
General information
Printed in the Federal Republic of Germany
TR-Electronic GmbH 2011, All Rights Reserved
10/24/2011
TR - ECE - BA - DGB - 0089 - 01
Page 73 of 131
1.2 Abbreviations used / Terminology
AEV
Absolute Encoder with optical scanning unit 15 bit resolution,
Solid Shaft, installed into an explosion protective housing.
AEW
Absolute Encoder with optical scanning unit 15 bit resolution,
Solid Shaft, installed into an explosion protective housing.
The shaft is driven by means of a flange-mounted rope length
transmitter.
DDLM
D
irect
D
ata
L
ink
M
apper, interface between PROFIBUS-DP
functions and measuring system software
DP
D
ecentralized
P
eriphery
DPM1
DP-Master of Class 1: This is a central controller that cyclically
exchanges information with the distributed stations (slaves) at a
specified message cycle. Typical DPM1 devices are programmable
logic controllers (PLCs) or PCs. Each master of class 1 can be also
master of class 2.
DPM2
DP-Master of Class 2: Devices of this type are engineering,
configuration or operating devices. They are implemented during
commissioning and for maintenance and diagnosis in order to
configure connected devices. Typically, these devices are PC
based systems.
EMC
E
lectro
M
agnetic
C
ompatibility
GSD
Device Master File
PNO
PROFIBUS User Organization (PROFIBUS Nutzerorganisation)
PROFIBUS
Manufacturer independent, open field bus standard