Badger Meter SRD/SRI Valve Positioners User Manual
Page 40
Menu 4: Characteristic of Setpoint
SRD Main Menu
2 Autostart
3 Valve Action
4 Valve Char.
4 Valve Char.
4.1 Linear
4.2 Eq Perc 1:50
4.3 Quick open
4 Valve Char.
4.1 Linear
4.2 Eq Perc 1:50
4.3 Quick open
M
1
2
3
4
½
-
-
-
½
M and LED 4 flash
A relationship between the input signal and valve position is set.
-
1
-
-
-
LED 1 lights up
4.1 “Linear”. See Fig. 4.1
-
-
1
-
-
LED 2 lights up
4.2 “Equal percentage”: Results in an equal percentage characteristic line
with a position ratio of 1:50 for a valve of linear characteristic.
See Fig. 4.2
-
-
-
1
-
LED 3 lights up
4.3 “Inverse equal perc.”: Results in an inversely equal percentage charac-
teristic line with a position ratio of 50:1 for a valve of linear characteristic.
See Fig. 4.3
3
.
4
.
g
i
F
2
.
4
.
g
i
F
1
.
4
.
g
i
F
-
-
-
-
1
LED 4 lights up
“User defined characteristic”:
A characteristic line entered via
communication (not via local keys) with
2 to 22 supporting points) is activated.
A linear characteristic is factory set.
4 Valve Char.
4.2 Eq Perc 1:50
4.3 Quick open
4.4 Customer
Page 40
Startup
August 2014
POS-UM-00009-EN-02