Created for use with a single tank and has 3 level switching points, High, Low & Bund level, mostly used for Diesel oil tanks. When used with our various float switches (see data sheet FL100), will give a very highly reliable alarm system.
N/C Contacts
Mains Powered
Built in Sounder
Single Tank Unit
3 alarm positions
Visit the TJ Williams Ltd website for more information on Model FSU 201 The FilSafe Tank Monitoring Alarm Units