Rockwell Automation 1791P-XXXX CompactBlock Distributed I/O on PROFIBUS DP Series D I.I. User Manual
Page 26
26 CompactBlock Distributed I/O on PROFIBUS DP Series D
Publication
1791P-IN002B-EN-P - October 2003
PROFIBUS DP Specifications (continued)
Fail Safe Mode
Supported
1
Station Type
Slave
FMS Support
Not supported
Number of nodes
125 maximum
Network Length/
Communication rate
9.6KBPS @ 1000m (3280ft)
19.2KBPS @ 1000m (3280ft)
45.45KBPS @ 1000m (3280ft)
93.75KBPS @ 1000m (3280ft)
187.5KBPS @ 1000m (3280ft)
500KBPS @ 400m (1312ft)
3MBPS @ 100m (328ft)
6MBPS @ 100m (328ft)
12MBPS @ 100m (328ft)
General Specifications
Indicators
Module status - red/green/orange
Network status - yellow
I/O status - yellow
Isolation
Auxiliary I/O power to PROFIBUS
I/O group-to-group
I/O group-to-PROFIBUS
Type tested to 500V ac for 60 seconds
Type tested to 500V ac for 60 seconds
Type tested to 500V ac for 60 seconds
PROFIBUS DP Power Voltage
Current
18 - 26.4V dc
250mA maximum (with expansion)
Expansion Power
Voltage
Current
5V dc
100mA
Auxiliary Power Inputs
Voltage
Current
10-30V dc
88mA each group of 8
Auxiliary Power Outputs
Voltage
Current
10-30V dc
4A each group of 8
Base Module Dimensions
150mm X 50mm X 38mm
5.91in X 1.97in X 1.5in
Expansion Module Dimensions
115mm X 50mm X 38mm
4.4in X 1.97in X 1.5in
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