Rockwell Automation 1794-APB/B FLEX I/O PROFIBUS Adapter Module User Manual - Manual (Page 113)

G–3
Publication 1794ĆUM057B-EN-P - November 2001
defined connection
in FMS, a connection type that specifies both end nodes of
the channel by giving their network address and the FDL
service access points (SAPs) used in both nodes
diagnostics
three LED indicators located on the front panel of the
coprocessor provide the user with the status of the
coprocessor and its communication channels. Also referred
to as user interface.
domain object
in FMS, represents a portion of the processor’s memory
image. In the coprocessor, represents the processor’s entire
memory image.
DIN
Deutsches Institut fur Normung. The German Normalization
Agency.
DP
Decentralized Periphery. A German/European standard (DIN
19245 Part 3) that specifies a simplified user interface with
PROFIBUS link layer services and protocol to use with
decentralized peripherals.
DP interface
a 9-pin female D-shell connector located at Port 2 on the
front panel of the coprocessor.
EC 96
European Community 1996. European Union Directives for
1996.
EMC
Electro-magnetic Compatibility.
ESD
Electrostatic Discharge. Can cause internal circuit damage to
the coprocessor.
FDL
Fieldbus Data Link. A German standard (DIN 19245 Part 1)
that specifies the Data Link layer of the PROFIBUS
fieldbus.
FMA
Fieldbus Management. A German standard (DIN 19245
Parts 1 and 2) that specifies the network management
services and protocol of the PROFIBUS fieldbus.
FMS
Fieldbus Message Specification. A German standard (DIN
19245 Part 2) that specifies the Application Layer services
and protocol of the PROFIBUS fieldbus.