witness
Body Source (Emissivity:
0.95) by Comparison
Method
11 Infrared Thermometer / Using Non-Contact 500 ºC to 1200 5.4 °C 4.15 °C 5.4 °C Test/ Calibration
Pyrometer Thermometer & Black ºC Witness
Body Source (Emissivity:
0.99) by Comparison
Method
12 Infrared Thermometer / Using RTD with Precision (-)15 ºC to 120 0.45 °C 0.43 °C 0.45 °C Test/ Calibration
Pyrometer Thermometer & Black ºC Witness
Body Source (Emissivity:
0.9 to 1.0) by Comparison
Method
13 Liquid Baths/ Dry Using Two SSPRT (-)80 ºC to 50 0.15 °C 0.076 °C 0.15 °C Test/ Calibration
Block Calibrators / with Precision ºC Witness
Chamber/ Ovens Thermometer by
Comparison Method as
per EURAMET CG No. 13
14 Liquid Baths/ Dry Using Two SSPRT 250 ºC to 600 0.25 °C 0.077 °C 0.25 °C Test/ Calibration
Block Calibrators / with Precision ºC Witness
Chamber/ Ovens Thermometer by
Comparison Method as
per EURAMET CG No. 13
15 Liquid Baths/ Dry Using Two SSPRT 50 ºC to 250 ºC 0.15 °C 0.08 °C 0.15 °C Test/ Calibration
Block Calibrators / with Precision Witness
Chamber/ Ovens Thermometer by
Comparison Method as
per EURAMET CG No. 13
16 Liquid in Glass Using SPRT with 150 ºC to 250 0.09 °C 0.09 °C 0.09 °C Test/ Calibration
Thermometer Precision Thermometer & ºC Witness
Liquid Bath by
Comparison Method
18 Liquid in Glass Using SPRT with 50 ºC to 150 ºC 0.07 °C 0.046 °C 0.07 °C Test/ Calibration
Thermometer Precision Thermometer & Witness
Liquid Bath by
Comparison Method
20 RTD/ Thermocouple Using SPRT with 250 ºC to 600 0.16 °C 0.3 °C 0.3 °C Test/ Calibration
With or Without Precision Thermometer & ºC Witness
Temperature Indicator / Dry Block Calibrator by
Controller / Recorder / Comparison Method
Temperature Gauge
/Temperature
Controller Switch with
Indicator /Digital
Thermometer With
Sensor
21 RTD/ Thermocouple Using SPRT with (-)80 °C to 50 0.04 °C 0.04 °C 0.04 °C Test/ Calibration
With or Without Precision Thermometer & °C Witness
Temperature Indicator / Liquid Bath by
Controller / Recorder / Comparison Method
Temperature Gauge
/ Temperature
Controller Switch with
Indicator /Digital
Thermometer With
Sensor
22 RTD/ Thermocouple Using SPRT with 150 °C to 250 0.07 °C 0.07 °C 0.07 °C Test/ Calibration
With or Without Precision Thermometer & °C Witness
Temperature Indicator / Liquid Bath by
Controller / Recorder / Comparison Method
Temperature Gauge
/ Temperature
Controller Switch with
Indicator /Digital
Thermometer With
Sensor
23 RTD/ Thermocouple Using SPRT with (-)196 °C 0.1 °C 0.1 °C 0.1 °C Test/ Calibration
With or Without Precision Thermometer & Witness
Temperature Indicator / Liquid Bath by
Controller / Recorder / Comparison Method
Temperature Gauge
/ Temperature
Controller Switch with
Indicator /Digital
Thermometer With
Sensor
24 RTD/ Thermocouple Using SPRT with 50 °C to 150 0.05 °C 0.032 °C 0.05 °C Test/ Calibration
With or Without Precision Thermometer & °C Witness
Temperature Indicator / Liquid Bath by
Controller / Recorder / Comparison Method
Temperature Gauge
/ Temperature
Controller Switch with
Indicator /Digital
Thermometer With
Sensor
25 Temperature Indicator/ Using SPRT with 100 °C to 300 0.07 °C 0.07 °C 0.07 °C Test/ Calibration
Controller / Precision °C Witness
Recorder with sensor Thermometer by
of Block Furnace/ Comparison Method
Bath/ Oven / Thermal
Chamber (Single
Position)
26 Temperature Indicator/ Using SPRT with 300 ºC to 600 0.07 °C 0.08 °C 0.08 °C Test/ Calibration
Controller / Recorder Precision Thermometer ºC Witness
with sensor of Block by Comparison Method
Furnace/ Bath /Oven /
Thermal Chamber
(Single Position)
27 Temperature Indicator/ Using SPRT with (-)196 ºC to 0.12 °C 0.076 °C 0.12 °C Test/ Calibration
Controller / Recorder Precision Thermometer (-)80 ºC Witness
with sensor of Deep by Comparison Method
freezer/ Refrigerator/
Bath / Thermal
Chamber (Single
Position)
28 Temperature Indicator/ Using SPRT with (-)80 ºC to 100 0.08 °C 0.08 °C 0.08 °C Test/ Calibration
Controller / Recorder Precision Thermometer ºC Witness
with sensor of Deep by Comparison Method
freezer/ Refrigerator/
Recorder/ Block
Furnace/ Bath /
Thermal Chamber
(Single Position)
29 Temperature Indicator/ Using R-Type 600 ºC to 1200 1.1 °C 1.12 °C 1.12 °C Test/ Calibration
Controller/ Recorder Thermocouple with ºC Witness
with sensor of Furnace/ Precision Thermometer
Bath/ Thermal by Comparison Method
Chamber (Single
Position)
30 Temperature Indicator/ Using R-Type 1200 ºC to 1.2 °C 1.12 °C 1.2 °C Test/ Calibration
Controller/ Recorder Thermocouple with 1500 ºC Witness
with sensor of Block Precision Thermometer
Furnace/ Bath/ Thermal by Comparison Method
Chamber (Single
Position)
31 Thermal Chamber, Using RTD with 100 ºC to 350 3.05 °C 3.05 °C 3.05 °C Test/ Calibration
Incubator (Non-medical Precision Thermometer ºC Witness
purpose), Autoclave (Minimum 9 sensor) by
(Non-medical purpose), Multi Position Method
Air Oven, Furnace,
Temperature Bath,
Temperature Calibrator
32 Thermal Chamber, Using N type 350 ºC to 1200 6.9 °C 6.9 °C 6.9 °C Test/ Calibration
Furnace, Temperature Thermocouple with ºC Witness
Calibrator / Precision Thermometer
Temperature Bath (Minimum 9 sensors) by
Multi Position Method
33 Thermal Imager Using IR Calibrator (-)15 ºC to 120 0.45 °C 0.43 °C 0.45 °C Test/ Calibration
(Temperature only) (Emissivity: 0.9 ºC Witness
to 1.0) and RTD sensor
with Indicator as per
ASTM E2847 by
comparison method
34 Thermocouple With or Using R type 1200 °C to 2.0 °C 2.2 °C 2.2 °C Test/ Calibration
Without Temperature Thermocouple with 1500 °C Witness
Indicator / Controller / Precision Thermometer &
Recorder / Dry Block Calibrator by
Temperature Gauge / Comparison Method
Temperature Controller
Switch with Indicator
/Digital Thermometer
With Sensor
35 Thermocouple With or Using R type 600 °C to 1200 1.4 °C 0.97 °C 1.4 °C Test/ Calibration
Without Temperature Thermocouple °C Witness
Indicator / Controller / with Precision
Recorder / Thermometer &
Temperature Gauge / Dry Block Calibrator by
Temperature Controller Comparison Method
Switch with Indicator
/Digital Thermometer
With Sensor
*For Electro technical discipline, scope shall be recommended parameters wise, for Fluid Flow discipline it shall be
range wise where as for other disciplines scope shall be recommended DUC wise.
** CMCs represent expanded uncertainties expressed at approximately the 95 % level of confidence, using a
coverage factor of k = 2. NABL 143 shall be referred for the recommendation of CMC.
(Mr. Anirban Das) (Mr. Alok Sain) (Mr. Himadri Roy)
Signature, Date & Name of CAB Signature, Date & Name of Signature, Date & Name of
Representative Assessor(s) Lead Assessor
