Delta OHM HD32MT.3, Operating Manual

Page: 29 / 62

HD32MT.3
- 29 -
V1.2
( ) ( )
40
0 - 1
0 60 - 1 40 -
 =
 
=
Offset
( )
100
0 - 1
40 - 60
=

=
Gain
To the analog input must be associated the unit of measurement of index 0 (° C).
Example 2
Suppose you want to record the pressure values measured by a barometric transmitter with
output 4...20 mA and measuring range 800...1100 mbar.
The values required for the calculation of offset and gain are therefore:
G
is
= 800 mbar G
fs
= 1100 mbar V
is
= 0.2 V V
fs
= 1 V
The values of the parameters offset and gain are:
( ) ( )
725
0,2 - 1
0,2 1100 - 1 800
=
 
=
Offset 375
0,2 - 1
800 1100
=

=
Gain
To the analog input must be associated the unit of measurement of index 4 (hPa = mbar).