Data Loggers

Extech RHT20 Humidity & Temperature Datalogger

Specifications :

Display Multi-function LCD
Measurement ranges 0 to 100% RH
-40 to 158°F, -40 to 70°C
Resolution 0.1°, 0.1RH
Maximum data points 16,350 Temperature and 16,350 Humidity values
Sample rate 1s to 24h selectable
Analysis software Check the software download page of the extech.com website for the latest version of the PC software and its operating system compatibility.
Open input indication "LO" appears on the LCD
Low battery indication Empty battery symbol appears on the LCD
Power supply 3.6V Lithium Battery
Battery life 3 months (approximately)
Operating Temperature -40 to 158°F, -40 to 70°C
Operating Humidity 0 to 100% RH
LCD Operating Temperature -13°F to 158°F (-25°C to 70°C)
Dimensions 3.7x1.9x1.2") (94.4x48.9x31.2mm)
Weight 3.2oz (90.7g)
Relative Humidity (Range) 0 to 20% and 80 to 100% ±5.0%
20 to 40% and 60 to 80% ±3.5%
40 to 60% ±3.0%
Temperature (Accuracy) 14 to 104°F ±1.8°F
-13 to 14°F and 104 to 158°F ±3.6°F
-40 to -13F ±8°F typical
-10 to 40°C ±1°C
-25 to -10°C and 40 to 70°C ±2°C
-40 to -25C ±4°C typical

Testo 174T - Mini data logger for temperature

Sensor type NTC
Meas. range -30 to +70 °C
Accuracy
±1 digit
±0,5 °C (-30 to +70 °C)
Resolution 0,1 °C

General Technical Data :

Channels 1 x internal
Battery type 2 lithium batteries (CR2032)
Battery life 500 days (15 min measuring cycle, +25 °C)
Oper. temp -30 to +70 °C
Storage temp. -40 to +70 °C
Dimensions 60 x 38 x 18,5 mm
Protection class IP65
Measuring rate 1 min - 24 h
Memory 16.000 readings

RHT10: Humidity and Temperature USB Datalogger

Specifications :

Specifications Range Resolution Accuracy (%rdg+digits)
Temperature -40 to 158°F 0.1°F/°C ±1.8°F (14 to 104°F)
±3.6°F (-40 to +14 and 104 to 158°F)
-40 to 70°C ±1.0°C (-10 to 40°C)
2.0°C (-40 to -10 and +40 to 70°C
Humidity 0 to 100%RH 0.1%RH ±3%RH
Datalogging interval 2 seconds to 24 hours
Memory Temperature: 16,000 points; Relative Humidity: 16,000 points
Dimensions 5.1 x 1.1 x 0.98" (130 x 30 x 25mm)
Weight 1oz (20g)

Testo 175 T3, 2-channel temperature data logger

General Technical Data:

Channels 2 x external
Battery type 3 x AlMn Typ AAA or Energizer
Battery life 3 years at 15 min. meas. rate
Operating temperature -20 to +55 °C
Storage temperature -20 to +55 °C
Dimensions 89 x 53 x 27 mm
Protection class IP65
Measuring rate 10 s - 24 h
Memory 1 mio. measurement values

Testo 176 T3, 4-channel temperature data logger

General Technical Data:

Channels 4 x external
Battery type 1 x Lithium (TL-5903)
Battery life 8 years at 15 min. meas. rate
Operating temperature -20 to +70 °C
Storage temperature -40 to +85 °C
Dimensions 103 x 63 x 33 mm
Protection class IP65
Measuring rate 1 s - 24 h
Memory 2 mio. measurement values

Testo 175 H1 - Data logger Temperature and humidity

General Technical Data:

Channels 2 x internal (stump)
Battery type 3 x AIMn Type AAA or Energizer
Battery life 3 years at 15 min. meas. rate
Operating temperature -20 to +55 °C
Storage temperature -20 to +55 °C
Dimensions 149 x 53 x 27 mm
Protection class IP54
Measuring rate 10 s - 24 h
Memory 1 mio. measurement values