K-TEK Model A77 ALL-STAR II RF Level Switch Manual

This manual provides installation, calibration, operation, and maintenance instructions for the K-TEK Model A77 RF Level Switch (ALL-STAR II), which detects material presence in tanks or bins for both conductive and non-conductive liquids and solids. It covers standard features like explosion-proof housing, time delay circuits, touch-to-test verification, and optional extended or coated probes.