Puchase Description Mass Flow Meter 21 August.pdf
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- Attached to
- Digital mass flowmeters
- Solicitation number
- W91ZLK-23-Q-0054
About this file
This purchase description outlines requirements for digital mass flowmeters and related equipment to support operations at the Defense Centers for Public Health - Aberdeen. Specifically, it requests 71 digital mass flowmeters with a 0-50 SCCM full scale flow rate and LCD display, along with 142 fittings. Each flowmeter must include maintenance documentation, a one-year warranty, and NIST calibration certificate. Additional requirements include battery chargers, connectors, material specifications, and delivery to DCPH-A within 120 days. This equipment will be procured through solicitation W91ZLK-23-Q-0054 issued by the Department of the Army Materiel Command Army Contracting Command Aberdeen Proving Ground for digital mass flowmeters.
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Purchase Description Digital Mass Flow Meter
21 August 2023
I. Background The Defense Centers for Public Health - Aberdeen (DCPH-A) requires the purchase and shipment of digital mass flowmeters in an effort to support the warfighter. The following specifications are specific to the requirement.
II. Equipment List Item requested:
71 Each– Digital Mass Flowmeters 142 Each- Fittings (1/8NPT x 1/4Barb) Shipment
Each Flowmeter must include the following with no additional charge to the Government:
1. Maintenance manual included at no cost for each instrument
2. One-year warranties included
3. NIST traceable calibration certificate included
4. 50 international battery chargers
5. Micro-USB connector
Specification must include the following:
o Mass Flowmeter must have a 0-50 SCCM full scale flow rate readability o It shall have a minimum backlit monochrome LCD screen o The range of PSIA for the body and sensor must be at a 0-30 PSIA rating o The accuracy at calibration must be with in ± 0.8% of the standard’s reading & 0.2% of
Full Scale o For the higher end accuracy at calibration conditions after tare it must read ± 0.4% of the standard’s reading & 0.2% of Full Scale o The maximum repeatability shall be ± 0.2% reading at Full Scale o The maximum Zero Shift and Span Shift must be 0.02% for Full Scale reading on the
ºCelsius and Atm internal scale o The Operating Range & Turndown Ratio shall be 0.5% to 100% at Full Scale / 200:1
Turndown o The maximum measurable Flow Rate shall not exceed 128% at Full Scale o The maximum response time of readings must no more than 10 ms (can be adjustable adjustable) o The maximum warm-up time shall be < 1 Second o The unit shall include a battery life with a monochrome display set at a 10 contrast at least 18 hours.
o The recharge time shall be no more than 3.5 hours ± 1 hr. with 2A USB supply and device turned off.
Purchase Description Digital Mass Flow Meter
17 August 2023 o Each mass flowmeter must have a Stainless Steel 1/8" Male NPT to 1/8" Hose Barb on the pressure side, o Each mass flowmeter must have a Stainless Steel 1/8" Male NPT to 1/4" Hose Barb on the vacuum side.
o Each unit must include a portable rechargeable battery installed o Each unit must include a recharging kit o Each include must include a certificate of passing a factory leak and complete NIST calibration.
III. Delivery Address
Defense Centers for Public Health - Aberdeen (DCPH-A), Logistics 8242 Blackhawk Road; Building E5165 Gunpowder, MD 21010
IV. Expected Delivery Date
Within 120 days from ordered date
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