Leak, valve and steam

Acoustic Systems Inc.

WaveAlert Acoustic Leak Detection System (ALDS)

Acoustic transient wave detection with GPS time-synchronised site processors and MasterComm

leaks

4-20 mA/HART

Armstrong International

AIM ST5700 Series (WirelessHART)

Steam-trap-specific acoustic plus temperature sensing via patented waveguide

steam trap failuretemperature

WirelessHART

Armstrong International

AIM ST6700 Series (ISA100 Wireless)

Steam-trap-specific acoustic plus temperature sensing via patented waveguide

steam trap failuretemperature

ISA100.11a

Atmos International

Atmos Pipe

Statistical volume balance (SPRT) using pressure and flow data

leaks

Wired (other)

Atmos International

Atmos Wave

Negative pressure wave detection with fast-response pressure meters

leaks

Emerson

Fisher FIELDVUE 4400 Digital Position Transmitter (PRV monitoring)

Valve position/lift monitoring to track relief events and release

valve passinggas release

Emerson

Rosemount 708 Wireless Acoustic Transmitter

Ultrasonic acoustic event detection (ultrasonic sensor peak sensitivity 35-45 kHz) plus thermocouple

steam trap failurevalve passingtemperatureleaks

WirelessHART

Emerson

Rosemount Incus Ultrasonic Gas Leak Detector

Ultrasonic acoustic detection (25-100 kHz) with four piezoceramic sensor heads

gas releaseleaks

4-20 mA/HART

Everactive

Everactive Steam Trap Monitoring (Eversensor, Evergateway, Evernet)

Batteryless energy-harvesting sensor reporting condensate, steam and ambient temperature, analysed in cloud

steam trap failuretemperature

Proprietary wireless, Ethernet, Wi-Fi, Cellular

Honeywell

Searchzone Sonik Ultrasonic Gas Leak Detector

Ultrasonic gas leak detection, 18-70 kHz tuned piezoelectric, 40-140 dB detectable SPL, spectral analysis

gas releaseleaks

4-20 mA/HART, Modbus, Bluetooth

IMI

NEON Sonic sensor

Wireless acoustic (15-80 kHz sound pressure) plus temperature sensor

steam trap failurevalve passingleakstemperature

LoRaWAN

KROHNE

PipePatrol Leak Detection System

Extended Real Time Transient Modelling (E-RTTM) with leak pattern recognition

leaks

KROHNE

PipePatrol NEO (Neural Engine Pipeline Monitoring)

Hydraulic modelling with AI statistical pattern recognition on flow, pressure and temperature

leakscorrosion rateother

MISTRAS Group

Acoustic Monitoring System (AMS) - HRSG Leak Detector

Acoustic emission monitoring of background-noise changes to detect, locate and trend boiler/HRSG tube leaks

leaks

MSA Safety

Gassonic Observer-i Ultrasonic Gas Leak Detector

Ultrasonic acoustic detection (above 12 kHz) with artificial neural network noise discrimination

gas releaseleaks

4-20 mA/HART, Modbus

Spirax Sarco

STAPS Wireless Steam Trap Monitor

Clamp-on trap monitoring (head unit with central receiver and STAPS software)

steam trap failure

Proprietary wireless

Yokogawa

Sushi Sensor wireless steam trap monitoring device

Temperature sensor plus acoustic sensor

steam trap failuretemperature

LoRaWAN