Humidity Loggers 2YL-RH20-4M 2YL-RH20E-4M 2YL-RH23-4M 2YL-RH23E-4M 2YL-RH24-4M 2YL-RH24-E-4M

2YL-RH24E-4M Oven Logger

Single external temperature and humidity sensors 100mm probe for high temperature applications. 4 Million readings, measuring range -40 to +140ºC, IP65 rated.

Supplied with YoyoLog View software, USB lead and long life battery.

Key Features
• Rugged IP65 housing (PEEK) for high temperatures
• -40 to +140ºC operating range
• Applications include Food, Pharmaceutical process monitoring
• Status LED: - Indicates Alarm - Low Battery Warning
• 2YL-RH24E-4M: External Humidity and Temperature

Download Brochure HERE

Dimensions (d x h) 50 x 76mm
Ambient temperature range -40 to +140ºC
Measuring range -40 to +140ºC
Accuracy ±0.3 over range
Internal sensor resolution 0.01K
Memory capacity (readings) 4 million
Active start
Sensor type External Temperature and Humidity Tube

Humidity Sensor
(Internal abd External)

0 to 100% RH/0.01% RH
Intervals 1 second to 24 hours
IP rating 65
Battery type LITH-35

Battery life (Logging Speed)
1 minute

4 years
10 seconds 230 days
1 second 25 days
Robust, shock proof

Supplied with YoyoLog View software, USB lead and long life battery.

Specs YY internal 20_23_25_61_90.jpg

Specs YY external T 20_23_25_61_90.jpg



YoyoView Software In addition to the functionalities of the included basic software, the optional upgrade allows more complex analysis of data, creation of charts and calculation of data statistics.
» Three scaleable Y-axes
» Zoom function
» Cursor readings
» Display in spreadsheet format
» Combination of a series of measurements in one chart
» Definition of thresholds
» Y/T-charts (values over time)
» Statistics (min, max, and average values)
» Online metering (display actual values)

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Solar Radiation Screen Protecting the external humidity/temperature sensor from the effects of direct sunlight and rainfall when used in out-of-doors. Optimises measurement accuracy in eviromental / climatic data collection.



Temperature and humidity monitoring in heating ducts.  Monitoring heating systems, testing insulation efficiency. Building and facilities maintenance.