Products » Gas Flow » Mass Flow Meter » IS-Max Intrinsically Safe Mass Flow Meters
Mass Flow Meters that are Intrinsically Safe
IS-Max™ Intrinsically Safe Mass Flow Meters for Explosive Environments
- Flow accuracy as good as ± 0.4% of reading or ± 0.2% of full scale, whichever is greater
- Up to 128 pre-loaded gas calibrations — switch without losing accuracy
- Easy-to-read display makes it easy to verify operating conditions in the field and on installation
- Digital MODBUS or Alicat ASCII, or analog communications
- Measure volumetric flow, mass flow, absolute pressure, gauge pressure, barometric pressure, temperature, relative humidity, dew point, and more
Full Scale Flow Ranges
0.5 SCCM – 5,000 SLPM
OPERATING PRESSURE RANGE
11.5 – 160 PSIA
Optional 11.5 – 320 PSIA with ISMQ
ISM Series Flow Meter
Gas mass and volume flow meters for explosive environments
- Intrinsically safe mass flow meter
- 98 gases
- 0.5 SCCM – 5,000 SLPM
- 11.5 – 160 PSIA (high pressure option to 320 PSIA)
- Accuracy of flow as good as ± 0.5% of reading or 0.1% of full scale, whichever is greater
- See certificates below
ISMS Series Flow Meter
Corrosive-resistant gas meters for explosive environments
- Corrosion resistant intrinsically safe mass flow meter
- As many as 128 gases, including corrosives
- 0.5 SCCM – 5,000 SLPM
- 11.5 – 160 PSIA
- Accuracy as good as ± 0.4% of reading and 0.2% of full scale
- See certificates below
Low Pressure Drop
ISMW Whisper™ Series Flow Meter
Ultra-low pressure drop mass flow meters
MINIMAL PRESSURE DROP
- Low pressure drop intrinsically safe mass flow meter
- 98 gases
- 0.5 SCCM – 1,000 SLPM
- 11.5 – 160 PSIA (high pressure option to 320 PSIA)
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Accuracy as good as ± 0.6% of reading or ± 0.1% of full scale, whichever is greater
- 0.07 PSID minimum pressure drop
- See certificates below
High pressure
ISMQ Series Flow Meter
Measure flow rates at higher pressures
- Intrinsically safe mass flow meter for higher pressures
- 98 gases
- 10 SCCM – 5,000 SLPM
- 11.5 – 320 PSIA operating pressure
- Accuracy as good as ± 0.6% of reading or ± 0.1% of full scale, whichever is greater
- See certificates below
Build Options for Intrinsically Safe Mass Flow Meters
RS-485 Serial
Analog (4-20 mA [default])
Modbus RTU and Alicat ASCII (over RS-232 or RS-485)
Ready for the final details?
Each product is made-to-order. Alicat’s Applications Engineers are ready to provide expertise and discuss custom options, ensuring the best fit for your needs.
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Whether it is time for your instrument’s annual recalibration or your instrument needs a repair or upgrade, you can fill out the Service Request Form below, email us, call us, or start a live chat session to get the service process started.
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