HQ Series I&M Manual HQ-400-1005 6
5.0 Power Requirements
Consult the nameplate of the actuator for duty cycle and current draw information
6.0 Duty Cycle
Duty cycle rated IEC34 – S2 (30%)
Exceeding the actuator’s rated duty cycle may cause thermal overload.
7.0 Handwheel Declutch
HQ actuators are provided with a declutchable manual override system.
To manually operate the actuator, pull the manual declutch lever towards the handwheel until it remains in
position.
Turn the handwheel until the valve reaches the required position
Turn clockwise to close and counter -clockwise to open
☞The manual declutch lever has motor preference, meaning that when the motor is energized, the lever
will automatically shift to auto position.
7.0 Mechanical Travel Stop Adjustment
Built-in mechanical stops are provided to prevent handwheel operation beyond total valve travel
Loosen both locknuts and back out the stopbolts
Run actuator electrically to fully closed position
Screw close stopbolt in until it it seats, then back
Off ½ turn, Install washer and tighten locknut
Run actuator electrically to fully open position
Screw open stopbolt in until it it seats, then back
Off ½ turn, Install washer and tighten locknut
☞Do not set the Actuator position limit switches to drive into the mechanical stops. Damage can occur
of electric unit is allowed to repeatedly stall into the end stops.
To Next Page
Loading...
Need help?
General
