KROHNE BM 702 A EN - Manual (Page 45)

SERVICE
7
45
BM 702 A
www.krohne.com 09/2009 - 4000643301 - MA BM 702 A R01 en
Service
7.1 Replacement of the signal converter
1 Disconnect all cables from the terminals in the terminal compartment.
2 Remove the 4 Allen screws M
M M M (Allen key size 5 mm) and lift off the signal converter. The flange
unit (incl. waveguide window) will remain tight even with pressurized tanks.
3 Fit the new converter.
4 Reconnect all cables in the terminal compartment. For detailed information refer to
Electrical
installation of output on page 29.
5 Check against the enclosed report on settings whether the factory-set parameters are correct
for your application. If not, reset.
6 Record the empty spectrum. For detailed information refer to Empty-tank spectrum on page
42.
DANGER!
Before starting, note the parameters of the device and switch off the power supply!
CAUTION!
On pressurized tanks, do not on any account remove the 4 screws H
H H H connecting the waveguide
window to the flange!
1 Signal converter
2 O-ring
3 Connecting flange
4 Distance piece (for high-temperature version)
.book Page 45 Thursday, September 3, 2009 2:53 PM