Precision two-channel datalogger with on-board thermistor and remote thermistor probe input. Units offer resolution of 0.02° C. and accuracy to 0.10° C.

Size	3.4 x 2.1 x 1" (85x59x26mm); 60g (2.7 oz)
Operating Range	-40 to 85°C (-40 to 185°F) and 0 to 100% RH
Interfaces	RS-232 serial port; ethernet; PoE
Mounting	Magnetic strips; velcro optional
PC Software	Compatible with the following software packages: Veriteq Spectrum, Veriteq viewLinc (for on-going monitoring & alarming), Veriteq OPC server software, Veriteq sGo (for Palm OS), Spectrum Excel Add-in, and Spectrum API (for custom applications).
Clock	Accuracy: +/- 1 min./month at -25°C to +70°C
Electromagnetic Interference	Meets FCC Part 15 for digital devices; meets CE requirements for radiated emissions, electrostatic discharge, & radiated susceptibility.
Power Source	Internal lithium battery with life of 10 years at 1 minute sampling rate.

Temperature Recorder Accuracy

Sensor	Calibrated Measuring Range	Resolution	One year Accuracy
Internal	-25°C to +70°C	0.02°C at +25°C	+/-0.15°C over +20°C to +30°C +/-0.25°C over -25°C to +70°C
“N” Range External Probe	-25°C to +70°C	0.02°C at +25°C	+/-0.15°C over +20°C to +30°C +/-0.25°C over -25°C to +70°C
“L” Range External Probe	-50°C to +10°C	0.02°C at +20°C	+/-0.25°C over -50°C to +10°C
“V” Range External Probe	-90°C to -40°C	0.02°C at -80°C	+/-0.25°C over -90°C to -40°C

Internal Temperature Sensor

Type of Sensor	Precision-tolerance epoxy-encapsulated NTC thermistor
Response Time	10 seconds in moving air (thermistor only)

Memory Type	Non-volatile EEROM
Data Sample Capacity	48,100 12-bit samples
Memory Modes	User-selectable: Wrap when memory full, or Stop when memory full.
Memory Protection	Data retention > 20 years backup without power.
Sampling Rates	User-selectable (in intervals of 10 seconds) from once every 10 seconds to once a day.
Recording Span	Recording span depends on sample interval selected and number of channels enabled. Chart below details typical sampling rates and length of time logger will retain data in memory before wrapping around or stopping (see Memory Modes).
	Sample Interval	Recording Span (w/number of channels enabled)
		1 channel	2 channels
	10 seconds	5.5 days	2.7 days
	1 minute	1.1 months	16.7 days
	5 minutes	5.5 months	2.7 months
	15 minutes	1.3 years	8.3 months
	1 hour	5.4 years	2.7 years

Memory - SP-1400 model

Memory Type	Non-volatile EEROM
Data Sample Capacity	85,300 12-bit samples
Memory Modes	User-selectable: Wrap when memory full, or Stop when memory full.
Memory Protection	Data retention > 20 years backup without power.
Sampling Rates	User-selectable (in intervals of 10 seconds) from once every 10 seconds to once a day.
Recording Span	Recording span depends on sample interval selected and number of channels enabled. Chart below details typical sampling rates and length of time logger will retain data in memory before wrapping around or stopping (see Memory Modes).
	Sample Interval	Recording Span (w/number of channels enabled)
		1 channel	2 channels	3 channels	4 channels
	10 seconds	9.8 days	4.9 days	3.2 days	2.4 days
	1 minute	1.9 months	29.6 days	19.7 days	14.8 days
	5 minutes	9.8 months	4.9 months	3.2 months	2.4 months
	15 minutes	2.4 years	1.2 years	9.8 months	7.4 months
	1 hour	9.7 years	4.8 years	3.2 years	2.4 years