Field Inspection Manual — Non-Automatic Weighing Devices

Part 1, Section 3: Revisions Table

This document will continue to be periodically reviewed by Measurement Canada to ensure its effectiveness with respect to its objectives.

Revision table
Date of Revision or Addition Language Section Nature of the Revision or Addition
English/French Part 3, STP–15
  • Added clarification of requirements for multi-interval multiple range device.
  • Make loading position #1 optional for selected platform scales tested with known standards
  • Change loading criteria for large (>10 000 kg) tank & hopper scales.
English/French Product Test Load Development New Procedure
English/French Part 2, IPO–10
  • Added other OBWS device types (previously Anhydrous Ammonia only).
  • Added reference to new OBWS STP-31.
  • Added Manual Weight Entry and Keyboard Tare prohibition statement.
English/French Part 3, STP–2
  • Changed emin table values 20, 200 and 2000 kilograms to 25, 250 and 2500 kilograms respectively.
  • This change was required to reflect common configuration practices.
English/French Part 3, STP–4
  • Add sealing requirements for speed transducers and other similar ancillary equipment.
  • Made several grammatical changes to General section to clarify requirements and remove nonsense.
English/French Part 3, STP–8
  • Add IZSM test procedure for devices with non removable platters (LRE). These devices are referred to as component devices.
  • Clarify and reformat IZSM test procedures for all devices.
English/French Part 3, STP–16
  • Correct references to Specifications Relating to Non-automatic Weighing Devices (1998).
  • Remove reference to eccentricity load being suitable for repeatability testing.
  • Recognize that in some cases, specifically tank/hopper and larger capacity devices, 50% Max may not be available for conducting repeatability.
English/French Part 3, STP–31
  • New Procedure
English/French Part 3, STP–3
  • Updated marking requirements for Load Cells
English/French Part 2, IPO–5
  • Change 1 reference from AZSM to AZTM
English/French Part 2, IPO–6
  • Change 1 reference from AZSM to AZTM
English/French Part 2, IPO–7
  • Change 1 reference from AZSM to AZTM
English/French Part 2, IPO–8
  • Change 1 reference from AZSM to AZTM
English/French Part 2, IPO–9
  • Change 1 reference from AZSM to AZTM
English/French Part 2, IPO–10
  • Change 1 reference from AZSM to AZTM
English/French Part 2, IPO–11
  • Change 1 reference from AZSM to AZTM
English/French Part 2, IPO–12
  • Change 1 reference from AZSM to AZTM
English/French Part 3, STP–3
  • Change 1 reference from AZSM to AZTM
English/French Part 3, STP–4
  • Change 1 reference from AZSM to AZTM
English/French Part 3, STP–8
  • Add requirements for Automatic Zero Setting Mechanism (AZSM/DMZA).
  • Correct terminology for automatic Zero Tracking Mechanism (AZTM/AZTM).
  • Reorder definitions & procedures alphabetically.
  • Added OBWS Zero Return requirements.
English/French Part 3, STP–10
  • Change 1 reference from AZSM to AZTM
English/French Part 3, STP–14
  • Change 1 reference from AZSM to AZTM
English/French Part 3, STP–26
  • Change 1 reference from AZSM to AZTM
English/French Part 3, STP–28
  • Change 1 reference from AZSM to AZTM
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