551. Essential requirements for connection of terminal equipment to 2-wire analogue interfaces, without capacitive termination, of public switched telecommunication networks using either the earth calling, the loop calling-disconnect clearing, the loop calling-guarded clearing or the loop calling-unguarded clearing signalling method. (15th September 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (52 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
552. Measuring relays and protection equipment. Protection communication interfacing. General Part 1, (15th July 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
553. Information technology. Open distributed processing. Reference model. Architecture Part 3, (15th February 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (64 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
554. Essential requirements for terminal equipment intended for connection to analogue interfaces of the PSTN using direct dialling in. (15th September 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (38 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
555. Information technology. Programming languages. FORTH. (15th November 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (220 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
556. Specification for ControlNet. Physical layer and media Part 2, (15th November 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (42 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
557. Information technology. Small computer system interface-2. (15th April 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (470 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
558. Fieldbus standard for use in industrial control systems. Physical layer specification and service definition Part 2, (15th August 1994) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (122 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
559. Information technology. International standardized profiles TB, TC, TD and TE. Connection-mode transport service over connection-mode network service. Subnetwork-type dependent requirements for network layer, data link layer and physical layer concerning permanent access to a packet switched data network using virtual calls Part 9, (15th January 1993) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (34 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
560. Distribution automation using distribution line carrier systems. Data communication protocols. Data link layer. Logical link control (LLC) Part 4-32, (15th November 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (34 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗