Emerson

Rosemount SAM42 Acoustic Particle Monitor

Source: emerson.com (accessed 2026-10-16). Confirm specifications with the manufacturer before ordering.

Specifications

Vendor: Emerson
Brand / line: Rosemount
Category: Sand and erosion monitoring
Class: Core integrity
Technique: Passive acoustic sensor with onboard digital signal processing; sand rate computed with velocity input
Detects: sanderosion
Mounting: Clamp-on, non-intrusive, explosion-proof housing
Temperature range: -40 to 290 °C pipe surface
Communications: Wired (other)
Hazardous area: Explosion-proof design (specific certifications not stated on page)
Suitable assets: pipingwellheads/flowlinespipelines
Notes: Outputs sand rate, accumulated sand mass and sand intensity to DCS over field cable; repeatability stated as better than 99%; exact fieldbus protocol not stated on the page fetched.

ClampOn

Passive acoustics (ultrasonic), DSP III electronics

sanderosion

Proprietary wireless, Modbus

ClampOn

Active ultrasound, guided Lamb waves, EMAT transducers (CEMAT II)

wall losserosioncorrosion rate

Modbus, Ethernet, Wired (other)

ClampOn

Passive acoustics (ultrasonic) with onboard DSP; detects particle impacts at a pipe bend

sanderosion

Modbus, 4-20 mA/HART, Wired (other)

ClampOn

Active ultrasound, guided Lamb waves, EMAT transducers

wall losserosioncorrosion rate

Ethernet, Modbus, OPC UA, Wired (other)

ClampOn

Passive acoustics (ultrasonic) with onboard DSP

sanderosion

Modbus, Wired (other)

Cosasco

Electrical resistance (metal-loss) erosion probe, rugged all-welded cylindrical element

erosionsand