Siemens SIWAREX WP251 - Connection of Siebert Display Via RS485; Connection of Siebert Display S102

Connection
6.9 Connection of Siebert display via RS485
SIWAREX WP251
Manual, 12/2015, A5E37203357A
37
6.9
Connection of Siebert display via RS485
A Siebert display S102 with the order no. S102-W6/14/0R-000/0B-SM can be connected to
the RS485 interface of the weighing module. Connect a 24 V DC supply to the Siebert
display, and connect the latter to the RS485 interface of the weighing module as shown in
the following diagram.
Image 6-6 Connection of Siebert display S102
The RS485 interface in DR 13 of the SIWAREX WP251 is set as follows:
● Baud rate: 9 600 bit/s
● Character parity: Even
● Number of data bits: 8
● Number of stop bits: 1
The S102 is set as follows:
Table 6- 7 Settings of Siebert display S102
Menu item
Setting
Meaning
1 Interface
485
RS485 interface
9 Station address 01
Address meaning:
Address
Weight value
01
Verifiable weight
02
Total
03
Net
04
Tare
t Timeout
2
e.g. timeout after 2 seconds
C
0.0
No decimal point
F Segment test
----*
No segment test when switching on
8.8.8
Segment test when switching on