FTK+ 270 RS485 Modbus

Duct sensor temperature, relative humidity, absolute humidity, enthalpy, dew point – RS485 Modbus, 0..5 V, 0..10 V

Application/type Duct sensor
Purpose Measure values
Measured values temperature, relative humidity, absolute humidity, enthalpy, dew point
Interface RS485 Modbus, 0..5 V, 0..10 V
Configuration USEapp, uConfig, BUS, jumper, DIP switches
Output voltage 2x 0..10 V or 0..5 V, adjustable via jumper, live-zero configuration via app or uConfig, min. load 10 kΩ
Network technology RS485 Modbus
Operating range temperature (°C) -20..+70
Operating ranges temperature (°C) -20..+70
Output signal temperature scaling analogue output, -20..+80 °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 ±0,3 K (typ. at 21 °C), within default measuring range, offset setting via app or uConfig
Measuring range humidity 0..100% rH non-condensing, 0..85 KJ/kg enthalpy, 0..50 | 0..80 g/m³ absolute humidity, 0..+50 | -20..+80 °C dew point, optionally configurable
Accuracy humidity ±2% between 10..90% rH (typ. at 21 °C), offset setting via app or uConfig
Power supply 15..35 V = SELV, 19..29 V ~ SELV
Power consumption max. 2,5 W (24 V =), 4,3 VA (24 V ~)
Material in touch with media Pipe, PA6, with filter stainless steel wire mesh, black, Ø=19,5 mm
Installation length (mm) 270
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 M25 with fourfold cable entry for wire with max. Ø=7 mm, removable plug-in terminal, max. 2,5 mm², relay max. 1,5 mm²
Delivery content incl. mounting flange, incl. mounting set (screws and accessories)
Packaging length (mm) 94
Packaging width (mm) 94
Packaging height (mm) 331
Packaging case packaging
Device length (mm) 85
Device width (mm) 84
Device height (mm) 315
Notes air speed max. 12 m/s
Option enclosure LCD 29x35 mm, RGB backlight