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Grant Instruments SQ2020-2F8 2-Channel Data Acquisition for Voltage, Current, Resistance, Pulse and Digital Event/State Inputs

  • Grant Instruments SQ2020-2F8 2-Channel Data Acquisition for Voltage, Current, Resistance, Pulse and Digital Event/State Inputs

Squirrel 2020 w/ 100 Hz Sampling Rate

Grant Instruments DAQ with 8 to 16 Analogue Inputs and 8 Trigger Channels

Part Number: SQ2020-2F8

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  • Measures Current, Voltage, Resistance plus High Voltage, Pulse and Digital Event/State Inputs with 8 Digital Inputs

  • 8 Differential or 16 Single Ended Channels

  • Analogue Inputs Supported: Thermistors, Thermocouples, RTD Sensors (2, 3 or 4 Wire), Voltage, Current and Resistance

  • Programmed Using LCD Display and 4 Integral Buttons or Software

  • 4 Alarm Outputs and 4 Pulse Rate/Counter Inputs (64kHz and 100Hz)

  • Sampling Rate of 100/Second on 2 Channels

  • Stores up to 1.8 Million Readings, Removable SD Card, Built-in USB and RS-232 Ports

Includes USB Cable, 6 Alkaline Batteries 4 Current Shunt Resistors, User Manual and SquirrelView Software for Setup and Data Download

Special order - please allow 5-7 days for this item to ship.


Squirrel 2020 Specifications

Data Channels Single-Ended: 16 Analog Channels
Differential: 8 Analog Channels
(Single-Ended or Differential Available, Not Both)
Analog to Digital Converter: 2
3 or 4 Wire Pt100/1000: 4
Pulse: 4 (2 x 64KHz & 2 x 100Hz)
Event (Digital): 8 State Inputs or 1 8-Bit Binary
High Voltage: 2
Temperature: 1 (Internal)
Analog Inputs Accuracy (Voltage & Resis.): 0.05% + 0.025% Range
Common Mode Rejection: 100dB
Input Impedance: > 1M Ω
Linearity: 0.015%
Series Mode Line Rejection: 50/60Hz 100dB
Analog to Digital Conversion Type: Sigma - Delta
Resolution: 24 Bit
Sampling Rate: up to 10, 20* or 100* Readings per Second
* With Power Supply.
Alarm Outputs 4 (Open Drain FET - 18.0 Volts - 0.1 Amps)
Power Output External Devices: Regulated 5 Volts DC at 50 mA or Logger Supply Voltage (100mA)
Time and Date Built-In Clock in 3 Formats
Scaling Data Displays Readings in Preferred Engineering Units
Data Storage Capacity Internal: 16MB Storing up to 1.8 Million Samples/Readings
External: 1 GB SD Card
DC Voltage Ranges -0.075 to 0.075 Volts
-0.15 to 0.15 Volts
-0.3 to 0.3 Volts
-0.6 to 0.6 Volts
-0.6 to 1.2 Volts
-0.6 to 2.4 Volts
-3.0 to 3.0 Volts
-6.0 to 6.0 Volts
-6.0 to 12.0 Volts
-6.0 to 25.0 Volts
4.0 to 20.0 Volts*
4.0 to 40.0 Volts*
4.0 to 60.0 Volts*
* High Voltage (Max of 2 Can be Selected)
Current Range Differential: 4 to 20mA, -30mA to 30.0mA
(Requires External 10Ω Shunt)
Thermocouple Range J-Type: -200°C to 1200°C (-328°F to 2192°F)
K-Type: -200°C to 1372°C (-328°F to 2501°F)
N-Type: -200°C to 1300°C (-328°F to 2372°F)
R-Type: -50°C to 1768°C (-58°F to 3214°F)
S-Type: -50°C to 1768°C (-58°F to 3214°F)
T-Type: -200°C to 400°C (-328°F to 752°F)
(Differential and Single Ended)
Resistance Range 3-Wire and 4-Wire: 0 to 500Ω, 0 to 4,000Ω
Thermistor Range U & Y-Type: -50°C to 150°C (-58°F to 302°F)
Pt100/1000 Range
-200°C to 850°C (-328°F to 1562°F)
Internal Reference Temperature -50°C to 150°C
Pulse Count Range 0 to 100Hz (2 Input)
0 to 64kHz (2 Input)
0 to 16,000,000 Count
Digital State/Event Ranges 8 State Inputs or 1 x 8 Bit Binary
Digital/Alarm Outputs 2 Open Drain FETs, 18 Volts, 0.1 Amp
Calculated Channels Up to 16 Virtual Channels Derived from Physical Input Channels
Resolution Up to 6 Significant Digits
Communication Standard: RS-232 (Auto Bauding to 115,200 Baud)
Ethernet: 10/100 Base T (TCP/IP)
USB: 1.1 and 2.0 Compatible
Other: GSM, WiFi and PSTN Modems (External Attachments)
Power Supply Internal: 6 AA Alkaline Batteries
External: 10 to 18 Volts DC Power Supply
NOTE: Reverse Polarity and Over-Voltage Protected
Power Consumption Sleep Mode: 600 µA
Logging: 40 to 80 mA
Display/Keypad 2 Line x 20 Characters LCD Display
Display Functions Battery State and External Power Indicator
Keypad Lock
Meter Any Channel or Alarm
Select up to 6 Pre-Stored Setups
Status/Diagnostics/Memory/Time and Date
Download to MicroSD Card
Enclosure ABS Material
Operating Modes >> Stop When Full
>> Overwrite
Operating Range Temperature: -30°C to 65°C
Humidity: 90% at 40C non-condensing
Standards Compliance CE
Weight 1.2 kilograms
Dimensions 23.5 cm x 17.5 cm x 0.55 cm (175mm x 135mm x 55mm)

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