General information
	Article number	3.510.260.011
Air temperature [°C]
	Measuring principle	NTC
	Min. measuring range [°C]	-20
	Max. measuring range [°C]	50
	Display resolution [°C]	0.1
Relative humidity
	Measuring principle	Capacitive
	Min. measuring range [% RH]	10
	Max. measuring range [% RH]	95
	Accuracy ± [% RH]	2
	Display resolution [% RH]	0.5
Air pressure
	measuring principle
	Measuring range [hPa]
	Accuracy ± [hPa]
	Display resolution [hPa]
CO₂ concentration
	Measuring principle
	Measuring range [ppm]
	Accuracy
	Display resolution [ppm]
	Long-term stability [ppm/a]
Voltage input
	Min. measuring range [V]
	Max. measuring range [V]
	Accuracy ± [µV]
	Accuracy of the measured value - Voltage input ± [%]
	Resolution
Current measurement
	Min. measuring range in two-wire operation [mA]
	Max. measuring range in two-wire operation [mA]
	Min. measuring range in three-wire operation [mA]
	Max. measuring range in three-wire operation [mA]
	Accuracy ± [µA]
	Accuracy of the measured value ± [%]
	Resolution [µA]
	Approx. output load [Ω]
Thermal element K
	Min. measuring range [°C]
	Max. measuring range [°C]
	Accuracy Between -200 °C ... 0 °C [°C]
	Accuracy Between -200 °C ... 0 °C [°C] - Of measured value
	Accuracy Between 0 °C ... 1,200 °C [°C]
	Accuracy Accuracy between 0 °C ... 1,200 °C [°C] - Of measured value
	Resolution [°C]
Thermal element J
	Min. measuring range [°C]
	Max. measuring range [°C]
	Accuracy -200 °C ... 0 °C [°C]
	Accuracy -200 °C ... 0 °C [°C] - Of measured value
	Accuracy Accuracy between 0 °C ... 1,200 °C [°C]
	Accuracy Accuracy between 0 °C ... 1,200 °C [°C] - Of measured value
	Resolution [°C]
Thermal element S
	Min. measuring range [°C]
	Max. measuring range [°C]
	Accuracy Between -50 °C ... 0 °C [°C]
	Accuracy Between -50 °C ... 0 °C [°C] - Of measured value
	Accuracy 0 °C ... 1,700 °C [°C]
	Accuracy 0 °C ... 1,700 °C [°C] - Of measured value
	Resolution [°C]
PT100
	Min measuring range [°C]
	Max. measuring range [°C]
	Accuracy [°C]
	Accuracy of the measured value ± [%]
	Resolution [°C]
Interface
	LAN
	USB
	Plug socket - 2x
	BNC - 2x
	RS-485
	10-pin terminal
Power supply
	Internal (battery)	4 x 1.5 V, AA, operating time > 1 year (depending on sensor and configuration)
	External (USB)
	External (LAN, PoE model)
	Terminals for external power supply to supply the sensor
Display
	Size [mm]	90 x 64
	LCD
Memory organisation
	Sensing interval	10/30 s, 1/10/12/15/30 min, 1/3/6/12/24 h
	Saving interval	1/10/12/15/30 min, 1/3/6/12/24 h
	Memory	16 MB, 3,200,000 measured values
	Data logging	Up to 20 measurement channels in parallel
	Available measurement channels	Max. 48
	Available channel groups	Max. 12
Housing design
	Plastic
Dimensions
	Length (packaging excluded) [mm]	166
	Width (packaging excluded) [mm]	32
	Height (packaging excluded) [mm]	78
Weight
	(packaging excluded) [kg]	0.25