The Jewell Instruments C904 Clinometer Pak 420 Inclinometer is the packaged version of the Tulip 4-20 mA clinometer. Its rugged aluminum enclosure provides mechanical and environmental protection for indoor or outdoor use. This uniaxial instrument is current loop powered, so measurements can be made over long cables using an economical 2-wire pair. It also measures temperature using a built-in thermistor.

Applications include monitoring the angular position of conveyors, booms, ramps and machinery; performing antenna tilt error corrections; and tracking the pitch and roll of ships, buoys, ROVs and towfish. Features: range ±10°, ±25°, ±50°; resolution 0.005°, 0.01°, 0.02°; repeatability 0.01°, 0.02°, <0.04°; 4-20 mA (2-wire current loop) output; painted die cast aluminum, NEMA 4X (IP65); operating temperature -40 to 85°C.