RO
SR EN 61158-2:2011
Industrial communication networks - Fieldbus specifications -- Part 2: Physical layer specification and service definition
IEC 61158-2:2010(E) specifies the requirements for fieldbus component parts. It also specifies the media and network configuration requirements necessary to ensure agreed levels of: - data integrity before data-link layer error checking; - interoperability between devices at the physical layer. This fifth edition cancels and replaces the fourth edition published in 2007. This edition constitutes a technical revision. It includes the following significant technical changes with respect to the previous edition: - for Type 18, Table 157 reduced tolerance to 5%; - for Type 18, in 32.5.3.1 removed minimum cable length; - for Type 18, in 32.5.4. and R.2.2 cable reference removed; - for Type 18, Table 160 and 161 terminating resistor value changed to 680 Ohm.
Status :
Withdrawn
Approval date : 4/29/2011
Withdrawal date : 8/21/2017
Number of pages : 409
ICS : 25.040.40 Industrial process measurement and control,35.100 Open systems interconnection (OSI),35.240.50 IT applications in industry
Technical Committee : 23 - Industrial -process measurement and control
- Replaces SR EN 61158-2:2008
- Replaced by SR EN 61158-2:2015