
Communication Systems For Meters And Remote Reading Of Meters - Part 4: Wireless Meter Readout (radio Meter Reading For Operation In The 868-870 Mhz Srd Band)
出版:Association Francaise de Normalisation

專家解讀視頻
Define the requirements of parameters for the physical and the link layer for systems using radio to read remote Meters. The primary focus is to use the Short Range Devices (SRD) unlicensed telemetry band, 868 MHz to 870 MHz.
Indice de classement: E17-901-4 PR NF EN 13757-4 October 2003 (10/2003)
SS EN 13757-4 Ed. 1 (2005) - Identical
UNE EN 13757-4:2006 - Identical
NS EN 13757-4 Ed. 1 (2005) - Identical
I.S. EN 13757-4:2005 - Identical
SS EN 13757-4 Ed. 2 (2013) - Identical
NEN EN 13757-4:2013 - Identical
SN EN 13757-4:2005 - Identical
BS EN 13757-4:2005 - Identical
DIN EN 13757-4 (2005-10) - Identical
NBN EN 13757-4:2005 - Identical
NEN EN 13757-4:2005 - Identical
ONORM EN 13757-4:2005 - Identical