Hardware Manual COMBILOG 1020
94
10.5 Bus Plug
For installing the bus cable and the bus interface, 9-channel
D-subminiature plugs and sockets are used. The pin assignment
for the RS485 connection according to PROFIBUS is given in ta-
ble 10.2.
plug
PIN
RS485-
notation
signal
meaning
1
5
6
9
DB 9
1
2
3
4
5
6
7
8
9
-
-
B / B´
-
C / C´
-
-
A / A´
-
Shield
RP
RxD/TxD-P
CNTR-P
DGND
VP
RP
RxD/TxD-N
CNTR-N
Shield, Protective Ground
Reserved for Power
Receive/Transmit-Data-P
Control-P
Data Ground
Voltage Plus
Reserved for Power
Receive/Transmit-Data-N
Control-N
Table 10.2 Pin assignment D-subminiature plug according to PROFIBUS
Only signal leads A and B (and Shield) are absolutely obligatory
for a (shielded) connection. All others can be installed together
with these signal leads if required.
Summary of Contents for COMBILOG 1020
Page 1: ...COMBILOG 1020 Datalogger Hardware Manual Version 3 09...
Page 2: ...Hardware Manual COMBILOG 1020 2 Issue 03 11 2005 Technical data are subject to change...
Page 4: ...Hardware Manual COMBILOG 1020 4...
Page 6: ...Hardware Manual COMBILOG 1020 6...
Page 12: ...Hardware Manual COMBILOG 1020 12...
Page 86: ...Hardware Manual COMBILOG 1020 86 Bild 8 1 Example Master Slave System...
Page 169: ...Hardware Manual COMBILOG 1020 169...
Page 170: ...Hardware Manual COMBILOG 1020 170...