KROHNE ALTOSONIC V12 EN - Manual (Page 24)

4
ELECTRICAL CONNECTIONS
24
ALTOSONIC V12
www.krohne.com 04/2013 - 4002643502 - MA ALTOSONIC V12 R02 en
4.1 Safety instructions
4.2 Opening and closing covers
All covers are equipped with an interlocking device to prevent unauthorized or inadvertent
opening and removal of the covers. Before a cover can be turned counter clockwise, the
interlocking device has to be released as shown in the figure below.
Closing the covers is done in the reverse order. Turn the cover until the little know on the cover
is located under the interlocking device, then fasten the interlocking device.
DANGER!
All work on the electrical connections may only be carried out with the power disconnected. Take
note of the voltage data on the nameplate!
DANGER!
Observe the national regulations for electrical installations!
WARNING!
Observe without fail the local occupational health and safety regulations. Any work done on the
electrical components of the measuring device may only be carried out by properly trained
specialists.
INFORMATION!
Look at the device nameplate to ensure that the device is delivered according to your order.
Check for the correct supply voltage printed on the nameplate.
DANGER!
For FM installations, cables must be used that are resistant to high temperatures.
For all other applications, cable must be used that are resistant to high temperatures if the
process temperature is 65
° C (149 ° F) or higher.
Figure 4-1: Opening cover with interlocking device
1 Loosen the hex screw with a 2.5 mm Allen key.
2 Turn the cover counter clockwise to open the cover.