Operating Instructions

Table of Contents

1 Operation summary

Configuration mode vs. measurement mode

Making measurements

Power requirements

2 Overview of compatible sensors

Overview of radiation sensor calibration

Understanding the certificate of calibration

Older radiation sensors

Compatible sensors and accessories

3 Specifications

Range and resolution

Unit conversions

Instruction Manuals

LI-250A Light Meter Instruction Manual

(250A_Manual_07507.pdf)

Instruction manual for the LI-250A Light Meter.