12
MT 235 – EN ed.2015 (Rev.A)
3.2
CALIBRATION SPRINGS OF THE SLAM-
SHUT DEVICE LA/…
Table 3.1 shows the tripping ranges available for the pressure switches.
FEATURES OF THE SPRINGS FOR LA/BP SLAM-SHUT DEVICE
Code
Color
De
Lo
d
Calibration range (mbar)
Tripping due to maximum pressure
64470112RO
RED
34
43
2.2
30 ÷ 49
64470115GR
GREY
34
42
2.8
50 ÷ 180
Tripping due to minimum pressure
64470024BI
WHITE
15
45
1.3
6 ÷ 60
De = Ø external d = Ø wire Lo = Length
FEATURES OF THE SPRINGS FOR LA/MP SLAM-SHUT DEVICE
Code
Color
De
Lo
d
Calibration range (mbar)
Tripping due to maximum pressure
64470115GR
GREY
34
42
2.8
140 ÷ 179
64470116GI
YELLOW
34
40
3.2
180 ÷ 279
64470051BI
WHITE
34
50
3.2
280 ÷ 450
Tripping due to minimum pressure
64470024BI
WHITE
15
45
1.3
10 ÷ 59
64470038GI
YELLOW
15
40
2
60 ÷ 240
De = Ø external d = Ø wire Lo = Length
FEATURES OF THE SPRINGS FOR LA/TR SLAM-SHUT DEVICE
Code
Color
De
Lo
d
Calibration range (mbar)
Tripping due to maximum pressure
64470116GI
YELLOW
34
40
3.2
250 ÷ 549
64470051BI
WHITE
34
50
3.2
550 ÷ 849
64470057BL
BLUE
34
50
3.5
850 ÷ 1399
64470058AR
ORANGE
34
50
4
1400 ÷ 2499
64470059AZ
LIGHT BLUE
34
50
4.5
2500 ÷ 3999
64470060NE
BLACK
34
48
5
4000 ÷ 5500
Tripping due to minimum pressure
64470038GI
YELLOW
15
40
2
100 ÷ 499
64470045MA
BROWN
15.3
41
2.4
500 ÷ 999
64470046BL
BLUE
15
40
3
1000 ÷ 1999
64470149NE
BLACK
15
43
3.2
2000 ÷ 3500
De = Ø external d = Ø wire Lo = Length
