Emerson

Roxar Sand Acoustic Monitor (SAM)

Discontinued Discontinued by the manufacturer — listed for installed-base support and replacement matching. Ask us for the current equivalent.

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

Specifications

Vendor: Emerson
Brand / line: Roxar
Category: Sand and erosion monitoring
Class: Core integrity
Technique: Passive acoustic (sand impact noise at pipe bend)
Detects: sanderosion
Mounting: Clamp-on, non-intrusive, fixed on pipe exterior (OD 2 to 48 in)
Temperature range: -40 to 115 °C pipe surface standard; -40 to 290 °C high-temperature version
Communications: ModbusWired (other)
Power: 24 VDC via CIU, 1.2-2.5 W system
Hazardous area: ATEX, IECEx, CSA, Inmetro, EAC; Exia Zone 0,1,2 (detector)
Suitable assets: pipingwellheads/flowlinespipelines
Notes: Emerson catalog page lists Roxar SAM as obsolete (current Emerson sand monitor is Rosemount SAM42). Datasheet RXPS-002251 Rev B Nov 2020: +/-5% uncertainty with calibration, min 1 m/s flow, 90-day internal log, Modbus RTU/RS485 and volt-free contact via CIU, IP66-67.

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