Gill Instruments Ltd
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MaxiMet
Page 42
Issue 1
Doc. No. 1957-PS-000x
March 2015
The MODBUS Page
can be used to select:-
Mode
RTU
or ASCII.
Address
1
to 247.
Data Bits
8 for Modbus RTU,
7 for Modbus ASCII.
Stop Bits
2 for No Parity
, 1 for Even/Odd Parity.
Parity
NONE
, ODD, or EVEN.
Termination Char ASCII code
10
, (0-255)
.
Inter Char Timeout (mS)
1000
(500 to 10000).
6.3.
Polled Mode
The measurement rate shall always be 1Hz (i.e.: regardless of the selected output rate).
The configured measurement string shall be output in response to a measurement request
("?<network node address>") from the user.
When the user issues a poll measurement request, the last computed set of 1 Hz measurement
shall be output.