Powers 596 SI Flowrite II Heavy Duty Control Valves - Manual (Page 5)

Form TI 596SI v2 Page 5
CLOSE OFF DATA
Close Off Ratings for Normally Closed Valves
Close Off ( ∆ P in psi)
Signal-to-Actuator
Valve Size Actuator (Positioner)
(in) (in 2 ) 3-15 PSI 1-17 PSI 0-30 PSI
2.5 46 26 53 106
100 (1U) 96 125 125
3 46 15 34 70
100 (1U) 63 92 92
4 46 6 16 36
100 (1U) 32 48 48
5 100 (1U) 19 29 29
6 100 (1U) 12 19 19
50
250
200
150
100
50
300
150
100
Pressure — psig
Temperature —
¡ F
200
Maximum Media
Temperature
281¡F
Minimum Media
Temperature
40¡F
169 psig
596SI
Figure 3 - Temperature and Pressure Ratings
Close Off Ratings for Normally Open Valves
Close Off ( ∆ P in psi)
Signal-to-Actuator
Valve Size Actuator (Positioner)
(in) (in 2 ) 3-15 PSI 1-17 PSI 0-30 PSI
2.5 46 49 86 125
100 (1L) 125 125 125
3 46 32 58 125
100 (1L) 90 118 125
4 46 15 30 77
100 (1L) 48 64 125
5 100 (1L) 29 39 105
6 100 (1L) 19 26 72
TEMPERATURE/PRESSURE RATINGS
In all cases, do not exceed the temperature/pressure
ratings of the valve (see figure 3). Acceptable region is
shown by the shaded area.
In all cases requiring greater close off, a preload adjustment is possible. Consult with factory for your application.