ALMEMO 2690-8A
Technical data and functions ALMEMO 2690-8A
| • Increased measuring accuracy and stability | • Memory connector with micro SD (accessory) |
| • Fast measuring rate, up to 50 measuring operations per second With SD memory card, up to 100 mops, optional for 1 channel up to 500 mops | • Generously sized graphics display, bright illumination, large display of measured values |
| • 5 measuring inputs, electrically isolated | • Sleep mode for long-term recording |
| • Integrated atmospheric pressure sensor, for automatic pressure compensation, inter alia for Pitot tube fl ow measurement and humidity variables | • Measured values can be displayed graphically in line chart or bar chart form or numerically in various sizes. |
| • Over 65 standard measuring ranges | • 3 user-defined menus can be freely configured from a range of 50 functions. |
| • Support for ALMEMO® plugs with multi-point adjustment, special linearization, and special measuring ranges | • Easy to operate by means of 4 soft-keys and cursor block, menu-guided with wizards and context-sensitive help windows |
| • Option KL for independent multi-point adjustment or special linearization programmable in 30 points and management of calibration data saved in the sensor connector and the measuring instrument | • 2 ALMEMO® output sockets, suitable for digital interfaces, analog output, trigger input, alarm contacts, memory card |
| • Option GT for higher measuring quality thanks to electrical isolation between measuring inputs and device power supply (device ground) | • Choice of languages : German, English, French |
| • Improved cold junction compensation with 2 sensors | • Runs on rechargeable batteries (standard), high-speed charging in the device itself using the mains unit, included in delivery |
| • Data logger with internal EEPROM, suffi cient for 200,000 measured values, configurable as linear or ring memory | • Modern housing with rubberised impact protection and folding stand, splash-proof |
Technical data ALMEMO 2690-8A
| Precision class | Keypad | 9 tactile silicone keys (4 soft-keys) | |
| Measuring rate | Memory | EEPROM suffi cient for 200,000 measured values | |
| Measuring inputs | 5 ALMEMO input sockets | Date and time-of-day | Real-time clock, buffered with battery |
| Electrical isolation | with semiconductor relays (50 V) for analog sensors | Power supply | |
| Option GT | Additional electrical isolation between measuring inputs and power supply (device ground) | Rechargeable battery/ies | 3 AA batteries NiMH or alkaline integrated, high-speed charging (2.5 hours) |
| Additional channels | 4 function channels, device-internal | Mains adapter | ZA1312NA10 100 to 240 VAC to 12 VDC, 2 A electrically isolated |
| Sensor power supply | DC adapter cable | electrically isolated ZA2690-UK2 10 to 30 V, 1 A | |
| Rechargeable battery/ies | 6 / 9 / 12 V, maximum 0.5 A | Current consumption (without input and output modules) | |
| Mains adapter | 12 V, maximum 0.5 A | Active mode | approx. 17 mA |
| Atmospheric pressure sensor Integrated | With illumination | approx. 25 to 140 mA | |
| Measuring range | 700 to 1100 mbar | Sleep mode | approx. 0.05 mA |
| Accuracy | ±2.5 mbar (at 23 °C ±5 K) | Housing | 209 x 107 x 54 mm (LxWxH) ABS (maximum +70 °C), 570 g |
| Outputs | 2 ALMEMO sockets, suitable for all output modules (analog / data / trigger / relay cables, memory, etc.) | Protective class | IP54 (if water-proof plugs / sensors are used) |
| Graphics display | 128 x 128 pixels, 16 rows | ||
| Illumination | 5 white LEDs, 3 brightness levels |
Standard delivery
3 rechargeable NiMH batteries, rubberised protection, mains unit ZA1312NA10, USB data cable ZA1919DKU, Case ZB2490TK2, Operating instructions, manufacturer‘s test certificate
Precision measuring instrument ALMEMO 2690-8A Case Set MA26908AKSU
as above but with RS232 data cable ZA1909DK5
Precision measuring instrument ALMEMO 2690-8A case set MA26908AKS
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