Series SX3 Ultrasonic Flowmeter Detector

Quick and Easy Mounting

This product is no longer available, see Series PUB or Series PUF for suggested replacements.


Clean liquids that pass ultrasound and do not contain air bubbles (such as pure water and chemical solution).
10000 deg (mg/L) or less.
Type of Flow:
Well-developed turbulent or laminar flow in a fluid-filled pipe.
Permissible Air Volume Rate:
Up to 2% at 1 m/s (inversely proportional to velocity).
0 to ±32.8 fps (0 to ±10 m/s).
Flow Pipe Sizes:
SX3A: 0.98 to 3.94 in (25 to 100 mm) for plastic piping 1.97 to 3.94 in (50 to 100 mm) for metal piping; SX3B: 1.97 to 8.86 in (50 to 225 mm); SX3C: 1.97 to 11.81 in (50 to 300 mm); SX3D: 11.81 to 23.62 in (300 to 600 mm).
1.5 to 2% of rate.
Response Time:
System cycle: 0.2s, Dead time: 0.2s or less, Time constant: 0.1s.
Temperature Limits:
Ambient -4 to 140°F (-20 to 60°C). Fluid Temperature: SX3A/SX3B: -4 to 212°F (-20 to 100°C); SX3C/SX3D w/ silicone rubber for acoustic couplant: -4 to 176°F (-20 to 80°C), w/ silicone free grease for acoustic couplant: 32 to 140°F (0 to 60°C).
Enclosure Rating:
SX3A and SX3B: IP65 (Jetproof) when using waterproof BNC connector. SX3C and SX3D: IP67 (Immersion-proof) when the terminal block is filled with silicone rubber after wiring.
For SX3A and SX3B: Plastic PBT for sensor housing, 304SS for guide frame. For SX3C and SX3D: Plastic PBT for sensor housing, 304SS for sensor cover, 304SS and PBT for guide rail.
Electrical Connection:
Coaxial cable up to 98.4 ft (30 m) and thermal stability of 212°F (100°C).
Clamped on pipe surface.
SX3A: 10.6 oz (0.3 kg), SX3B: 14.1 oz (0.4 kg), SX3C: 2.2 lb (1 kg), SX3D: 14.1 oz (0.4 kg).

Product Literature

Catalog Pages

Product Reviews

Only registered users can write reviews. Please Sign in or create an account