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Grant Squirrel range of data loggers
The Grant Instruments Squirrel range of data loggers are easy to use, hand held, battery powered data loggers which can also be powered via a standard power socket (110-250 volts).
They set the standard for portable data loggers, with their simplicity of operation, very high accuracy of measurement, universal data inputs which can accept virtually any type of sensor signal and their excellent reliability.
The complete Squirrel range offers from 4 to 32 analogue sensor inputs channels, full Wi-Fi, USB and Ethernet connectivity and come complete with the sophisticated SquirrelView configuration and analysis software.
Data logging is now truly possible - "out-of-the-box".
NA = not available X : standard | Entry Level | Standard | High Speed & Wi-Fi version | High Performance & Wi-Fi Versions | Extended High Performance including Wi-Fi version |
SQ2010 | SQ2020-1F8 | SQ2020-2F8 | SQ2040-2F16 | SQ2040-4F16 | |
Analogue input channels | 4 to 8 | 8 to 16 | 8 to 16 | 16 to 32 | 16 to 32 |
High Voltage channels | NA | 2 | 2 | 2 | 2 |
Digital channels | 8 | 8 | 8 | 8 | 8 |
Counter channels | 2 | 4 | 4 | 4 | 4 |
Input types | |||||
- current | X | X | X | X | X |
- voltage | X | X | X | X | X |
-resistance | 2- wire | 2- wire | 2, 3, or 4- wire | 2 - wire | 2, 3, or 4- wire |
- 3 or 4 wire Pt100/Pt1000 | NA | NA | 4 | NA | 8 |
- temperature | X | X | X | X | X |
Max no. readings per second | 10 (on 1 channel) | 20 (on 1 channel) | 100 (on 2 channels) | 100 (on 2 channels) | 100 (on 4 channels) |
Accuracy | 0.10% | 0.05% | 0.05% | 0.05% | 0.05% |
Display | 128 x 64 dot matrix LCD | 128 x 64 dot matrix LCD | 128 x 64 dot matrix LCD | 128 x 64 dot matrix LCD | 128 x 64 dot matrix LCD |
Memory capacity | 14 million readings | 14 million readings | 14 million readings | 14 million readings | 14 million readings |
External memory (MMC/SD card) | NA | X | X | X | X |
RS232 communications | X | X | X | X | X |
USB communications | X | X | X | X | X |
Ethernet** | NA* | NA* | X | X | X |
Wi-Fi option** | NA* | NA* | X | X | X |
Alarm outputs | 2 | 4 | 4 | 4 | 4 |
Sensor power output | 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 | ||||
Environment | - 30 to 65°C RH up to 95% (non-condensing) | ||||
* Can use RS232 to Ethernet converter and RS232 to Wi-Fi converter, see section for accessories ** for Ethernet or Wi-Fi networks external power pack is required |
A powerful portable data logger for everyday use
The Squirrel 2010 is a versatile, general purpose logger, with 4 to 8 analogue input channels to measure current, voltage, resistance and temperature, plus 8 digital channels. All can be logged or used as triggers to automatically start or stop logging.
It is a compact, portable logger which is also suitable for bench based and fixed installations. Easily programmed via the four integral push buttons and large graphical display and with a basic accuracy of 0.1%, the Squirrel 2010 is able to fulfil many routine data logging needs, including more demanding applications requiring up to 10 readings per second on one channel.
- Flexible
- Very easy to use
- Economical
- Handheld, ergonomic design
- USB connectivity with PC
- Ethernet or RS232 communications options available
- Extended battery life for unattended logging
Key Features
- Compact, portable data logger
- Powered from internal cells, external PSU or via USB connection
- 4 to 8 universal analogue inputs (current, voltage, resistance, temperature) plus 8 digital inputs
- 16 derived/calculated channels
- 2 alarm outputs
- 2 pulse counter inputs (1 at up to 64kHz, 1 at up to 100Hz)
- Configured via large easy-to-read graphical display
- 0.1% accuracy, 24-bit A to D conversion
- Up to 14 million readings
- Supplied with SquirrelView set-up/download and export software
- Up to 10 readings per second on 1 channel
Analogue inputs supported
- Thermistors
- Thermocouples
- Voltage
- Current
- Resistance
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 10 Hz. Single channel only
- Derive up to 16 calculated (virtual) channels from real input channels using mathematical functions
- Concurrently sample channels at different sample speeds
The Squirrel 2010 series comprises of two versions
SQ2010
Includes the following;
- Fitted Foam Lined Case
- SquirrelView Software
- Getting Started Guide including Certificate of Conformity
- USB connection cable
- Full set of Connection Plugs complete with Cable Ties
- Pack of 4 Precision Resistors for 4-20mA connection
- Set of C type Batteries
- Small Electrical Screwdriver
SQ2010 Kit
Includes all of the above, plus the following items;
- SquirrelView Plus Software
- Universal Mains Power Adaptor (110-240 Vac)
Squirrel SQ2020 Series Data Logger
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.
- 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
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
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
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