Data logger ALMEMO® 2590-2A ALMEMO® data logger Professional measuring instrument, Comprehensive range of functions for all application areas, Graphics display for showing measured values and programming, Technical data and functions ALMEMO® 2590-2A Good measuring accuracy, measuring rate up to 10 measuring operations per second (mops) Over 65 standard measuring ranges Support for ALMEMO® plugs with multi-point adjustment, special linearization, and special measuring ranges Graphics display with white illumination, easy and convenient operation by means of 4 soft-keys and cursor block Clear and easy-to-understand menu system 3 measuring menus (1 menu can be freely configured by user from a range of 50 functions), measured values displayed numerically, 1 to 12 measured values can be displayed in two sizes or graphically in bar chart form. Intelligent sensor readings with sensor-specific functions cold junction compensation, temperature compensation, and atmospheric pressure compensation Measuring functions: Measured value, zero-setting, setpoint adjustment Function menus: Maximum value, minimum value, memory sufficient for 99 measured values, average value over time / individual values / measuring points, smoothing, volume flow with center point measuring, two-point adjustment, scaling, data logger with configuration menus Option VN Volume flow determined from matrix measuring as per DIN EN 12599 Programming menus for clear and easy-to-understand sensor programming, range, units, designation, right through to special functions, configuration of device parameters and of output modules Choice of languages: German, English, French 2 ALMEMO® output sockets, suitable for digital interfaces, analog output, trigger input, alarm contacts, memory card External memory connector with micro SD can simply be plugged in. Sleep mode for long-term recording 11/2025 • We reserve the right to make technical changes. Technical data ALMEMO® 2590-2A Precision class A (see general technical specifications) Measuring rate 2.5 / 10 measuring operations per second Measuring inputs 2 ALMEMO® input sockets el. isolated with semi-conductor relays (50 V) Additional channels 4 function channels, device-internal Sensor power supply 9 / 12 V, maximum 0.5 A Outputs 2 ALMEMO® sockets, suitable for all output modules (analog / data / trigger / relay cables, memory, etc.) Standard equipment Display Graphics display, 128 x 64 pixels, 8 rows Illumination 2 white LEDs Keypad 7 silicone keys (of which 4 soft-keys) Date and time-of-day Real-time clock, buffered by battery Power supply Battery set 3 AA alkaline batteries DC adapter cable, electrically isolated ZA2690-UK 10 to 30 V, 0.25 A Current consumption (without input and output modules) Active mode approx. 12 mA With illumination approx. 32 mA Sleep mode approx. 0.05 mA Environmental conditions see general technical data

Professional measuring instrument,2 measuring inputs, Data logger with external memory connector (accessory) Accessories Order no. Memory connector with micro SD Mains adapter 12 V / 1.5 A DC adapter cable, 10 to 30 VDC, 12 V / 0.25 A, electrically isolated Rubberized impact protection, green Magnetic fastening Instrument case Network technology, wireless modules (see chapter „Networking“) 11/2025 • We reserve the right to make technical changes. Connecting cables Order no. USB data cable, electrically isolated Ethernet data cable, electrically isolated Analog output cable, electrically isolated,...