The Kayden CLASSIC 812 Flow, Level and Interface Switch & Transmitter features a precision welded, highly accurate stainless steel sensor. It is ideal for liquids, gases & slurries in a clean or dirty process.
The CLASSIC 812 is available with a Raised Face or RTJ Flange, in a wide range of flange sizes, ANSI ratings and insertion lengths. All Kayden models feature a rugged flameproof enclosure with blind or lens covers available. Kayden’s advanced digital electronics will revolutionize the way you monitor and control your process.
Flanged Raised Face or RTJ
Adjustable Set Point Range
0-254 feet/s, 0-77 meters/s
Insertion 'U' Length
Available in 1/2" or 1 cm increments
Min. 2.5" - Max. 120" (6.0 - 305 cm)
12-24 VDC & 115-230 VAC, 50-60 Hz
Operating Pressure (Maximum)
Per Flange Rating, ASME B16.5
Temperature Range (Sensor)
-45°C to 200°C, -50°F to 392°F
Aluminum Flameproof, 1" FNPT Conduit Connection
Blind or Glass Lens, Flameproof
316/316L Stainless Steel
Other Materials Available
Two Independent Relays (SPDT), 4-20 mA, Modbus
Rated 120 Vac max, 30 Vdc max, 4A max
The above description encapsulates the entire product series. Specifications for individual configurations may vary depending on the selection chosen.