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[. . . ] ELECTRIC LINEAR VALVE ACTUATOR
SPECIFICATION DATA
ML7420A6025
FEATURES
· · · · · · · · · Easy and quick installation No separate linkage required No adjustments required Low power consumption Force-limiting end stops 2. . . 10 Vdc signal input Direct / reverse action selectable Corrosion-resistant design Maintenance-free
SPECIFICATIONS
Supply voltage Power consumption 24 Vac +/-15% 50/60 Hz 5 VA -10. . . +50 °C at 5. . . 95%rh -40. . . +70 °C at 5. . . 95%rh Max. [. . . ] The actuator stem is connected with the valve stem by a buttonkeyed retainer connection. An integrated spring package limits the stem force in either direction to a factory-set value. The actuator switches off precisely when the specified stem force is reached.
Accessories
Auxiliary Switches
The actuator can be equipped on site with an auxiliary switch unit with two switches. Their switching points are adjustable over the full length of the actuator stroke. The switches can be used to switch pumps or to provide remote indication of any stroke position. Order number: 43191680-205
High-Temperature Kit
The High-Temperature Kits are necessary for applications between 150 and 220 °C medium valve temperature. order number High-Temperature Kit 43196000-001 valve V5011A/V5011K V5013A/V5013G V5011R/V5013R V5328A/V5329A V5011A V5013A/V5013G V5328A/V5329A V5049A V5050A V5328A V5016A V5025A V5049A (PN25/40) V5050 (PN16) V5050 (PN25/40) DN 15 40 15 40 15 50 15 32 50 50 40 80 15 65 15 80 100 150 100 150 100 150 80 100 100 150 100
Electrical Installation
Three knock-outs are provided for cable fitting: · 2x 21. 2 mm (M20) · 1x 18. 9 mm (M18) Maximum cable length / diameter for field mounting: 200 m / 1. 5 mm2.
Action
The direction of action can be reversed by pressing the pushbutton (W3) located on the printed circuit board (see Fig. 1), If the corresponding LED is lit, this indicates that the actuator stem will retract at a control signal of 2 Vdc (factory setting); if it is dark, the actuator stem will extend at a control signal of 2 Vdc. [. . . ] ML7420A6025, dimensions (in mm)
141
233
3
EN0B-0481GE51 R1206
ML7420A6025 ELECTRIC LINEAR VALVE ACTUATOR
Manufactured for and on behalf of the Environmental and Combustion Controls Division of Honeywell Technologies Sàrl, Ecublens, Route du Bois 37, Switzerland by its Authorized Representative:
Automation and Control Solutions Honeywell GmbH Böblinger Strae 17 D-71101 Schönaich / Germany Phone: (49) 7031 637 - 01 Fax: (49) 7031 637 - 493 http://europe. hbc. honeywell. com Subject to change without notice. [. . . ]
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