Series EFS2 Insertion Electromagnetic Flow Sensor

No Moving Parts, Durable, Easy Installation & Maintenance, 1 to 12" Pipe (25 to 305 mm)

This product is no longer available, see Series IEF for a suggested replacement.

California Residents:  Click Here for Proposition 65 WARNING.


Compatible clean or dirty non-coating, conductive liquids.
0.28 to 20 ft/s (0.08 to 6.09 m/s).
Wetted Materials:
Sensor: 316 SS, brass or PVC;
Electrodes: Hastelloy®, metal;
Electrode Cap: PVDF;
O-ring: EPDM (fluoroelastomer optional).
±1% FS.
Temperature Limits:
Process: Brass/SS: 32 to 200°F (0 to 93°C);
PVC: 32 to 130°F (0 to 55°C);
Ambient: 0 to 160°F (-17 to 72°C).
Pressure Limits:
Brass/SS: 200 psi (13.8 bar);
PVC: 150 psi (10 bar).
Process Connection:
See Series EFF.
Current sinking, square wave pulse, opto-isolated, 550 Hz @ 20 ft/s.
Power Requirements:
12 to 25 VDC @ 250 mA; (12 to 25 VDC @ 40 mA (max. 250 mA) - LOP option).
Electrical Connection:
Terminal block.
20 microSiemens/cm.
Enclosure Material:
Housing: Die-cast powder-coated aluminum.
Enclosure Rating:
NEMA 4X (IP66).
3 lb (1361 g).

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