• SQ2020 WiFi

    Powerful data loggers for all wireless applications

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

    The Squirrel SQ2020 Wi-Fi hand held data logger combines high performance and universal inputs with the simplicity of Wi-Fi networking in a compact and easy-to-use instrument.

    Using high accuracy, 24-bit analogue to digital converters, removable memory and Wi-Fi wireless Ethernet networking, the SQ2020 Wi-Fi is the ideal data logger for industrial, scientific research and quality assurance applications. Together with our comprehensive suite of software, SquirrelView, the SQ2020 provides standalone data acquisition, simple Wi-Fi networking, real-time metering and data analysis straight out-of-the-box.

    Key Features

    • 8 true differential or 16 single ended universal analogue inputs for voltage, current or resistance measurements plus 2 high voltage, 4 pulse and 8 digital event/state inputs
    • Analogue inputs can be used with thermistors, thermocouples, 2, 3 or 4 wire RTD temperature sensors and 4-20mA signals
    • Logging rates of up to 100Hz on up to two channels
    • Large non-volatile internal memory storage for up to 14 million readings
    • Download of internal data to removable MMC/SD (Multi Media Card / Secure Digital) memory
    • Sensor power and FET outputs for use with external devices
    • Easy to read LCD and simple 4 button user interface
    • Up to 16 calculated / derived channels may be created using mathematical functions

    Analogue inputs supported

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




    Analogue input channels 8 to 16 8 to 16
    High voltage channels 2 2
    Digital channels 8 8
    Counter channels 4 4
    Input types:
    – current
    – voltage
    – resistance 2-wire 2-, 3- or 4-wire
    – 3 or 4 wire Pt100/Pt1000 x 4
    – temperature
    Max no. readings per second 20 (on 1 channel) 100 (on 2 channels)
    Accuracy 0.05% 0.05%
    Display 128 x 64 dot matrix LCD 128 x 64 dot matrix LCD
    Memory capacity 14 million readings 14 million readings
    External memory (MMC/SD card)
    RS232 communications
    USB communications
    Ethernet** x*
    Wi-Fi option** x*
    Alarm outputs 4 4
    Sensor power output regulated 5VDC@50 mA and external supply voltage up to 28V on 2010 and 18V on all others @100mA regulated 5VDC@50 mA and external supply voltage up to 28V on 2010 and 18V on all others @100mA
    Set-up/analysis software SquirelView/SquirrelView Plus SquirelView/SquirrelView Plus
    Environment – 30 to 65°C RH up to 95% (non-condensing) – 30 to 65°C RH up to 95% (non-condensing)


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