Submittal Sheet

www.legendvalve.com
866-752-2055
300 N. Opdyke Rd.
Auburn Hills, MI 48326
SUBMITTAL SHEET
JOB NAME ITEM TAG
JOB LOCATION PART NUMBER
CONTRACTOR DATE
ENGINEER APPROVAL DATE
CIRCUIT ACTUATOR
Manifold Circuit Actuator - 8330 Series
Condition in absence of voltage Normally Closed NC.
First open function*
Valve working stroke 0.16” (4mm).
Class II dust protection.
Opening time at 77°F ≈ 3.5 minutes.
Working ambient temperature: 32°F - 140°F .
Storage ambient temperature: -13°F - 140°F.
Fluid temperature : 0°F - 212°F .
Mountable in any orientation.
Valve position indicator on top of valve casing.
Double insulated electrical enclosure.
Reliable thermo-electric operation.
Noiseless and maintenance-free.
MATERIAL SPECIFICATION
PART MATERIAL
1 Casing material Flame retardant plastic
2 Valve release Flame retardant plastic
3 Cable connection Flame retardant plastic
4 Supply cable 4 wire 72" useful length
Pictured:
Circuit Actuator
(Cable not shown)
Pictured:
Circuit Actuator
Technical Data:
Supply voltage: 24VAC
Max Inrush current: <300mA (7.2VA) for 2 minutes max
Operating current: 1 Watt (1.0VA)
Opening/Closing time: approx 3.5 minutes
End Switch:
- Normally Open (NO)
- 24VAC, 0.5mA max
- Makes at about 50% of stroke
Wiring info:
- 24VAC Power - Yellow wires
- End switch - Red wires
2.20” 1.74”
1.98”
.28”
*With the First-Open Function, the actuator is shipped in the open position, even for the normally-closed
actuator. This function makes installations easier, allowing ll and purge of the system without having to
remove the actuator. The First-Open function is unlocked by applying power for more than 6 minutes.
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