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F&J Specialty Products, Inc
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F&J - Model DFHV-1 - Digital High ...

F&J - Model DFHV-1 -Digital High Volume Air Sampler (100 - 120 VAC)

FromF&J Specialty Products, Inc

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Model DFHV-1 digital high volume air samplers provide simplicity of operation and improved accuracy. This model features a motor cooling fan within the motor housing, digital flow measurement, elapsed time and accumulated volume measurement capability. It has a bright LED display and a four button keypad. Various flow and volume engineering units are available for selection. The pump is mounted on a rigid base with non-skid rubber feet.

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Display in English or metric units set at factory
Choices of flow/volume units:

SLPM - SL
SCMH - SCM
SCFM - SCF

State of the Art microprocessor electronics
Automatic Flow Control
Auto Shut-off on time or volume
Flowrate and volume totalizations displayed at actual conditions or corrected to STP is operator selectable
Elapsed time meter
Auto zero calibration feature of flow sensor
Bright LED display
Flow rate accuracy within ± 4% F.S.
RS-232 Communication Port w/Operator selectable download frequency for real-time data
110 – 120 VAC, 50/60Hz; single phase

Pump Type: Two-stage, dual ball-bearing, bypass type with an independent cooling system for the motor that provides thermal overload protection.
Maximum Motor Capacity: 94 CFM at 29.92” Hg and 68ºF (Free Air Flow);
Flow rate achievable will depend on the filter media utilized
Humidity Operating Range: 0 – 95% RH (non-condensing)
Temperature Operating Range: 18 to 122ºF (-8 to 50ºC)
Ultimate Vacuum: 80” H2O at standard temperature, pressure and zero flow restriction
Power Requirements: 110 – 120VAC;
50/60Hz at 6 amperes; single phase
Circuit Breaker Protection: 10 amperes, slow blow fuse
Electrical Cord: All temp, 3-wire, 16 gauge
Handle: Durable plastic
Dimensions: 11 1/16”L × 9 3/8”W × 10 ¾”H (28,1 × 23,8 × 25,4 cm)
Weight: Approx 13.4 lbs. (6,1 kg)
Digital flowmeter displays:
Flowrate: Corrected to STP
Elapsed Time: hhh:mm
Volume: Corrected to STP
Flow Calibration: Factory calibration recommended once per year