Key Instruments FR4500 Series Variable Area Flow Meter for Gas, 14L/min Min, 140L/min Max

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PHP25,176.57

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PHP28,197.76

(inc. VAT)

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  • 24 unit(s) ready to ship from another location
  • Plus 3 unit(s) shipping from May 18, 2026
  • Plus 1 unit(s) shipping from May 22, 2026
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Per Unit
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5 +PHP24,421.26

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RS Stock No.:
361-0161
Mfr. Part No.:
2530A4A72BVBN
Manufacturer:
Key Instruments
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Brand

Key Instruments

Media Monitored

Gas

Product Type

Flow Meter

Device Type

Variable Area

Minimum Flow Rate

14L/min

Housing Material

Acrylic

Maximum Flow Rate

140L/min

Connection Type

1/4 in NPT Female

Maximum Pressure

6.89bar

Maximum Media Temperature

65°C

Minimum Operating Temperature

65°C

Maximum Operating Temperature

65°C

Series

FR4500

Standards/Approvals

No

RoHS Status: Exempt

COO (Country of Origin):
US

Key Instruments Flow Meter


The Key Instruments FR4500 series variable area flow meter measures the gas flow rate of 14L/min to 140L/min. It is a standard, precision-machined, acrylic, flow meter for liquids or gases. It also has direct reading air and water scales. The FR4500 flow meters can be configured with a control valve on the inlet or no valve at all. The O-rings are provided as Buna-N.

Note:

Mounting screws are required (available separately).

Features and Benefits


Pipe diameter range is 1/4 in

Connection type is 1/4 NPT female

Maximum operating pressure is 6.89bar

Maximum operating temperature is 65°C

It is use for long term trouble free operation

Easy-to-read scales

Threaded brass inserts for quick installation

Easy disassembly and assembly for maintenance

Durable, 1-piece, clear, acrylic construction

Stable, easy-to-read float

Superior quality

Mounting inserts 10-32 UNF x 3/8in

It has maximum pressure 100PSIG

Applications


Compatible with most gases and fluids

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