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API STD 521: Guide for Pressure-relieving and Depressuring Systems – Edition 6

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ISO 20684:2022

ISO 20684:2022 Intelligent transport systems – Roadside modules SNMP data interface – Part 5: Logs

CDN $251.00

Description

Field devices are a key component in intelligent transport systems (ITS). Field devices include traffic signals, message signs, weather stations, traffic sensors, roadside equipment for connected ITS (C-ITS) environments, etc.

Field devices often need to exchange information with other external entities (managers). Field devices can be quite complex, necessitating the standardization of many data concepts for exchange. As such, the ISO 20684 series is divided several individual parts.

This document specifies the user needs, requirements and design elements that are used to record timestamped information in a log for later retrieval. This allows a manager to determine the state of a particular object instance nearly simultaneously when the trigger action occurs without frequent polling.

NOTE 1    There are similarities between certain portions of NTCIP 1103.

NOTE 2    ISO 20684-1 provides additional details about how the ISO 20684 series relates to the overall ITS architecture.

Edition

1

Published Date

2022-10-03

Status

PUBLISHED

Pages

22

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

Field devices are a key component in intelligent transport systems (ITS). Field devices include traffic signals, message signs, weather stations, traffic sensors, roadside equipment for connected ITS (C-ITS) environments, etc.

Field devices often need to exchange information with other external entities (managers). Field devices can be quite complex, necessitating the standardization of many data concepts for exchange. As such, the ISO 20684 series is divided several individual parts.

This document specifies the user needs, requirements and design elements that are used to record timestamped information in a log for later retrieval. This allows a manager to determine the state of a particular object instance nearly simultaneously when the trigger action occurs without frequent polling.

NOTE 1    There are similarities between certain portions of NTCIP 1103.

NOTE 2    ISO 20684-1 provides additional details about how the ISO 20684 series relates to the overall ITS architecture.

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