Rockwell Automation 1790-TXXXX CompactBlock LDX I/O Profibus Analog, RTD and Thermocouple User Manual
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Publication 1790-IN010B-EN-P - April 2003
1
Dependent upon the scanner module being used. For example, the SST Scanner (cat. no. SST-PFB-SLC) does
not fully support Fail Safe mode as it only resets outputs to 0. You cannot define behavior such as Hold Last State
or Fault Value with the SST Scanner.
2
Refer to publication 1770-4.1, Programmable Controller Wiring and Grounding Guidelines.
3
See the Product Certification link at www.ab.com for Declarations of Conformity, Certificates and other
certification details.
PROFIBUS DP Specifications
Network Protocol
PROFIBUS-DP (EN50170)
• Communication of the slave with a Class 1 master
• Communication of the slave with a Class 2 master
Redundancy
Not supported
Repeater Control Signal
RS485 signal
Implementation Type
DPC31
Freeze Mode
Supported
Sync Mode
Supported
Auto Baud Rate
Supported
Fail Safe Mode
Supported
1
Station Type
Slave
FMS Support
Not supported
Indicators
1 red/green module status
1 red/green network status
Number of nodes
100 maximum - rotary switch type node address setting (0-99)
Network Length/
Communication rate
9.6Kbps @ 1000m (3280ft)
19.2Kbps @ 1000m (3280ft)
93.75Kbps @ 1000m (3280ft)
45.45Kbps @ 1000m (3280ft)
187.5Kbps @ 1000m (3280ft)
500Kbps @ 400m (1312ft)
1.5mbps @ 200m (656ft)
3mbps @ 100m (328ft)
6mbps @ 100m (328ft)
12mbps @ 100m (328ft)
Isolation
Type test 1250Vac rms for 60 seconds between field power and
PROFIBUS (I/O to logic)
General Specifications
Wiring Category
2
2
Product Certifications
(when product is
marked)
c-UL-us
UL Listed for Class I, Division 2 Group A,B,C,D Hazardous
Locations, certified for U.S. and Canada
CE
3
European Union 89/336/EEC EMC Directive, compliant with:
EN 61000-6-4; Industrial Emissions
EN 50082-2; Industrial Immunity
EN61326; Meas./Control/Lab., Industrial Requirements
EN 61000-6-2; Industrial Immunity
C-Tick
3
Australian Radiocommunications Act, compliant with:
AS/NZS CISPR11; Industrial Emissions