The simple to use 2YL-M61-4M and 2YL-M62-4M Yoyo data loggers from Grant Instruments are designed to measure light levels with a 4 million readings standard memory.
The 2YL-M61-4M has one integrated sensor that accurately measures the luminocity range 0 to 4000 Lux.
The 2YL-M62-4M has three integrated sensors. One for humidity, one for temperature and one for luminocity. Similar to the 2YL-M61-4M the range is 0 to 4000 Lux.
Standard delivery includes: 1 data logger, 1 standard battery, software YoyoView, USB cable, manual, and manufacturers declaration of conformity
Grant Instruments offers a range of Yoyo data loggers including versions for temperature, humidity, condensation, extra-low voltage, strain gauge, voltage, current, pulse, barometric pressure, as well as light and solar radiation. Please contact our sales team on 01344 459314 or firstname.lastname@example.org if the version you require is not listed within the website.
Basic YoyoView software
The basic software, included with the logger is suitable for configuring the data logger, downloading and exporting basic data. All loggers are connected to a PC or laptop via a USB cable.
YoyoView Plus software
In addition to the functionalities of the basic software, the optional upgrade offers more complex analyses of data, charts and statistics.
- Three scaleable Y-axes
- Zoom function
- Cursor readings
- Display in spreadsheet format
- Combination of a series of measurements in one chart
- On-line metering
- Statistical functions
Logger type 2YL-M61-4M
Ambient temperature operating range - 40 to + 90 °C
Measuring range 0 to 40000 Lux
Accuracy ± 20 % range
Inernal sensor resolution 1 Lux
Dimensions d x h 50 mm x 30 mm
Sensor type Single channel Luminescence
Memory capacity (readings) 4 million
Interval 1 second to 24 hours
Battery type Lithum (LITH-12)
Battery life 4 years @ 1 min. / 230 days @ 10 sec. / 25 days @ 1 sec
Logger type 2YL-M62-4m Specification as 2YL-M61-4M model except with the following additional features
Internal temperature range - 40 to + 90 °C
Humidity sensor (internal & external) range/resolution 0 to100 % rh / 0 to 1 % rh
Sensor types Single channel for Luminocity. Integrated 1 x temperature, 1 x rh