© 2017 Honeywell International Inc
Operation and maintenance manual HON HSV086 8
1.6 Pressure converter and setpoint springs
1.6.1 Pressure converter: setpoint range
SETPOINT RANGE IN BAR
pressure
converter
W
du
bar
AG W
do
bar
AG
SM1.9-A
0.7 - 2.5 10 1.4 - 21.0 2.5
SM1.4-
1.0 - 5.0 10 17.0 - 46.0 1
SM1.2-A
2.0 - 10.0 10 31.0 - 81.0 1
SM2/2500
2 - 15 10 60 - 130 1
SM90
0.0 - 0.8 10 1.23 - 2.53 2.5
Table III: Setpoint range of the pressure converters
1.6.2 Pressure converter: setpoint springs
Springs sensing element type SM
Color / Code nr. 1.9A 1.4A 1.2A 2/2500 90
bar bar bar bar mbar
Green
8501114120470
0 to 0.8 0 to 1.8 0 to 3 0 to 7 0 to 90
Yellow
8501114120480
0.6 to 1.5 1.3 to 3.2 2 to 5.5 5 to 12 70 to 170
Black
8501114120490
1.4 to 3.8 3 to 8.2 5 to 14 10 to 40 230 to 450
White
8501114120500
3.7 to 7.1 7.8 to 15 *
13 to 25* 30 to 60 430 to 830
Orange
8501114120510
6.2 to 9.6 13.5 to 20
22 to 35* 50 to 80 730 to 1130
Grey
8501114120520
7.9 to 11.3 17 to 24 28 to 41* 70 to 90 930 to 1330
Purple
8501114120530
10.5 to 16.5
23 to 35 38 to 60 80 to 140 1230 to 1930
Brown
8501114120540
15.5 to 21.5
33 to 46 56 to 78 130 to 180 1830 to 2530
Table IV: setpoint springs, the grey marked are most preferred spring choices.