ABB COMMANDER 300 Operating Instructions Manual page 9

...8.2 Command Format
Start
STX
Start
STX
Identification
Start Command
W
STX W
Instrument
Identification
(01 to 99)
Command
R
Fig. 8.1 'Read' Command Format
Instrument
Identification
(01 to 99)
Command
M
Fig. 8.2 'Multiple Read' Command Format
Instrument Parameter
Mnemonic
(01 to 99) (Section 8.6)
Fig. 8.3 'Write' Command Format
8 COMMUNICATION...
Mnemonic
(Section 8.6)
Limiter
ETX
Mnemonic
(Section 8.6)
Limiter
ETX
Sign
(optional for
'Write' Data (up to 12 characters)
command)
BCC
(optional)
BCC
(optional)
BCC
Limiter (optional)
ETX
7