Krohne OPTIFLEX 1300 C Level Meter Quickstart Guide ... - Instrumart

2 INSTALLATIONOPTIFLEX 1300 C2.6 Pre-installation requirementsINFORMATION!Obey the precautions that follow to make sure that the device is correctly installed.• Make sure that there is sufficent space on all sides.• Protect the signal converter from direct sunlight. If necessary, install the weather protectionaccessory.• Do not subject the signal converter to heavy vibrations. The devices are tested for vibrationand agree with EN 50178 and IEC 60068-2-6.2.7 How to prepare the tank before you install the deviceCAUTION!To avoid measuring errors and device malfunction, obey these precautions.2.7.1 Pressure and temperature rangesFigure 2-9: Pressure and temperature ranges1 Process connection temperatureThe process connection temperature must stay in the temperature range of the gasket material unless the device isa High-Temperature version. Refer to the table "Temperature ranges for gaskets" that follows and to "Technical data"on page 37.Ex devices: see supplementary operating instructions2 Ambient temperature for operation of the display-20...+60°C / -4...+140°FIf the ambient temperature is not between these limits, the display screen switches off automatically3 Ambient temperatureNon-Ex devices: -40...+80°C / -40...+175°FEx devices: see supplementary operating instructions4 Process pressureRefer to the table "Process pressure limits" that follows and "Pressure/temperature table for probe selection" in thehandbook.WARNING!The process connection temperature range must agree with the temperature limits of thegasket material. The operating pressure range is subject to the process connection used and theflange temperature.10www.krohne.com09/2010 - 4000049805 - QS OPTIFLEX 1300 R08 en