Highlights • Wide temperature range: -18 to 2000°C • Simple, two-wire installation for simultaneous 4-20 mA and digital output • Wide choice of optics • Special models for glass and plastics applications • Rugged accessories for harsh industrial environments • Optional stainless steel versions • Advanced signal processing • Install up to 15 sensors on a single multidrop network • Windows software for remote configuration and monitoring • For use in potentially explosive atmospheres with intrinsically-safe ratings for dust and gas Thermalert Series Electrical Specifications Measurement Specifications Outputs Analog 4-20 mA, max. loop resistance 700 Q Digital (Smart models) HART® to RS232 (with optional adapter) Alarm (Smart models) 24 V / 150 mA; adjustable setpoints, deadband, normally open/closed settings Power Supply 12 - 24 VDC ±20% (Standard models) Spectral/Temperature Ranges General Specifications Ambient Temperature without cooling 0 to 70°C with air cooling up to 120°C with water cooling up to 175°C with ThermoJacket TM up to 315°C Relative Humidity 10 to 95%, non-condensing Shock IEC 68-2-27, 50 G, 11 ms, any axis Vibration IEC 68-2-27, 3 G, any axis, 11 - 200 Hz with cooling jacket 187 mm L x 60 mm 0 with cooling jacket 595 g Signal Processing Standard model emissivity Smart model emissivity, °C/°F, advanced peak / valley hold, averaging, background radiation compensation Each sensor comes with a fixed bracket, a mounting nut, and an operator’s manual. All models have 4 to 20 mA output. Fixed Bracket (XXXTXXACFB) SIRaytek Fluke Process Instruments 90% energy, standard focus optics

Options must be specified at time of order. • Manufacturer's calibration certificate based on NIST/DKD probes (XXXTXCERT) • Intrinsically-Safe Ratings EX II 2G Ex ib IIC T4 Gb (gases/vapors) EX II 2D Ex ib IIIC T135°C Db IP65 (dusts) TXS models (...IS4), TXS models in stainless steel (...IS5) • Water/Air Cooled Housing incl. Air Purge Collar (...W), optional in stainless steel Optical Specifications Close Focus Option CF *focus point Accessories • Sighting Viewer Tool (XXXTXXACSV) • Protective Window according to spectral range (XXXTXACTW...) • ThermoJacket: extra rugged cast metal housing for...