Communications; Protocol - Siemens Milltronics BW100 Instruction Manual

Communications

The BW100 bipolar current loop provides long distance communication to a customer
device.
host
device
The BW100 communication port (TB1-21 to 25) is software set for baud (P751) and mode
enable (P760). Refer to
Note:
If communicating via Milltronics Dolphin software, the baud rate must be
set to 4800.

Protocol

Protocol refers to the format, sequence and value of the data fields used in
communication messages. Each data field of a BW100 message contains one or more
bytes of ASCII binary code.
Each byte contains:
» 8 data bits
» no parity bit
» 1 stop bit
7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL
BW100
Installation/Communication
+ 20 mA
s
t
a
0
r
t
– 20 mA
Bipolar
Converter
on page 14 for wiring details.
1 2 3 4 5
s n r t t
t d d h h
6 7 8 s
t t t t
h h h o
p
Page 47