Variable Area Meters
MR Series Flow Transmitters HLIT 306 Ver 1.09 (5.5MB PDF)
EL Series Flow Transmitters HLIT 295 (3.61MB PDF)
Flow-Alert Flow Meters HLIT 279 (452KB PDF)

Lube-View Flow Monitoring System
Flow Monitoring System HLIT 264 (706KB PDF)
Communications Protocol HLIT 264 Section II (439KB PDF)
Electronic Interface HLIT 264 Section III (158KB PDF)
Reed Switch HLIT 264 Section IV (860KB PDF)

Flo-tech Products
PFM Testers (external pressure relief version) (656KB PDF)
SWI-5 Signal Wiring for F6600/F6650 Displays (533KB PDF)
SWI-5 Instructions TB242-R (287KB PDF)