Model DFHV-1E 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.
F&J - Model DFHV-1E -Digital High Volume Air Sampler (220 - 240 VAC)
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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
- 220 - 240VAC, 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 OPERATNG RANGE:
- 0-95% RH (non-condensing)
- TEMPERATURE OPERATING RANGE:
- -8º to 50º C (18 to 122ºF)
- ULTIMATE VACUUM: 80” H2O at standard
- temperature, pressure and zero flow restriction
- POWER REQUIREMENTS: 220 – 240VAC;
- 50/60Hz at 4.1 amperes; single phase
- CIRCUIT BREAKER PROTECTION:
- 10 amperes, slow blow fuse
- ELECTRICAL CORD: All temp, 3-wire, 16 gauge
- FLOW CONTROL: Electronic motor speed control
- HANDLE: Durable plastic
- DIMENSIONS: 11 1/16”L × 9 3/8”W × 10 ¾”H (28,1 × 23,8 × 25,4 cm)
- NOISE LEVEL: Average dB 83.8 @ 1 meter
- WEIGHT: Approx 13.4 lbs. (6,1 kg)
- INSTALLATION CATEGORY: Pollution Degree 2
- DIGITAL FLOWMETER DISPLAYS:
- Flowrate: Corrected to Ref. T and P
- Elapsed Time: hhh:mm
- Volume: Corrected to Ref. T and P