SITRANS LR 460: 4-WIRE, 24 GHZ FMCW RADAR LEVEL TRANSMITTER FOR CONTINUOUS MONITORING OF SOLIDS IN SILOS TO A RANGE OF 100 M (329 FT). IDEAL FOR APPLICATIONS WITH EXTREME DUST AND HIGH TEMPERATURES TO 200 CEL. (392 F). ORDER HAND PROGRAMMER SEPARATELY! . PROCESS CONNECTION: UNIVERSAL, FLAT FACED, 0.5 BAR (7.25 PSI) MAXIMUM WITH INTEGRAL EASY AIMER BALL: 4” (100 MM) ANTENNA: 4” HORN ANTENNA, FITS 100 MM OR 4” NOZZLES PURGE (SELF CLEANING) CONNECTION: NO PURGE CONNECTION . OUTPUT/COMMUNICATION: 4 TO 20 MA, HART POWER SUPPLY/CABLE INLET: 24 V DC, 2 X M20 X 1.5 APPROVALS: GENERAL PURPOSE, CSA US/C, INDUSTRY CANADA,FCC,CE, R&TTE .