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Multi
loggers 
2YL-M36-4M
2YL-M37-4M 2YL-M61-4M 2YL-M62-4M 2YL-M90-4M 2YL-M90E-4M 2YL-M91-4M
2YL-M91-4M 


2YL-M91-4M Multi Input Logger

Datalogger with integrated sensors for humidity, temperature, light and barometric pressure as well as two sockets for external probes and signals. 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
• Status LED: - Indicates Alarm - Low Battery Warning
• Accepts 2 x External Probes
• Multi function logger
• Intergrated Barometric Pressure, Temperature and Humidity sensors

Download Brochure HERE

Dimensions (d x h) 50 x 33mm
Ambient temperature range -40 to +90ºC
Measuring range -40 to +90ºC
Internal sensor resolution 0.01K
Memory capacity (readings) 4 million
Active start
Sensor type Internal Temperature/Humidity, Pressure + Light

Humidity Sensor
(Internal and External)

0 to 100% RH/0.01% RH

Barometric Pressure Range
+ Resolution

10 to 1100 hPa/0.1 hPa

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.

** Higher voltage levels up to 24Volts require the YY-CP cable.

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 Loggers contains 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)

   

Note: Optional Extras include - YoyoView Software, Calibration Certificate, Wall holder, Lead Seal Kit, Probes and Accessories.

 

APPLICATIONS
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Test and measurement 

Uptime monitoring of harbour cranes, photovoltaic systems. Tyre manufacturing, raingauge, water supply counte

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Weather monitoring

Monitoring outside temperature / humidity and via connected sensors also soil moisture and  rainfall