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

Specifications

	SQ2020-1F8	SQ2020-2F8
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)