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Geysitech (Bayern-Hessen) Protocol
Geysitech Commands
Measurements reported in
response to DA command
Single Range Mode
Dual/Auto Range Mode
Operating and Error
D-6
Model 42i Instruction Manual
Example:
Geysitech Protocol with transmission of three concentrations (Instrument
ID is 1, Operation Status is 03, Error Status is 04):
Data Query String:
Reply String:
<STX>MD03<SP>001<SP>+2578+01<SP>03 <SP>04<SP>0000000000 <SP>002 <SP>
+5681+00<SP>03<SP>04<SP>0000000000<SP>003<SP>+1175+01<SP>03<SP>04<SP
Second Concentration = 5.681
0000000000<SP><CR>
The attached concentrations are in the selected gas units. The
measurements that are attached to the response if not valid in a particular
mode then a value of 0.0 will be reported.
The following measurements reported in response to DA command are for
the Model 42i.
The 3 measurements reported in single range mode include:
NO
●
NO
●
2
NO
●
x
The 6 measurements reported in dual or auto range modes include:
low NO
●
low NO
●
low NO
●
high NO
●
high NO
●
high NO
●
See
Table D–1
Model 42i.
Status
<STX>DA<CR>
Address First Concentration(E-format)=25.78
2
x
2
x
for operating status and
Address+2
Third Concentration=11.75
Table D–2
for error status for the
Thermo Fisher Scientific
Address+1
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