2YL-M61-4M Lux Logger (Single Channel Luminescence)


Grant Instruments


Single channel for luminance measurement. 4 Million readings, measuring range 0 - 40000 Lux, operating temperature range -40 to +90ºC, IP65 rated.
Supplied with YoyoLog View software, USB lead and long life battery.

Add to wishlist

Environment of Use Outdoor
ADC Bits 20 bit
Precision ±20%/ºC
IP Classification IP65
Battery Life 4 years
Memory Capacity 4 million readings

• Rugged IP65 housing
• Status LED: - Indicates Alarm - Low Battery Warning
• 2YL-M61-4M: Intergrated Lux sensor

Software YoyoView (YY-100)

The basic software (YY-100), included with the logger, is suitable for configuring the logger, downloading basic data and exporting data. The yoyo logger can be connected to laptop or PC via a USB port.

It is also available for download here:

Dimensions (d x h) 50 x 30mm
Ambient temperature range -40 to +90ºC
Measuring range 0 to 40000 Lux
Accuracy Human Eye Sensitive Lux
Internal sensor resolution 1 lux
Memory capacity (readings) 4 million
Active start
Sensor type Single Channel Luminescence

Humidity Sensor
(Internal and External)

0 to 100% RH/0..1% RH


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

* Using the logger within the extended temperature operating range requires the use of the CR2450HT battery.

30 other products in the same category: