Four-Channel Pressure, Temperature and Relative Humidity Data Logger Model SmartReader Plus 4

Four-Channel Pressure, Temperature and Relative Humidity Data Logger

Model SmartReader Plus 4


The SmartReader Plus 4 data logger provides easy monitoring and troubleshooting of pneumatic control systems. The unit is completely self-contained with a 1/4” quick-release pressure fitting to allow a fast and trouble-free connection. As an added bonus, the SmartReader Plus 4 also monitors temperature and relative humidity.

Applications

Performance tracking of pneumatically controlled valves; verifying thermostat and humidistats; monitoring sensitive shipments, etc.

General Specifications

Size	107mm x 74mm x 22mm (4.2” x 2.9” x 0.9”)
Weight	110 g (3.75 oz)
Case Material	Noryl® Plastic
Battery	3.6 volt Lithium
Resolution	12-bit (1 part in 4096)
Mounting	Magnetic backing or locking eyelet
Clock Accuracy	± 2 seconds per day
Sampling Methods	Continuous (First-in First-out), Stop When Full (Fill-then-stop) Not available with sample rates faster than eight seconds.
Operating Limits	-40°C to 70°C (-40°F to 158°F) and 0 to 95% RH (non-condensing)
PC Requirements	Windows PC with at least one free USB or serial port (depending on interface)
Software Requirements	TrendReader® 2 (Compatible with Windows XP SP3, Windows Vista SP2& Windows 7 (32 bit & 64 bit)
Memory Size (2 memory sizes available)	32 KB (capable of storing up to 21,500 readings) 128 KB (capable of storing up to 87,000 readings)
Sampling Rates	User selectable rates from 25 per second to once every eight hours (BP-101 battery pack or PS-201 power supply required for sampling rates faster than eight seconds)
Number of Channels	Four (one internal sensor for ambient temperature, one for pressure, and two for optional remote relative humidity and temperature probe [model EH-020A])

Sensor Specifications

Internal Temperature Sensor
Type	NTC Thermistor - 10,000 Ohm @ 25°C (77°F)
Range	-40°C to 70°C (-40°F to 158°F)
Accuracy	±0.2°C over the range of 0°C to 70°C (± 0.3°F over the range of 32°F to 158°F)
Resolution	0.03°C (0.05°F) @ 25°C; better than 0.07°C (0.12°F) between -25°C and 70°C (-13°F and 158°F); better than 0.13°C (0.23°F) between -40°C and -25°C (-40°F and -13°F)
Pressure Sensor Ranges		Resolution
0 to 10 inWC (2.5 kPa) Gauge		0.006 inWC (1.5 Pa)
0 to 5 PSI (30 kPa) Gauge		0.003 PSI (0.02 kPa)
0 to 30 PSI (200 kPa) Absolute		0.015 PSI (0.1 kPa)
0 to 30 PSI (200 kPa) Gauge		0.015 PSI (0.1 kPa)
0 to 100 PSI (700 kPa) Absolute		0.05 psi (0.34 kPa)
0 to 100 PSI (700 kPa) Gauge		0.05 psi (0.34 kPa)
0 to 150 PSI (1000 kPa) Gauge		0.05 psi (0.34 kPa)
Calibrated Accuracy		±0.5% of full scale @ 25°C (77°F)

Ordering Information