Rs485 Protocol - Siemens SIWAREX WT241 Manual

Variable Note
RS485 Number of
number of data bits
data bits per charac-
(Page 142) ter
0: 7 data
bits
1: 8 data
bits
RS485 Number of
number of stop bits
stop bits 0: 1 stop bit
(Page 142) 1: 2 stop
bits
Bit 3 Reserve
Bit 4 Reserve
Bit 5 Reserve
Bit 6 Reserve
Bit 7 Reserve
Bit 8 Reserve
Bit 9 Reserve
Bit 10 Reserve
Bit 11 Reserve
Bit 12 Reserve
Bit 13 Reserve
Bit 14 Reserve
Bit 15 Reserve
RS485 MODBUS
Modbus address
address
(Page 142)
Reserve
Modbus Delay time
RTU re- for re-
sponse sponse with
delay MODBUS
(Page 143) RTU in ms
(RS485)
Reserve Reserve
11.15.1

RS485 protocol

This parameter defines the protocol for communication via the RS485 interface.
Value
0
1
SIWAREX WT241
Manual, 05/2015, A5E36046748Aa
Type L
BIT 0
BIT 0
BIT 0
BIT 0
BIT 0
BIT 0
BIT 0
BIT 0
BIT 0
BIT 0
BIT 0
BIT 0
BIT 0
BIT 0
BIT 2
USHORT 2
SHORT 2
USHORT 2
FLOAT 4
Rw Default
rw 0
rw 0
rw 0
rw 0
rw 0
rw 0
rw 0
rw 0
rw 0
rw 0
rw 0
rw 0
rw 0
rw 0
rw 0
rw 20
rw 0
rw 0
rw 0
Protocol
No communication/protocol
Modbus RTU
Communication
11.15 DR 13 RS485 parameters
Min. Max.
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
1 255
- -
- -
- -
Register
1564.15
1564.14
1564.13
1564.12
1564.11
1564.10
1564.9
1564.8
1564.7
1564.6
1564.5
1564.4
1564.3
1564.2
1564.1
1565
1566
1567
1568
141