>> External Probes for Recording Temperature and Humidity (2 Sensor Probes Included)
>> Temperature Range of -20°C to 70°C and Humidity Measurement Range of 0 to 100% RH 
>> 3 Digit LCD Display Shows Current Temperature, Battery Status and Visual Alarm Warnings
>> Stores up to 2 Million Measured Readings in Non-Volatile Memory or onto Removable SD Card
>> User Selectable Sampling Rate of 1 Second to 24 Hours
>> Rated IP65 Protection with Dust and Low-Pressure Water Jets in all Direction
>> Operates on (1) Lithium User-Replaceable Battery with 8 Year Life
>> Software (ComSoft Basic Ver 5.0) Available for Immediate Download or Order CD Version
>> Includes Wall Bracket, Batteries and Certificate of Conformance
Humidity Data Logger Specifications
| Temperature | Channels: 1 Type: External NTC Sensor Measurement Range: -20°C to 70°C (-4°F to 158°F) Accuracy: ±0.3°C (±0.7°F) @ -20°C to 70°C Resolution: 0.1°C (0.1°F) |
| Humidity | Channels: 1 Type: External Capacitance Humidity Sensor Measurement Range: 0 to 100% RH Accuracy: ±2% RH Resolution: 0.1% RH |
| External Inputs | Number: 2 Type: Temperature and/or Humidity |
| Data Storage Capacity | 2,000,000 Measurement Readings/Samples |
| Sampling Rate | 1 Seconds to 24 Hours (User-Selectable) |
| Battery | (1) Lithium Battery (#TLH-5903) - User Replaceable |
| Battery Life | 8 Years @ 15 Minute Sampling Rate |
| Operating Range | Temperature: -20°C to 70°C (-4°F to 158°F) |
| Storage Range | Temperature: -40°C to 85°C (-40°F to 195°F) |
| Communications | USB Cable to PC SD Card |
| Standards Compliance | IP65 |
| OS Compatibility | Windows XP, Vista and Windows 7 |
| Software Compatibility | ComSoft Basic 5, ComSoft Professional 4 and ComSoft CFR 21 Part 11 |
| Dimensions | 101.6mm x 63.5mm x 33mm (4.0" x 2.5" x 1.3") |