Servomex SERVOTOUGH Oxy, Operator'S Manual

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© Servomex Group Limited. 2020 01910001B_8
Coil Name Comments
1
Floa�ng
point order
Changes the order of the Modbus registers when dealing with 32
-bit
floa�ng point numbers.
0=Big
-
endian, e.g. 40001=high word, 40002=low word (default).
1=Litle
-en
dian, e.g. 40001=low word, 40002=high word.
2 User
interface busy
0=Idle (on main screen),
1=Busy, user interface is in use.
Write 1 to stop the user interface (keys) being used.
A.15 Transducer control
Transducer control will be provided using a block of coils that can be writen to using func�on code 05.
Reading the same coils with func�on code 01 provides status informa�on.
A block of 100 coils is reserved for each transducer as follows:
Coil Name Comments
101-200
Transducer 1
The coils for transducer 1 are shown in the following table:
Coil Name Comments
Measurement
101
Calibra�on mode on/off
0=off (normal), 1=On (alarms masked, jamming etc).
Write 1 to turn calibra�on mode on.
102 Low
calibra�on gas 0=Sample gas, 1=low calibra�on gas.
103
High calibra�on gas 0=sample gas, 1=High calibra�on gas.
104 Low calibrate
0=Idle, 1=low calibra�on in progress.
Write 1 to ini�ate low calibra�on.
105
High calibrate
0=Idle, 1=high calibra�on in progress. Write 1 to ini�ate a
high calibra�on.
106 Start auto
val
0=Idle, 1=Auto val in progress.
Write 1 to start an auto
valida�on/ calibra�on.
107
Stop auto val 0=Auto val in progress and can
be
stopped,