RayTek Thermalert ET Series Operator's Manual page 3

4.0 MAINTENANCE..................................................................................................4-1
4.1 Troubleshooting Minor Problems.....................................................................4-1
4.2 Fail-safe Operation..............................................................................................4-1
4.3 Cleaning the Lens................................................................................................4-2
4.4 Customer Service.................................................................................................4-2
APPENDIX A: OBJECT EMISSIVITY..........................................................................A-1
How to Determine Object Emissivity.............................................................................A-1
Typical Emissivity Values ................................................................................................A-1
APPENDIX B: CE CONFORMITY FOR THE EUROPEAN COMMUNITY..........B-1
GLOSSARY OF TERMS
Table of Contents Thermalert ET Series Operator's Manual