Honeywell MS4103 manual ML6425 ML7425, 123, Stem down on power failure or

Models: MS4103

1 268
Download 268 pages 21 Kb
Page 123
Image 123

Direct Coupled Valve Actuator

Direct Coupled Globe Valve Actuators provide floating and modulating control of chilled water, hot water, and steam, and mount directly on VGF series, V5011, and V5013 globe valves. These Spring Return Actuators will operate 1/2 to 3 in. valves.

ML6425; ML7425

FEATURES

Easy and quick installation on valves with 1 3/8 in. bonnet and 3/4 in. stroke.

No separate linkage required.

Conduit connector standard.

No adjustments required on linkage.

Accurate valve positioning.

Low power consumption.

High close-off ratings.

Force limiting end switches.

Internal manual operator.

Synchronous motor.

Maintenance free.

SPECIFICATIONS

 

Actuator Type

Valve

Control Signal

Floating; 0-10 Vdc or

 

2-10 Vdc modulating

Fail Safe Mode

Stem down on power failure; or

 

stem up on power failure

(Rated) Stem Force

135 lbf (600 N)

Spring Return Torque

135 lbf (600 N)

Cable Entry

Conduit connector and one

 

knockout on actuator case

Electrical Protection

Class I Insulation (24 Vac)

Ingress Protection Rating

IP54

Electrical Connections

Screw terminals

Frequency

60 Hz

Manual operation

Manual override winding

Mounting

Directly on V5011/V5013

 

Globe Valves and VGF

 

Flanged Globe Valves (3/4 in.

 

or 20mm stroke)

Stroke

3/4 in. (20 mm)

Materials

ABS-FR Plastic, aluminum

 

yoke

Operating Humidity Range (% RH)

5 to 95% RH

Medium Temperature

300 F Maximum

 

(150 C Maximum)

Ambient Temperature Range

14 F to 122 F (-10 C to 50 C)

Storage Temperature Range

-40 F to 158 F (-40 C to 70 C)

Weight

5.1 lb (2.3 kg)

Includes

1/2 in. conduit hub

APPROVALS

 

CE

Recognized

Underwriters Laboratories, Inc

UL94-5V

ACCESSORIES

43191679-111—Potentiometer, 10 K ohm, for ML6425, ML7425 43191679-112—Potentiometer, 220 ohm for ML6425, ML7425 43191680-105—Dual Auxiliary Switch for CREVAL actuators 43196000-001—High Temperature Kit for actuators with 3/4 in. stroke

DIMENSIONS DIAGRAM

5-5/15 6-5/16

 

 

 

 

 

 

 

 

 

 

 

 

 

(135)

x (161)

14-5/16 (364)

2-11/16 (67)

 

 

 

 

 

 

MINIMUM

 

 

 

 

 

 

CLEARANCE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11-1/4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(284)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1/2 (13) FPT

7-5/8 (192)

YOKE DIAMETER 1-3/8 (35)

M7892A

ts l Sheetta submi

123

Page 123
Image 123
Honeywell MS4103 manual ML6425 ML7425, 123, Stem down on power failure or