A level switch and transmitter are the latest from Magnetrol.
Echotel 919 detects high/low alarms and operates from 22 264V. It handles viscous and light fluids, plus aerated liquids and those with suspended solids.
Then Microtel is a two wire, loop-powered magnetostrictive transmitter for hazardous areas. Linearity is 0.035%/0.8mm, and there’s 22mA fault indication.
Magnetrol, Tel: 01444 871313; Fax: 871317.