LK+ CO2 LCD temp AA

Duct sensor temperature, CO2 – Active, 4..20 mA

Application/type Duct sensor
Purpose Measure values
Measured values temperature, CO2
Interface Active, 4..20 mA
Configuration USEapp, uConfig, jumper
Sensor NDIR (non-dispersive, infrared)
Output current 2x 4..20 mA, max. load 500 Ω
Operating range temperature (°C) 0..+50
Operating ranges temperature (°C) 0..+50
Output signal temperature scaling analogue output, 0..+50 °C (default setting), selectable from 4 temperature ranges -40..+60 | 0..+50 | -20..+80 | -15..+35 °C, optionally configurable
Operating range humidity max. 85% rH short term condensation
Accuracy temperature ±0,5 K (typ. at 21 °C), within default measuring range, offset setting via app or uConfig
Measuring range CO2 0..2000 ppm, 0..5000 ppm, optionally configurable
Accuracy CO2 ±50 ppm +3% of measured value (typ. at 21 °C, 50% rH, 1015 hPa), self-calibration Dual Channel
Power supply 15..35 V = SELV
Power consumption max. 2,5 W (24 V =), 4,3 VA (24 V ~)
Material in touch with media Pipe, Ø=19,5 mm, black, length 180 mm
Installation length (mm) 180
Enclosure USE-M, impact- and shock-resistant enclosure with quick-release cover, PC
Colour pure white
Protection (IP) IP65, according to EN 60529
Connection removable cable entry flextherm M20 for wire Ø=4,5..9 mm, removable plug-in terminal, max. 2,5 mm²
Delivery content incl. mounting flange, incl. mounting set (screws and accessories)
Packaging length (mm) 87
Packaging width (mm) 87
Packaging height (mm) 250
Packaging case packaging
Device length (mm) 85
Device width (mm) 84
Device height (mm) 225
Notes air speed 0,3..12 m/s