Estimated Lead Time : 6-8 Weeks
Manufacturer : Honeywell
Electric Linear Valve Actuator
ML7420A8088
ML7420A actuators
Designed for modulating control with controllers providing an analog output of 2…10 Vdc
Honeywell鈥檚 standard valves in heating, ventilation, and air conditioning (HVAC) applications.
supply voltage : 24 Vac 卤15%; 50/60 Hz
power consumption : 5 VA
signal input 0(2) Vdc : Actuator stem retracted. Two-way valve:”open”, three-way valve port A-AB:”closed”
signal input 10 Vdc : Actuator stem extended. Two-way valve:”closed”, three-way valve port A-AB:”open”
rated stroke : 20mm
run time at 50 Hz : 1 min
close-off force : ??600 N
spring return time : –
spring return direction: –
Temperature Limits
Ambient operating limits : -10~+50 ? at 5~95% r.h.
Ambient storage limits : -40…+70 掳C at 5…95% r.h.
Medium temperature Max. : 150 掳C (220 掳C with High-Temperature kit)
Signals
Signal input voltage : y=0~10 Vdc or 2~10 Vdc Ri=100 K惟
Signal source : 1 K惟 max.
Position feedback signal : x=2~10Vdc(fully extended)
Load : 1 mA max.
Safety
Protection class : III as per EN60730-1
Protection standard : IP54 as per EN60529
Flame retardant housing : V0 as per UL94 (with metal cable gland)
Material
Cover : ABS-FR
Base : glass fiber reinforced plastic
Yoke : aluminum diecast
Wiring terminals : 1.5 mm 虏
Cable entry : M20.Two additional knock-outs M18 and M20 for auxiliary switch and potentiometer accessories
Weight : 1.3 Kg
Shipping Weight : 3 Kg
