Precise non-contact temperature measurement from -50 °C to 975 °C Features: • One of the smallest infrared sensors worldwide with 22:1 optical resolution • Rugged and usable up to 180 °C ambient temperature without cooling • Separate electronics with easy accessible programming keys and LCD backlit display • Selectable analog output: 0/4-20 mA, 0-5 V, 0-10 V, thermocouple type K or J • Optional USB, RS485, RS232 interface, relay outputs (2 x optically isolated), CAN-Bus, Profibus DP, Ethernet • Installation of up to 32 sensing heads • CTex: Explosion proof version (ATEX) Measurement specifications General specifications CF-lens (optional) Outputs / analog Temperature range (scalable via programming keys or software) Spectral range Optical resolution (90 % energy) System accuracy21,31 (at ambient temp. 23 ±5 °C) Repeatability21,31 (at ambient temp. 23 ±5 °C) Temperature resolution (display) -50 °C ... 975 °C (LT22) -50 °C ... 600 °C (LT15) -50 °C ... 600 °C (LT02) 8-14 pm 22:1 (precision glass optics) 15:1 (precision glass optics) 2:1 (with flat front window) 0.6 mm @ 10 mm (with LT22) 0.8 mm @ 10 mm (with LT15) 2.5 mm @ 23 mm (with LT02) ±1 % or ±1 °C Output / alarm Optional Channel 1:0/4 - 20 mA, 0 - 5/ 10 V, thermocouple J, K Channel 2: sensind head temperature (-20 °C ... 180 °C as 0 - 5 V or 0 - 10 V), alarm output 24 V / 50 mA (open collector) Relay: 2 x 60 V DC/ 42 V ACeff; 0.4 A; optically isolated Response time Emissivity/ Gain (adjustable via programming keys or software) Outputs / digital Output impedances Inputs Cable length Power Supply Current draw USB, RS232, RS485, CAN, Profibus DP, Ethernet (optional) mA max. 500 Q (with 8 - 36 V DC) mV min. 100 kQ load impedance thermocouple 20 Q Programmable functional inputs for external emissivity adjustment, ambient temperature compensation, trigger (reset of hold functions) 1 m (standard), 3 m, 8 m, 15 m 8 - 36 V DC Max. 100 mA (adjustable via programming keys or software) Signal processing (parameter adjustable via programming keys or software, respectively) Peak hold, valley hold, average; extended hold function with threshold and hysteresis optris® Compact Connect 1 The LCD displays capacity may be limited at ambient temperatures below 0 °C. 2) Whichever is greater 3) At object temperatures >0 °C, e = 1 41 At time constant 200 ms and TObj 25 °C Optris GmbH ■ Ferdinand-Buisson-Str. 14 ■ 13127 Berlin ■ Germany Phone: +49 (0)30 500 197-0 ■ Fax: +49 (0)30 500 197-10 ■ E-mail: [email protected] ■ www.optris

Optical specifications Optics CT LT SF, D:S = 2:1 Versions with built-in CF lenses Optics CT LT CF, D:S = 15:1 (far field: 5:1) Dimensions Sensing head (standard) Sensing head (built-in CF lenses) Specifications are subject to change without notice · CT LT-EN2018-07-A