name
Honeywell ML7420/ML7421/ML7425 Series Electric Actuators
Honeywell
Description
The Honeywell ML7420/ML7421/ML7425 Series are reliable electric linear actuators designed for precise valve and damper control in HVAC systems. Ideal for commercial buildings, these actuators offer spring return or non-spring return options for fail-safe operation. Models include ML7420A8088-E, ML7421A8035-E, and ML7425A8018-E, ensuring compatibility with various control applications.
Product Details
| Parameter | Specification |
|---|---|
| Product Type | Linear Electric Valve Actuator |
| Brand | Honeywell |
| Supply Voltage | 24 VAC ±15%, 50/60 Hz |
| Stroke Length | 20 mm (ML7420/ML7421A/ML7425); 38 mm (ML7421B) |
| Stem Force | 600 N (ML7420/ML7425); 1800 N (ML7421A/B) |
| Run Time (60 Hz) | 30/60 s (ML7420); 95 s (ML7421A); 175 s (ML7421B); 108 s drive / 15 s spring return (ML7425) |
| Control Signal | 0–10 VDC / 2–10 VDC (standard); 4–20 mA (ML7421 optional) |
| Position Feedback | 2–10 VDC (most models) |
| Protection Class | IP54 |
| Ambient Temp | -10 °C to +50 °C |
| Storage Temp | -40 °C to +70 °C |
| Weight | 1.3 kg (ML7420); 2.3 kg (ML7421A/B) |
| Material | Cover: ABS/ABS-FR; Yoke/Base: Diecast Aluminum |
| Approvals | UL94-5V, CE |
| Key Features | Direct Mount, No Linkage Required; Force-Limiting End Stops; Manual Override; Signal Fail Safe; High-Temp Kit Available |
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