Hydraulic fluid power — Dimensions and requirements of quick-action couplings, flush-face type
This document specifies the interface dimensions for interchangeability and specifies the performance requirements for hydraulic quick-action couplings, flush-face type, for use at pressures of 10Â MPa (100Â bar) to 31,5Â MPa (315Â bar), depending upon the coupling size.
Couplings in accordance with this document are not designed to connect or disconnect under pressure.
Couplings in accordance with…
Industrial communication networks - Fieldbus specifications - Part 4-4: Data-link layer protocol spe...
IEC 61158-4-4:2023 specifies
- procedures for the timely transfer of data and control information from one data-link user entity to a peer user entity, and among the data-link entities forming the distributed data-link service provider;
- the structure of the fieldbus DLPDUs used for the transfer of data and control information by the protocol of this document, and their representation as…
Telecommunications and information exchange between systems - Unmanned aircraft area network (UAAN) ...
This document specifies communication protocols for the physical and data link layer of video communication, which is a wireless distributed communication network for units related with unmanned aircrafts (UAs) in level II.
This document describes video communication, which is one-to-one communication that transmits video from a UA to a video receiver. For the specific use of video communication…
Telecommunications and information exchange between systems - Unmanned aircraft area network (UAAN) ...
This document specifies communication protocols for the physical and data link layer for control communication, which is wireless distributed communication network for units related with unmanned aircrafts (UAs) in level II.
This document describes control communication, which is one-to-one communication between a UA and a controller.
Telecommunications and information exchange between systems - Unmanned aircraft area network (UAAN) ...
This document describes a communication model and requirements for unmanned aircraft area network (UAAN), which is a wireless distributed communication network for units related with UA services in level II.
It describes:
— the communication structure and operation;
— the purpose of the three types of communication and related services;
— the interoperation of the three types of…
Telecommunications and information exchange between systems - Unmanned aircraft area network (UAAN) ...
This document describes communication protocols for the physical and data link layer of shared communication, which is a wireless distributed communication network for units related with UAs in level II.
Physical layer includes frame structure, encoding procedure, physical layer procedure and coexistence operations. Data link layer includes channel and slot, resource management, broadcast and…
Industrial communication networks - Fieldbus specifications - Part 4-4: Data-link layer protocol spe...
IEC 61158-4-4:2023 specifies
- procedures for the timely transfer of data and control information from one data-link user entity to a peer user entity, and among the data-link entities forming the distributed data-link service provider;
- the structure of the fieldbus DLPDUs used for the transfer of data and control information by the protocol of this document, and their representation as…
Industrial networks - Profiles - Part 1-1: Fieldbus profiles - Communication Profile Family 1
IEC 61784-1-1:2023 defines Communication Profile Family 1 (CPF 1). CPF 1 specifies a set of protocol specific communication profiles (CPs) based on the IEC 61158 series (Type 1, Type 5 and Type 9) and other standards, to be used in the design of devices involved in communications in factory manufacturing and process control.
NOTE All CPs are based on standards or draft standards or International…