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
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