Dwyer

TFM-LP Liquid Turbine Flow Meter

Rugged 316SS body, high repeatability & microturbine design, 0 - 5 VDC and pulse outputs

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The Series TFM-LP Liquid Flowmeters utilize a turbine wheel and electro-optical detection to convert flow rates into a linear 0 - 5 VDC and pulsed output signal for recording and data logging. A power adapter or mating cable assembly is required for operation

• Rugged 316SS body
• High repeatability with patented microturbine design
• Design accurately measures flow rates with no zero drift and no required maintenance

Service Clean liquids compatible with wetted materials
Wetted Materials 316SS, acetal, sapphire, glass, epoxy, and fluoroelastomer
Accuracy 1% of FS
Linearity 1% of FS
Repeatability 0.2% of FS
Temperature Limits 41F - 131F (5C - 55C);
Storage: 32F - 158F (0C - 70C);
Sensitivity: 0.2% of FS per C
Pressure Limits 500 PSIG (34.5 Bar)
Process Connection Compression fitting, see model table on Catalog page
Power Requirements 11.5 VDC - 15 VDC
Power Consumption 35 mA @ 12 VDC
Output Signal 0 VDC - 5 VDC: Minimum 2.5 kΩ load;
Pulse: 7.5 VDC peak buffered square wave
Electrical Connections Four-pin power and signal connector. A power adapter or mating cable required for operation. See accessories table
Enclosure Rating IP10 (NEMA 1)
Weight 0.86 lb (390 g)
Agency Approvals CE

• Industrial flow monitoring
• Commercial systems
• Laboratory equipment