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Sierra Instruments

Litre Meter Ltd UKT: +44 (0)1296 670200 F: +44 (0)1296 670999 E: sales@litremeter.com

Mass Flow Meters and Controllers

DescriptionAccuracyFlow rangeGas & Max. PressuresInput PowerOutput Signals

Low-cost gas mass fl ow meter with tiltable digital readout; nylon or aluminium construction.Accuracy: ±1.5% of full scale Flow Range: Model 822/824: 0-10 sccm to 0-50 slpm Model 826/827: 0-75 slpm to 0-175 slpmGas: Air and non corrosive, non reactive gases Max. Pressure 150 psig (10 barg)12 to 18 VDC, 24 VDC (optional)0-5 VDC, 4-20 mA
820 Top-Trak ® Low-cost gas mass fl ow meter with tiltable digital readout; stainless steel construction.Accuracy: ±1.5% of full scale ±1% of full scale (optional) Flow Range: 0-10 sccm to 0-500 slpmGas: All clean gases including corrosives and reactives. Max. Pressure: 500 psig (34 barg)12 to 18 VDC, 24 VDC (optional)0-5 VDC, 4-20 mA
820-S Top-Trak ® High performance gas mass fl ow meters and controllers; stainless steel construction.Accuracy: ±1% of full scale Flow Range: 0-10 sccm to 5600 slpmGas: All clean gases including corrosives and reactives. Max. Pressure: 500 psig (34 barg)± 15 VDC0-5 VDC, 4-20 mA
830/840 Side-Trak ® Digital high performance gas mass fl ow meters and controllers; multi-gas capability; stainless steel construction.Accuracy: ±1% of full scale ±0.7% of reading plus0.3% of full scale (optional) Flow Range: 0-4 sccm to 0-1000 slpmGas: All clean gases including corrosives and reactives. Max. Pressure: 500 psig (34 barg) Dial-A-Gas: 10 pre-programmed gases, user selectable24 VDC, 12 VDC (optional)RS-232, 0-5 VDC, 0-10 VDC 1-5 VDC, 4-20 mA
100 Series Smart-Trak ®

Multivariable Vortex Mass Flowmeters

AccuracyFlow rangeInput Power Features Features Output SignalsGas & Max. PressuresDescription

Insertion & In-Line Multivariable Mass Flow Meters; Hazardous Area Approvals: FM, CSA, & CE, Smart Electronics; Insertion probe lengths 2” to 72”; In-Line fl ow body sizes from 1/4’ to 8”Mass Flow (liquids): ± 1.0% of reading; Mass Flow (gases): ±1.5% of reading; Temperature: ±1 0 9-36 VDC, 500 mA 85-240 VAC, 50/60 H 30:1 Rangeability Reduced Sensitivity to Pipeline vibration 0.2% of mass fl ow rate repeatability. Steam custody transfer model available. AGA-8 Algorithms for monitoring natural gas. Pilot module for function control.Dial-A-Gas ® technology. Fast response control valve. Digital. High accuracy.High capacity / fl ow rate.Blind meters and controllers available. Low cost stainless steel body.Blind meters and controllers available. Low cost nylon body.Blind meters and controllers available.
Z , 25 Watts (optional)4-20 mA three simultaneous signals Pulse Output HART RS-485 °C; Pressure ±0.4% of full scale; Flow Range: up to 67000 scfm (air) up to 330000 lb./hr. (saturated steam)Any gas, liquid or steam (240 cST is ideal for steam custody transfer)Max. Pressure: 1500 psia (100 Bara) Max.Temperature: 400 °C
240/241 Innova-Mass ®

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