Proline Promag 51
9 Trouble-shooting
Hauser
97
Wall-mounted housing: removing and installing printed circuit boards (Fig. 47)
#
Warning!
• Risk of electric shock. Exposed components carry dangerous voltages. Make sure that the power
supply is switched off before you remove the cover of the electronics compartment.
• Risk of damaging electronic components (ESD protection). Static electricity can damage electronic
components or impair their operability. Use a workplace with a grounded working surface,
purpose-built for electrostatically sensitive devices.
• If you cannot guarantee that the dielectric strength of the device is maintained in the following
steps, then an appropriate inspection must be carried out in accordance with the manufacturer’s
specifications.
• When connecting Ex-certified devices, see the notes and diagrams in the Ex-specific supplement
to these Operating Instructions.
"
Caution!
With certified devices, the exchange of transmitter electronics is only possible by breaking the
leaded seal. After exchange by an Hauser service technician (provisional seal), the device
must be resealed by the appropriate standards authority.
1.
Remove the screws and open the hinged cover (1) of the housing.
2.
Remove screws of the electronics module (2). Then push up electronics module and pull it as
far as possible out of the wall-mounted housing.
3.
Disconnect the following cable plugs from amplifier board (7):
4.
Electrode signal cable plug (7.1) including S-DAT (7.3)
5.
Plug of coil current cable (7.2). To do so, loosen the plug locking of the coil current cable and
gently disconnect the plug from the board, i.e. without moving it to and fro.
6.
Ribbon-cable plug (3) of the display module
7.
Remove the screws and remove the cover (4) from the electronics compartment.
8.
Remove the boards (6, 7, 8):
Insert a suitable tool into the hole (5) provided for the purpose and pull the board clear of its
holder.
9.
Installation is the reverse of the removal procedure.
"
Caution!
Use only original Hauser parts.
Содержание Proline Promag 51
Страница 4: ...QUICK SETUP commissioning Proline Promag 51 4 Endress Hauser...
Страница 10: ...1 Safety instructions Proline Promag 51 10 Endress Hauser...
Страница 52: ...4 Wiring Proline Promag 51 52 Endress Hauser...
Страница 80: ...7 Maintenance Proline Promag 51 80 Endress Hauser...
Страница 104: ...9 Trouble shooting Proline Promag 51 104 Endress Hauser...
Страница 122: ...11 Index Proline Promag 51 122 Endress Hauser...
Страница 124: ...www endress com worldwide BA080D 06 en 03 05 50101924 FM SGML6 0...