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B51-14 (R2019) – Boiler, pressure vessel, and pressure piping code

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CSA C22.2 NO. 62841-2-6:22 – Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery — Safety — Part 2-6: Particular requirements for hand-held hammers (Binational standard with UL 62841-2-6)

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CSA C22.2 NO. 62841-2-6:22/A1:24 – Amendment 1:2024 to CSA C22.2 NO. 62841-2-6:22, Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery — Safety — Part 2-6: Particular requirements for hand-held hammers (Binational standard with UL 62841-2-6)

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CAN/CSA-C22.2 NO. 62841-2-5:16 (R2026) – Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery – Safety – Part 2-5: Particular requirements for hand-held circular saws (Bi-national standard with UL 62841-2-5)

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CAN/CSA-C22.2 NO. 62841-2-5:16 (R2026)/A1:26 – Amendment 1:2026 to CAN/CSA-C22.2 NO. 62841-2-5:16, Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery – Safety – Part 2-5: Particular requirements for hand-held circular saws (Bi-national standard with UL 62841-2-5)

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CAN/CSA-C22.2 No. 62841-2-4:15/A1:26 – Amendment 1:2026 (IDT) to CAN/CSA-C22.2 No. 62841-2-4:15, Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery — Safety — Part 2-4: Particular requirements for hand-held sanders and polishers other than disc type (Bi-national standard with UL 62841-2-4)

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CAN/CSA-C22.2 NO. 62841-2-4:15 (R2025) – Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery — Safety — Part 2-4: Particular requirements for hand-held sanders and polishers other than disc type (Bi-national standard with UL 62841-2-4)

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CSA C22.2 NO. 62841-2-3:21/A1:26 – Amendment 1:2026 to CSA C22.2 No. 62841-2-3:21, Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery — Safety — Part 2-3: Particular requirements for handheld grinders, disc-type polishers and disc-type sanders (Binational standard with UL 62841-2-3)

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CSA C22.2 NO. 62841-2-23:25 – Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery — Safety — Part 2-23: Particular requirements for hand-held die grinders and small rotary tools (Binational standard with IEC 62841-2-23)

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CAN/CSA-C22.2 NO. 62841-2-21:18/A1:26 – Amendment 1:2026 to CAN/CSA-C22.2 No. 62841-2-21:18, Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery – Safety – Part 2-21: Particular requirement for hand-held drain cleaners (Adopted amendment 1:2024 to IEC 62841-2-21)

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ISO 17821:2015

ISO 17821:2015 Information technology – Specification of low power wireless mesh network over channel-hopped TDMA links

CDN $391.00

SKU: 84b5d0f90aa6 Categories: ,

Description

ISO/IEC 17821:2015 defines the network specification for devices, which are operated on IEEE Std. 802.15.4-2011 PHY, capable to support the channel-hopped TDMA links of the DSME MAC of IEEE Std. 802.15.4e-2012, to provide low-cost communication network that allows reliable, deterministic-latency, and scalable wireless mesh connectivity.

This International Standard provides the following:

– DSME MAC link control;

– unbalanced cluster-tree based network formation;

– directional multiple grades mesh connection;

– link-path routing and data forwarding;

– link and link-path maintenance.

Edition

1

Published Date

2015-04-13

Status

PUBLISHED

Pages

65

Language Detail Icon

English

Format Secure Icon

Secure PDF

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Abstract

ISO/IEC 17821:2015 defines the network specification for devices, which are operated on IEEE Std. 802.15.4-2011 PHY, capable to support the channel-hopped TDMA links of the DSME MAC of IEEE Std. 802.15.4e-2012, to provide low-cost communication network that allows reliable, deterministic-latency, and scalable wireless mesh connectivity.

This International Standard provides the following:

- DSME MAC link control;

- unbalanced cluster-tree based network formation;

- directional multiple grades mesh connection;

- link-path routing and data forwarding;

- link and link-path maintenance.

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