Measuring instrument ALMEMO® 2450-1L Compact ALMEMO® measuring instrument 1 measuring input, over 35 measuring ranges. Runs in battery mode Technical data and functions 03/2026 • We reserve the right to make technical changes. • Generously dimensioned 2-row segment display including units • Easy and convenient to operate by means of 7 keys. • Over 35 measuring ranges for For the customer’s own sensors ready-to-use ALMEMO® connectors are available (see chapter 07). - Atmospheric humidity sensor, capacitive, dewpoint sensor, water detection probe, moisture in wood FHA636MF (see chapter 08) Tachometer, turbine flowmeter (see chapter 10) Current clamps FEA604, Voltage / current measuring modules ZA990xAB (see chapter 11) Technical data Measuring input 1 ALMEMO® socket Precision class C (see general technical specifications) Measuring rate 2.5 mops Measuring ranges (see general technical specifications / measuring ranges) NiCr-Ni(K), NiCrSi-NiSi(N),Fe-CuNi(L), Cu-CuNi(U), Cu-CuNi(T), PtRh10-Pt(S), Fe-CuNi(J) -200 to +950 °C Double connectors with 2 x differential voltage / differential current (input D - B) are not possible. Humidity, capacitive 0 to 100 % RH, (% RH, HcRH, HRH) Dew point, mixture ratio, partial vapor pressure, enthalpy, rotating vanes, digital process (0 / 100 %), frequency, pulse, rotational speed, digital Rubberized impact protection, gray DIN rail mounting Magnetic fastening Instrument case - Meteorological radiation probe heads FLA613 (see chapter 12) - Carbon dioxide sensor FYAD00CO2, Carbon monoxide probe and ozone probe (see chapter 15), • ALMEMO® plugs with multi-point adjustment are supported. • Measuring functions Measured value, zero-setting, saving of maximum / minimum values, hold function • Test functions Segment monitoring, range monitoring, sensor breakage indication, battery voltage check and display. Resolution (see general technical specifications / measuring ranges) Linearization accuracy (see general technical specifications / measuring ranges) Sensor power supply 9 V, maximum 0.5 A Standard equipment LCD 7 segments Measured value 5 characters, 15 mm Function 4Z characters, 9 mm 16 segments Units 2 characters, 9 mm Keypad 7 silicone keys Power supply Battery set 3 AA alkaline batteries Current consumption approx. 10 mA without input modules Housing ABS (max. 70 °C) 127 x 83 x 42 mm (LxWxH)_ Environmental conditions see general technical data Standard delivery Order no. Batteries, operating instructions, manufacturer’s test certificate DAkkS accredited calibration or works calibration KE90xx, electrical, for measuring instrument, see chapter „Calibration certificates“. DAkkS accredited calibration meets all the requirements regarding test resources laid down in DIN EN ISO/IEC 17025.