Becker VRP-SB-PID Series Natural Gas Controllers Instruction Manual | 6
© 2016 General Electric Company. All rights reserved.
Control Spring Range Selection for VRP-SB-PID Controllers
Table 3 - Control Spring Range Selection for VRP-SB-PID-40
VRP-SB-PID
Model No.
Control Range
(pisg/kPa)
Spring Color
(Part
Number)
Proportional Band with 3-15 psig
(21-103 kPa) Output
Setpoint
Change per
Revolution of
Setpoint Screw
(psig/kPa)
Setpoint
Range Discreet
Remote Control
(SM-1100)
Setpoint
Range Analog
(4-20 mA)
Remote Control
(SM-1000)
No Rings
Large
Rings
Small
Rings
VRP-600-SB-PID-40
35-60 psig
(241-414 kPa)
Gold
(25-8236)
51 pisg
(352 kPa)
36 psig
(248 kPa)
23 pisg
(159 kPa)
2.1 psig
(14.5 kPa)
11.6 psig
(80 kPa)
25 psig
(172 kPa)
45-135 psig
(310-931 kPa)
Beige
(25-8238)
7.4 psig
(51 kPa)
41 psig
(283 kPa)
90 psig
(631 kPa)
70-195 psig
(483-1345 kPa)
Burgundy
(25-8239)
11.3 pisg
(78 kPa)
62 psig
427 kPa)
125 psig
(862 kPa)
155-320 psig
(1069-2206 kPa)
Pink
(25-8240)
24 psig
(165 kPa)
132 psig
(910 kPa)
165 psig
(1138 kPa)
295-600 psig
(2034-4137 kPa)
Yellow
(25-1306)
85 psig
(586 kPa)
405 psig
(2792 kPa)
405 psig
(2792 kPa)
VRP-1000-SB-PID-40
115-300 psig
(793-2275 kPa)
Burgundy
(25-8239)
87 psig
(600 kPa)
61 psig
(421 kPa)
39 psig
(270 kPa)
19.2 psig
(132 kPa)
106 psig
(731 kPa)
215 psig
(1482 kPa)
260-540 psig
(1793-3723 kPa)
Pink
(25-8240
41 psig
(283 kPa)
226 psig
(1558 kPa)
280 psig
(1931 kPa)
500-1000 psig
(3447-6895 kPa)
Yellow
(25-1306)
143 psig
(989 kPa)
680 pisg
(4688 kPa)
680 pisg
(4688 kPa)
VRP-1500-SB-PID-40
800-1300 psig
(5654-8964 kPa)
Grey
(25-1562
87 psig
(600 kPa)
61 psig
(421 kPa)
39 psig
(270 kPa)
227 psig
(1565 kPa)
830 psig
(5723 kPa)
830 psig
(5723 kPa)
900-1500 psig
(6205-10342 kPa)
Violet
(25-8073)
276 psig
(1903 kPa)
930 psig
(6412 kPa)
930 psig
(6412 kPa)
Repair Kit #30-9301 for VRP-600
Repair Kit #30-9307 for VRP-1000/1500
Sample Controller Gain Calculation:
VRP-600-SB-PID-40, High Gain (Small Rings), Yellow Spring
Controller Gain (K)
=
Output Range
(1)
=
12 psig
= 0.522
Proportional Band
23 psig
(1)
Output Range
30 psig - 6 psig = 24 psig (165 kPa)