2-3
IM WT310E-02EN
Making Preparations for Measurements
2
2.2  Installing the Instrument
Installation Conditions
 WARNING
•  Do not install or use the instrument outdoors or in locations subject to rain or water.
•  Install the instrument so that you can immediately remove the power cord if an abnormal or 
dangerous condition occurs.
French
 AVERTISSEMENT
•  Ne pas installer, ni utiliser l'instrument à l'extérieur ou dans des lieux exposés à la pluie ou 
à l'eau.
•  Installer l'instrument de manière à pourvoir immédiatement le débrancher du secteur en 
cas de fonctionnement anormal ou dangereux.
Install the instrument in an indoors environment that meets the following conditions.
Flat, Even Surface
Use the instrument on a stable surface that is level in all directions. If you use the instrument on an 
unstable or tilted surface, the accuracy of its measurements may be impeded.
Well-Ventilated Location
Inlet and vent holes are located on the top and bottom of the instrument. To prevent internal 
overheating, allow at least 20 mm of space around the inlet and vent holes.
When connecting measurement wires and other various cables, allow extra space for operation.
 CAUTION
If you block the inlet or outlet holes on the instrument, it will become hot and may break down.
French
 ATTENTION
Ne pas boucher les orifices d'entrée ou de sortie de l'instrument pour éviter toute surchauffe 
et panne éventuelle.
Ambient Temperature and Humidity
Ambient temperature:  5 to 40°C
Ambient humidity:  20 to 80% RH
  (No condensation)