Communication with Modbus RTU
pH 298, LF 298, Oxi 298, Cl 298
60
ba77196e03
07/2018
6.5
Instrument status
6.6
Measuring mode / sensor type
Code (hex)
Status indica-
tor
Explanation
00h
Instrument runs without complaints
01h
HOL
HOLD manually triggered
02h
HOL
HOLD due to calibration mode
03h
HOL
HOLD due to
Timer
function
08h
Cal
CAL error
Code (hex) Sensor type / measuring mode
01h
pH test amplifier
02h
ORP
03h
Cond 0…200 µS
04h
Cond 0…2 mS
05h
Cond 0…20 mS
06h
Cond 0…100 mS
07h
O2 oxygen
08h
Linear
09h
CL2 free chlorine
0Bh
aCond 0…200 µS
0Ch
aCond 0…2 mS
0Dh
aCond 0…20 mS
0Eh
aCond 0…100 mS
0Fh
Frequency counter
12h
CL2 free chlorine (direct sensor input)
13h
Cond 0…200 µS (4-pole)
14h
Cond 0…2 mS (4-pole)
15h
Cond 0…20 mS (4-pole)
16h
Cond 0…500 mS (4-pole)
17h
aCond 0…200 µS (4-pole)
18h
aCond 0…2 mS (4-pole)
Summary of Contents for CL 298
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