Instrument Make and Model: Biospherical Instruments QSR2150A S/N: 50212 Calibration Date: 04 November 2015 Installation: Met Mast, March 09, 2018 RAW datafile: MET 2016/03/06 13:00:07.544 PAR $ME, 1943.201, 16.06, 12.928 dslog time stamp: MET 2016/03/06 13:00:07.544 PAR MET Meteorological Sensor 2016/03/06 Date in GMT 13:00:07.544 Time in GMT PAR Data collected from the PAR sensor Sensor data: $ME, 1943.201, 16.06, 12.928 Example value Description Units $ME NMEA Tag 1943.201 calibrated sensor reading microEinsteins/m2 16.06 circuit board temp Degrees C 12.928 supply voltage DC voltage ### Notes $ME, 2210.822, 20.21, 13.098 Biospherical Instruments Inc: Digital Log Engine v: 2.07 Model: QSR2150A 50211 A to set number of samples averaged before update: 160 B to set the baudrate, now: 9600 C to set the Calibration Factor for digital output: 0.000614 D to set the description available for display in software: QSR50211 I to send unit ID and serial number (password protected) J to set the immersion factor (not automatically applied): 1.000000 K to set dark zero, currently dark = 0.009391v. M to set the operating mode (0=streaming, 1=polled with tag= A) currently 0 O to configure the OUTPUTs, temperature is enabled, line voltage is enabled P to set a preamble for the data transmission = $ME, Q to set startup mode (1 = no diagnostic messages, or 0 for diagnostics): 1 R to set ADC sample rate: 16 S to send ADC diagnostic information T will give the latest temperature reading U sets the calibration units: uE/m2/sec W to set the how calibration constants are used Calibration Mode = B Output will be calibrated for use in air dividing net volts by 0.000614 with units of uE/m2/sec X to restart sampling Sensor temperature: 20.21 C Input Supply Voltage measures 13.119v