CLAS Certificate Number 2013-02

Interweigh Systems Inc.

51 Bentley Street
Markham, Ontario
Canada L3R 3L1

5315 Tomken Road, Unit #1
Mississauga, Ontario
Canada L4W 1P5

Contact

Peter Eby
Emailpeter@interweigh.ca

Clients served

  • All interested parties. Some calibration services are available on-site. These services are indicated in the "Remarks" column of the following pages.

Fields of calibration

  • Mechanical

SCC accreditation (ISO/IEC 17025)

  • Accredited Laboratory no. 782
  • First issued 2013-10-30
  • Issue 2.3e 2014-08-08

This scope of calibration and measurement capabilities (CMCs) is published by the NRC CLAS of the National Research Council of Canada (NRC) in close co-operation with the Laboratory Accreditation Program of the Standards Council of Canada (SCC), Canada's accreditation body for calibration and testing laboratories. The SCC accredits the capability of the named laboratory to perform the listed calibrations at the given Calibration and Measurement Capabilities (CMCs) (see Supplementary note C and note D) with traceability to the International System of Units (SI) or to standards acceptable to NRC CLAS.

Measured Quantity &
Range or Instrument
Calibration Measurement Capability
expressed as an uncertainty (±)
(See supplementary note)
Type of Service Remarks
Mass
30 kg
91 mg II Available at Markham Location

Calibrations are in accordance with ISI SOP: 7.5.1 D procedures

ISI Mass Standards meet ASTM E617 Class 1 tolerances. Calibrations available to meet tolerances up to OIML R 111 Class M1.
25 kg
90 mg
22.679618 kg
89 mg
20 kg
89 mg
10 kg
87 mg
5 kg
42 mg
3 kg
11 mg
2 kg
10 mg
1 kg
5 mg
679.618 g
4.3 mg
500 g
4.3 mg
300 g
4.2 mg
200 g
0.37 mg
100 g
0.30 mg
50 g
0.14 mg
30 g
0.087 mg
20 g
0.087 mg
10 g
0.059 mg
5 g
0.041 mg
3 g
0.041 mg
2 g
0.040 mg
1 g
0.040 mg
500 mg
0.021 mg
300 mg
0.019 mg
200 mg
0.017 mg
100 mg
0.018 mg
50 mg
0.023 mg
30 mg
0.028 mg
20 mg
0.020 mg
10 mg
0.015 mg
5 mg
0.023 mg
3 mg
0.020 mg
2 mg
0.021 mg
1 mg
0.028 mg
50 lb
89 mg
30 lb
87 mg
25 lb
91 mg
20 lb
88 mg
10 lb
30 mg
5 lb
10 mg
4 lb
9.1 mg
3.5 lb
8.7 mg
3 lb
9.0 mg
2.5 lb
9.0 mg
2 lb
5.3 mg
1 lb
4.4 mg
0.5 lb
5.1 mg
0.4 lb
0.35 mg
0.2 lb
0.20 mg
0.1 lb
0.12 mg
Measured Quantity &
Range or Instrument
Calibration Measurement Capability
expressed as an uncertainty (±)
(See supplementary note)
Type of Service Remarks
Scales and Balances
Weighing Systems
(0.01 mg resolution)
0 g to 80 g 0.18 mg II Available On-site and at Mississauga Location

ISI Mass Standards meet ASTM E617 Class 1 requirements, suitable for the calibration of Class I & II weighing systems.
(0.0001 g resolution)
0 g to 220 g 0.37 mg
(0.005 g resolution)
0 g to 1 kg 5.0 mg
(0.01 g resolution)
0 g to 3 kg 11 mg
(0.05 g resolution)
0 g to 5 kg 42 mg
(0.1 g resolution)
0 g to 30 kg 91 mg
Industrial Scales
(1 g resolution)
0 g to 6 kg 0.9 g II Available On-site and at Mississauga Location

ISI Mass Standards meet OIML R111 Class M1 requirements and/or meet the tolerances of Measurement Canada local standards, suitable for the calibration of Class III weighing systems.

Industrial Scales include Platform Scales, Bench Scales, Baggage Scales, Floor Scales, Dynamic Conveyor Scales, Hopper/Tank/Silo Scales, Tank Mounts, Rail Scales, Truck Scales, Crane Scales, or any scale with a platform base.
(2 g resolution)
0 g to 15kg 1.8 g
(5 g resolution)
0 g to 30 kg 4.3 g
(10 g resolution)
0 g to 60 kg 8.4 g
(20 g resolution)
0 g to 150 kg 19 g
(100 g resolution)
0 g to 500 kg 87 g
(200 g resolution)
0 g to 1 000 kg 180 g
(1 kg resolution)
0 kg to 5,000 kg 1 kg
(2 kg resolution)
0 kg to 10,000 kg 2 kg
(5 kg resolution)
0 kg to 20,000 kg 5 kg
(10 kg resolution)
0 kg to 100,000 kg 10 kg
(20 kg resolution)
0 kg to 120,000 kg 21 kg
(50 kg resolution)
0 kg to 180,000 kg 51 kg