Interfaces of the Device
4-24
4.2.6.1
Pin Assignment
Figure 4-22
9 pin D-SUB female connector strip
Connector in the operating device: 9 pin D-SUB female connector.
4.2.6.2
Cable
The maximum cable length depends on the baud rate (DIN EN 19245 Part 3).
Table 4-25
Pin assignment PROFIBUS-DP
Pin
Designation
Function
1
nc
Not Connected
2
nc
Not Connected
3
RxD/TxD-P
Received Data / Transmitted Data Plus
4
CNTR-P
Repeater Control Signal Plus
5
DGND
Data Transmission Potential
6
VP
Supply Voltage of Terminators Plus
7
nc
Not Connected
8
RxD/TxD-N
Received Data / Transmitted Data Minus
9
CNTR-N
Repeater Control Signal Minus
The D-SUB connector strips must be shielded sufficiently.
See chapter “Shielding D-SUB Connectors“ on page 4-27.
Any PROFIBUS-DP-approved cables specified in the EN 50170 as cable type A can
be used.
Table 4-26
Cable characteristics PROFIBUS
Parameters
Value
Impedance
136 to 165 Ohm
Capacitance
< 30 pf/m
Loop Resistance
110 Ohm/km
Wire Gauge
0.64 mm
Table 4-27
Baud rate PROFIBUS-DP
Baud Rate
Cable Length
187.5 kBit/s
1000 m
500 kBit/s
400 m
1500 kBit/s
200 m
3000 to 12000 kBit/s
100 m
Summary of Contents for TesiMod TP22
Page 5: ...iii Overall Table of Contents 7 Ordering Data 7 1 A Index A 1...
Page 6: ...Overall Table of Contents 1 iv...
Page 48: ...Interfaces of the Device 4 28...
Page 52: ...Maintenance and Servicing 5 4...
Page 58: ...Ordering Data 7 2...
Page 61: ......
