overview

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Humidity
Loggers
2YL-RH20-4M 2YL-RH20E-4M  2YL-RH23-4M 2YL-RH23e-4M 2YL-RH24-4M 2YL-RH24E-4M

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2YL-RH20E-4M

External temperature and humidity sensors, 100mm long probe. 4 Million readings, operating range -40 to +90ºC, IP65 rated.

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

Key Features
• Rugged IP65 housing
• Ideal for Ambient RH measurement
• Status LED: - Indicates Alarm - Low Battery Warning
• Internal Humidity and Temperature sensors

Download Brochure HERE

Dimensions (d x h)

50 x 130

Ambient temperature range -40 to +90
Measuring range -40 to +90
Accuracy ±2% RH and ±0.3
Internal sensor resolution 0.01 
Signal input
Memory capacity 4 million 
Active start • 
Sensor type 1 x 100mm Ext. Temperature + RH Steel Tube
Humidity Sensor
(Internal abd External)
0 to 100% RH/0.01% RH
Barometric Pressure Range & Resolution -
Intervals 1 second to 24 hours
IP rating 65
Battery type LITH-12

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.

TEMPERATURE ACCURACY
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Specs YY external T 20_23_25_61_90.jpg

 

ACCESSORIES
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Wall Holder Enables you to securely install the logger onto walls. Complete with tamper-evident lead seal.

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Lead seal kit For Temperatue and Humidity LoggersContains 50 pieces of wire and 50 numbered lead tamper-evident seals for single use. These are manually closed around the wire and can only be released by cutting.

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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.

APPLICATIONS
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Environmental monitoring

Room temperature monitoring, water temperature survey (rivers, lakes), outside temperature, research projects involving trees, ice

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Logictics and transport

Monitoring of temperature and humidity conditions during transportation and warehousing for various goods such as frozen food, pharmaceuticals, live stock, chemicals

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Drying processes

Food processing and manufacture; paint drying processes; curing monitoring

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Storage

Storage rooms for medical, pharmaceutical products (qualification), chemical products

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Production

Humidity monitoring of seeds during production, pharmaceutical products