User's Manual

Blocking
rear cover
Blocking
front cover
Electrical installation
Installation guide 970 SmartRadar ATi Page 7
Warning
Make sure that all power to the instrument is switched off before opening the covers of the
970 SmartRadar ATi. Failure to do so may cause danger to persons or damage the equipment.
All covers of the 970 SmartRadar ATi must be closed before switching on the power.
Figure 1 Blocking / sealing facilities
Caution
Before opening the covers of the
SmartRadar ATi, make sure that the
blocking devices are removed (figure 1).
Use Allen key 3 mm.
Caution
Do not damage the thread of covers and 970 housing and keep the thread free of dirt.
After opening, grease it lightly with anti seize grease.
When closing, never tighten the covers before the threads are properly engaged.
The covers should be turned counter-clockwise until the thread “clicks” in place,
then turn clockwise until the covers are fully closed.
After closing the covers, do not forget to place the blocking devices.
Electrical installation
The entire electrical installation shall be in accordance with the International Standard IEC 79-14
for electrical equipment to be installed in hazardous areas.