Squirrel SQ2020 Wi-Fi Series Data Logger

= not available = standard		Entry level	Standard	High speed including Wi-Fi version	High performance including Wi-Fi version	Extended high performance including Wi-Fi version	Temperature only
		SQ2010	SQ2020-1F8	SQ2020-2F8	SQ2040-2F16	SQ2040-4F16	OQ610-S
Analogue input channels		4 to 8	8 to 16	8 to 16	16 to 32	16 to 32
High voltage channels			2	2	2	2
Digital channels		8	8	8	8	8
Counter channels		2	4	4	4	4
Input types:
	- current
	- voltage
	- resistance	2-wire	2-wire	2-, 3- or 4-wire	2-wire	2-, 3- or 4-wire
	- 3 or 4 wire Pt100/Pt1000			4		8
	- temperature						6 x K or T thermocouple
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)	8
Accuracy		0.10%	0.05%	0.05%	0.05%	0.05%	0.5°C
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	2 x 16 character LCD
Memory capacity		14 million readings	14 million readings	14 million readings	14 million readings	14 million readings	0.25 million readings
External memory (MMC/SD card)
RS232 communications
USB communications
Ethernet**		*	*
Wi-Fi option**		*	*
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