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VRN PRESSURE INDEPENDENT CONTROL VALVES AND ACTUATORS
17
38-00032—01
Fig. 22. MS7505 with override to full open
(Modulating mode setting).
Fig. 23. MS7505 with override to full closed
(Modulating mode setting).
Fig. 24. MS7505 with Proportioning Controllers
(Modulating mode setting).
Fig. 25. MS4105 line voltage (120V) two-position
control.
ACTUATOR
0/2 TO 10 VDC
PROPORTIONING
CONTROLLER
24 VAC
1
1
2
3
2
LINE VOLTAGE POWER SUPPLY.
PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
24 VDC SUPPLY ACCEPTABLE.
SET SWITCH TO MODULATING.
V
OR +
OR N/A
FEEDBACK
–
+
FEEDBACK
5
4
3
1
2
M19576B
2-10 VDC
10-2 VDC
0-10 VDC
10-0 VDC
Fltg, fwd
Fltg, rev
3
SPDT
ACTUATOR
0/2 TO 10 VDC
PROPORTIONING
CONTROLLER
24 VAC
1
1
2
3
2
LINE VOLTAGE POWER SUPPLY.
PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
24 VDC SUPPLY ACCEPTABLE.
SET SWITCH TO MODULATING.
V
OR +
OR N/A
FEEDBACK
–
+
FEEDBACK
5
4
3
1
2
M19577B
2-10 VDC
10-2 VDC
0-10 VDC
10-0 VDC
Fltg, fwd
Fltg, rev
3
SPST
ACTUATOR
4 TO 20 mA
PROPORTIONING
CONTROLLER
24 VAC
1
1
2
3
2
490 TO 510
OHMS,
1/2 W
MINIMUM
LINE VOLTAGE POWER SUPPLY.
PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
24 VDC SUPPLY ACCEPTABLE.
SET SWITCH TO MODULATING.
V
OR +
OR N/A
FEEDBACK
–
+
FEEDBACK
5
4
3
1
2
M34977
2-10 VDC
10-2 VDC
0-10 VDC
10-0 VDC
Fltg, fwd
Fltg, rev
3
ACTUATOR
0/2 TO 10 VDC
PROPORTIONING
CONTROLLER
24 VAC
1
1
2
3
2
LINE VOLTAGE POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
24 VDC SUPPLY ACCEPTABLE.
SET SWITCH TO MODULATING.
V
OR +
OR N/A
FEEDBACK
–
+
FEEDBACK
5
4
3
1
2
M34976
2-10 VDC
10-2 VDC
0-10 VDC
10-0 VDC
Fltg, fwd
Fltg, rev
3
ACTUATOR
SPST
1
1
LINE VOLTAGE POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
V
1
2
M29122