Loren Cook Variflow Accessories
VFABK - Air Balance Kit
Variflow Accessory
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The Vari-Flow Accessory Air Balance Kit (VFABK) simplifies the installation and enhances the function of Vari-Flow motors and controls.
Features
- Integrates and simplifies the interconnection of Vari-Flow motors and controls
- Two dials: mode selection and fan speed
- Mode selection: Hand-Stop-Auto-Auto Scaled
- Auto Scaled feature allows custom, proportional scaling from external controller for air balance
- Tricolor LED status indicator light
- Built-in 24-volt control transformer
- NO & NC 10 amp @ 24-250 Vac, 10 A @ 30 Vdc auxiliary contacts
- Remote on and off contact
- Easy to read, virtual wiring diagram printed on the face of the unit
VF2SC - 2 Speed Controller
Variflow Accessory
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The Vari-Flow 2 Speed Controller (VF2SC) allows the setting of two separate motor speeds and switching between these speeds by an external control device.
FEATURES
- (2) speed-control dials individually set between 0-10 Vdc
- Selector switch: A-B-Stop-Auto
- Auto mode allows speed selection by external device
- Tricolor LED status indicator light
- Built-in 24-volt control transformer
- NO & NC auxiliary contacts, 10 amp @ 24-250 Vac, 10 A @ 30 Vdc
- Remote on / off contact
- Easy to read, virtual wiring diagram connections printed on the face of the unit
VFRSC - Remote Speed Controller
Variflow Accessory
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The Vari-Flow Remote Speed Controller (VFRSC) allows manual speed adjustment of a Vari-Flow motor from a location other than the fan, usually a finished space.
Features
- Control dial allows remote speed adjustment
- Dial has easy-to-read scale
- Stainless cover plate
- Requires 24 Vac power
- Mount on a 2×4 junction box
VFPC – Pressure Controller
Variflow Accessory
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The Vari-Flow Pressure Controller (VFPC) addresses a wide variety of pressure control applications. This controller is compact and easy to set up. Available with 1″, 2″, and 5″ transducers.
Features
- Modulate fan speed based on differential pressure
- Output 0-10 Vdc signal
- Setup is configured via push button menu
- LCD display
- Real-time pressure readings displayed
- High and low-pressure port via 1/8″ barbed fitting connection
- Field configurable NO and NC contacts
VFCPC – Custom Pressure Controller
Variflow Accessory
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The Vari-Flow Custom Pressure Controller (VFCPC) provides customizable pressure control.
Features
- Modulate fan speed based on differential pressure
- Output 0-10 Vdc signal
- Setup is configured via push button menu
- Large industrial NEMA 3R cabinet houses all components
- Controller with LCD display
- Real-time pressure and motor operating percentage readings displayed
- High and low-pressure port via 1/8″ barbed fitting connection on the outside of the enclosure
- Customizable pressure when over VFPC range
SimpliDrive
Variflow Accessory
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SimpliDrive is a pre-wired and pre-programmed, factory-mounted variable frequency drive specifically selected for demand control ventilation applications. SimpliDrive provides an easy solution for variable speed on a wide range of belt and direct drive units. It is compatible with the complete line of Vari-Flow controls.
Features
- Fan-mounted speed control
- Motorized damper control
- External signal capable
- NEMA 1/IP20 enclosure
- Soft start / soft stop
- Built-in motor protection
- Remote on/off
Optional
- BACnet / Modbus communication
- Bluetooth interface
- NEMA 4X / IP66 enclosure
- Integral service switch