General information
	Article number	3.510.260.014
Air temperature [°C]
	Measuring principle
	Min. measuring range [°C]
	Max. measuring range [°C]
	Accuracy ± [°C]
	Display resolution [°C]
Relative humidity
	Measuring principle
	Min. measuring range [% RH]
	Max. measuring range [% RH]
	Accuracy [% RH]
	Display resolution [% RH]
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]	0
	Max. measuring range [V]	1
	Accuracy ± [µV]	200
	Accuracy of the measured value - Voltage input ± [%]	1
	Resolution	< 500
Current measurement
	Min. measuring range in two-wire operation [mA]	4
	Max. measuring range in two-wire operation [mA]	20
	Min. measuring range in three-wire operation [mA]	0
	Max. measuring range in three-wire operation [mA]	20
	Accuracy ± [µA]	4
	Accuracy of the measured value ± [%]	0.1
	Resolution [µA]	5
	Approx. output load [Ω]	50
Thermal element K
	Min. measuring range [°C]	-200
	Max. measuring range [°C]	1.2
	Accuracy Between -200 °C ... 0 °C [°C]	±1
	Accuracy Between -200 °C ... 0 °C [°C] - Of measured value	±0.5
	Accuracy Between 0 °C ... 1,200 °C [°C]	±0
	Accuracy Accuracy between 0 °C ... 1,200 °C [°C] - Of measured value	±0.2
	Resolution [°C]	0.2
Thermal element J
	Min. measuring range [°C]	-200
	Max. measuring range [°C]	1.2
	Accuracy -200 °C ... 0 °C [°C]	±1
	Accuracy -200 °C ... 0 °C [°C] - Of measured value	±0.5
	Accuracy Accuracy between 0 °C ... 1,200 °C [°C]	±1
	Accuracy Accuracy between 0 °C ... 1,200 °C [°C] - Of measured value	±0.2
	Resolution [°C]	0.2
Thermal element S
	Min. measuring range [°C]	-50
	Max. measuring range [°C]	1.7
	Accuracy Between -50 °C ... 0 °C [°C]	±1
	Accuracy Between -50 °C ... 0 °C [°C] - Of measured value	0.5
	Accuracy 0 °C ... 1,700 °C [°C]	±1
	Accuracy 0 °C ... 1,700 °C [°C] - Of measured value	±0.2
	Resolution [°C]	0.2
PT100
	Min measuring range [°C]	-200
	Max. measuring range [°C]	500
	Accuracy [°C]	0.2
	Accuracy of the measured value ± [%]	1
	Resolution [°C]	0.02
Interface
	LAN
	RS-485
	10-pin terminal
	USB
	BNC
	Plug socket
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. 128
	Available channel groups	Max. 32
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