SQ2020 SQUIRREL Data Logger

Powerful data loggers for standard and high speed applications

SQUIRREL SQ2020 models available:

SQ2020-1F8: With 16 single ended inputs or 8 differential inputs, one fast channel at maximum sampling rate of 20Hz. Including SquirrelView software for logger configuration, USB data transfer cable for connection to PC, a set of batteries and a mounting bracket.

SQ2020-2F8: As above but with an additional A to D converter and inputs for 4 (3 or 4 wire) PT100 / PT1000 inputs and 2 fast channels at a maximum of 100Hz sampling rate.

SQ2020-2F8 WI-FI: As SQ2020 2F8 but with in-built Wi-Fi connectivity to allow direct connection to a standard PC wireless ethernet network

• Fully configurable via the integrated keypad - New!
• 128*97 dot graphical LCD display - New!
• Compatible with B, C, D type thermocouples - New!
• Up to 16 universal inputs
• High precision (0.05%)
• Advanced data management to MMC/SD card or PC
• Flexible communications (USB, Ethernet, RS232)
• High speed option (100Hz)
• Various Remote connection options e.g. via Ethernet or dial up modem

Squirrel 2020 series offers high performance universal data loggers packed with powerful features to provide great flexibility to handle a wide range of routine and demanding applications.

Hand-held and lightweight, the Squirrel 2020 models are easy, fast and convenient to use - either as stand-alone loggers or as PC-linked data acquisition systems in industrial and scientific research and quality assurance applications.

Twin processors, multiple 24-bit analogue-to-digital converters, up to 16 universal channels and a choice of communications methods ensure that the Squirrel 2020 series provides state-of-the-art data logging and communication capability for sophisticated applications needs.

Key Features

• Standalone data logger or link to a PC
• Compact and portable
• 8 to 16 universal analogue plus 8 digital inputs
• Up to 16 derived /calculated channels
• 4 alarm outputs
• 4 pulse rate / counter inputs (2 at up to 64kHz, 2 at up to 100Hz)
• Configured via integral interface or via PC
• 0.05% basic accuracy
• Up to 14 million readings
• Removable MMC / SD card
• In-built Ethernet networking capability (SQ2020-2F8 only)
• USB and RS232 connectivity

Analogue inputs supported

• Thermistors
• Thermocouples
• Pt100/Pt1000 (maximum of four 3 or 4-wire Pt100/1000 sensors)
• Voltage
• Current
• Resistance

The Squirrel 2020 series comprises two models:

Squirrel 2020-1F8

• Up to 20 readings per second on 1 channel

Squirrel 2020-2F8 (high speed model)

• Up to 100 readings per second on 2 channels
• In-built Ethernet connectivity
• Up to four 3 or 4 wire Pt 100/1000 sensor inputs

Key Capabilities

• Create complex schedules of logging rates, triggers and alarm outputs
• Scale and view readings in real time on the integral display or on a PC running SquirrelView or Excel
• Display readings in preferred engineering units e.g. Hz, Bar, Pascals, Nm etc.
• Select logging rates up to 100 readings per second on up to 2 channels (20Hz maximum on Squirrel model 2020-1F8)
• Derive up to 16 calculated (virtual) channels from real input channels using mathematical functions
• Concurrently sample channels at different sample speeds

1. 8 to 16 universal analogue inputs for recording temperature, current, voltage and resistance
2. Easy to use, removable connector system
3. Power output for sensor excitation / external devices
4. 2 high voltage channels (up to 60V) for automotive applications
5. USB, Ethernet and RS232 connectivity for quick and easy PC and remote communication and networking
6. Power supply – internal alkaline batteries or external DC power supply
7. Up to 8 digital and 4 pulse rate / counter inputs. Can be logged or used as triggers
   • 4 alarm outputs for triggering external devices

1. To operate the logger simply use the four integral push buttons and display, or use the convenient SquirrelView set-up, download and export software – free with every Squirrel logger
2. Large, clear 128*64 dot graphical LCD screen for easy access to readings and set-up information
3. Robust, ergonomically designed case with easy access to all user facilities
   • Store up to 1.8 million readings in the Squirrel’s onboard memory
   • Store up to 6 logger configurations. Load from a removable MMC / SD card for speed and convenience, or download data files to the card