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KA560F/00/a2/05.02
5200 9848
release: 2
Exchange of electronics / terminal module for Micropilot S, FMR 53X
Only identical, original E+H spare parts may be used.
0
2
1
The instrument may only be maintained and repaired by qualified personnel. The device documentation, applicable standards and legal
requirements as well as any certificates have to be observed!
The custody locking switch can be sealed for custody transfer applications. Access to the electronics can be revented by means of a custody locking switch
that locks the device settings. In this case, after any breaking of the seal (required for exchange of parts), the Micropilot must again be tested and sealed
by an official at commissioning!
Before disassembly, ensure that the operating voltage for the instrument has been switched off.
0
2
1
Ex i-devices: The repair has to be performed such, that the voltage resistance of the Ex ia circuits against ground is maintained.
Any changes of the device that affect the product structure (see operating manual) require the installation of an modification type plate (order No. 5200 5627)
with the new order structure. In adition, note these changes in the fields 0D08 and 0D09 of the service matrix (display module VU 331).
The following tools are required for the exchange:
• Philips screw driver size 1
• flat screwdriver for M3 / M4
• unplug tool for antenna plug (order no. 5200 7646)
• Allen wrench AF 2.5 / AF 4 / AF 5
• eventually tweezers
view into open
terminal compartment
3
2
E N
E N
D R
D R
M I
M I
E S
E S
O rd
O rd
C R
C R
S +
S +
e r
e r
O P
O P
C o
C o
H A
H A
S e
S e
r. -N
r. -N
d e :
d e :
I L O
I L O
U S
U S
o .:
o .:
T F
T F
E R
E R
M R
M R
M e
M e
s s b
s s b
M e
M e
e re
e re
a s u
a s u
ic h
ic h
r in g
r in g
ra n
ra n
g e
g e
U 1
U 1
m a
m a
6 .. .3
6 .. .3
x . 2
x . 2
4 .. .2
4 .. .2
6 V
6 V
0 m
0 m
0 m
0 m
D C
D C
A
A
I P
I P
6 5
6 5
T
T
A
A
> 7 0
> 7 0
° C
° C
:
:
t > 8
t > 8
5 ° C
5 ° C
groove
0
2
1
Any repair on an certified device has to be documented!
This includes the device serial number, repair date, type of repair and name of the repair technician.
Endress+Hauser Maulburg
If required, a test can be performed with 500 Veff over a time period of 60 s.
1
4
cover
7
electronic
module
12
13
unplug
tool
Order of disassembly:
1
Unscrew lid from terminal compartment
2
Disconnect cable at terminal module
3
Unscrew mounting screws (2 pcs.) at terminal module
and detach ground wire
4
Pull out terminal module and unplug connectors
on the back side
A new terminal module can now be installed.
5
Unscrew lid from electronic compartment (4 turns)
6
If applicable, push up hook and remove display
from holder
7
Loosen screw at cover and remove cover
8
Open locking at the front panel and eventually remove seal
9
Slightly push in both hook at the module housing and ...
10
... pull off front panel
11
Unplug supply voltage, signal cable and display
12
Loosen 2 mounting screws of the electronic module
and pull module out of the housing
13
Unplug antenna cable with unplug tool
Terminal module and electronics are now disassembled
and can be replaced. Assembly is done in reverse order.
Speciall attention has to be payed to the connection of
the antenna cable 13 .
After exchange of electronics, the instrument has to be
enabled for measurement by means of a basic calibration
9
(see next page).
12
front panel
10
11
bore for
seal wire
locked
open
8
5
E R
E R
U S
U S
H A
H A
S +
S +
E S
E S
D R
D R
E N
E N
6
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