Hardware Descriptions
2.14 Diagnostic repeater for PROFIBUS DP
Manual
Commissioning Manual, 05/2008, 6FC5397–4CP10–4BA0
107
Features
The diagnostics repeater with online line diagnostics for PROFIBUS DP offers the following
main features:
●
Module-specific features:
–
PROFIBUS DP standard slave (DP-V1)
–
Data transmission speed: 9.6 kBaud to 12 MBaud
–
Maximum depth of cascading: 9
–
Redundant operation: No
●
Automatic detection of fault type and fault location
●
Distance given in line diagonistics:
–
Resolution: 0.5 m
–
Accuracy: ±1 m
●
Repeater throughput time:
–
Baud rates ≥1.5 Mbaud: 2.5 T
BIT
+ 153 ns;
(12 MBaud: T
BIT
= 83.3 ns)
–
Jitter: 1T = 1/48 MHz = 20.83 ns
●
Monitoring function of isosynchronous PROFIBUS
–
DP bus cycle (T
DP
): min. 1 ms, max. 32 ms
–
Tolerance range T
DP
monitoring: ± 2 μs
–
Tolerance range T
DX
monitoring: ± 10 μs
●
Supply voltage: Rated voltage 24 V DC (20.4 to 28.8 V)
●
Permissible ambient conditions:
–
Operating temperature 0 °C to +60 °C
–
Transportation-/storage temperature -40 °C to +70 °C
–
Relative humidity max. 95 % at 25 °C
●
Mechanical design:
–
Dimensions (B X H X T) 80 x 125 x 67.5
–
Weight 300 g
●
Degree of protection: IP20
References:
A full description of the diagnostic repeater for PROFIBUS DP is given in:
Manual SIMATIC diagnostic repeater for PROFIBUS DP
Drawing number: A5E00352937-01, 10/2004 Edition
Order number (MLFB): 6ES7972-0AB00-8AA0