Greyline Instruments SE4-A Specifications

Doppler Sensor SE4

Model SE4 Doppler Sensor

1.5”
38 mm

1.375”

35 mm

SPECIFICATIONS:

Minimum Pipe Diameter: 0.5" (12.5 mm) ID, 0.6" (15 mm) OD

Maximum Pipe Diameter: 180" (4.5 m) ID

Operating Temperature: -40° to 248°F (-40° to 120°C)

Operating Frequency: 640 Khz

Sensor Housing: Stainless Steel with Polyimide face

Sensor Cable: 20 ft. (6 m) shielded coaxial pair (RG174U)

Submersion Rating: Withstands accidental submersion pressure up to 15 psi (1 Bar)

Hazardous Locations: Approvals pending

NOTES:

1. Refer to the instruction manual for detailed mounting instructions.

2. Locate >6 pipe diameters from Elbows or Tees.

3. Locate >30 pipe diameters from pumps, controlling valves, orifice plates or venturis.

4. Mount with Coupling Compound (supplied) and secure with self-aligning stainless steel Pipe
Clamp (supplied with flowmeter).

5. Extend Sensor cable with Greyline option DXC shielded dual coaxial cable only. Self-tunes to
maximum cable length of 500 ft (152 m).

6. Install Sensor cable in conduit for mechanical protection.

7. Submersion rating is for accidental, temporary flooding. Doppler accuracy may be affected while
SE4 Sensor is submerged.

3.375” / 85 mm

Optional 50 ft (15 m) or 100 ft (30 m) continuous

20ft/6m