9 Trouble-shooting
Proline Promass 83 FOUNDATION Fieldbus
88
Hauser
9.6
Replacing the device fuse
#
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.
The main fuse is on the power unit board (Fig. 37).
The procedure for replacing the fuse is as follows:
1.
Switch off power supply.
2.
Remove the power unit board
3.
Remove cap (1) and replace the device fuse (2).
Use only fuses of the following type:
– Power supply 20...55 V AC / 16...62 V DC
→
2.0 A slow-blow / 250 V; 5.2 x 20 mm
– Power supply 85...260 V AC
→
0.8 A slow-blow / 250 V; 5.2 x 20 mm
– Ex-rated devices
→
see the Ex documentation.
4.
Assembly is the reverse of the disassembly procedure.
"
Caution!
Use only original Hauser parts.
a0001148
Fig. 37:
Replacing the device fuse on the power unit board
1
Protective cap
2
Device fuse
1
2
Summary of Contents for Proline Promass 83
Page 24: ...3 Installation Proline Promass 83 FOUNDATION Fieldbus 24 Endress Hauser ...
Page 34: ...4 Wiring Proline Promass 83 FOUNDATION Fieldbus 34 Endress Hauser ...
Page 64: ...6 Commissioning Proline Promass 83 FOUNDATION Fieldbus 64 Endress Hauser ...
Page 66: ...7 Maintenance Proline Promass 83 FOUNDATION Fieldbus 66 Endress Hauser ...
Page 90: ...9 Trouble shooting Proline Promass 83 FOUNDATION Fieldbus 90 Endress Hauser ...
Page 116: ...Index Proline Promass 83 FOUNDATION Fieldbus 116 Endress Hauser ...
Page 118: ...www endress com worldwide BA065D 06 en 12 04 50098623 FM SGML 6 0 ...