Endress+Hauser Prosonic Flow B 200 Einbauanleitung Seite 3

Safety instructions
• Check whether the spare part matches the identification label on the
measuring device, as explained on the first page.
• The spare parts set and Installation Instructions are used to replace 
a faulty unit with a functioning unit of the same type. 
Use genuine parts from Endress+Hauser only.
• In the case of Ex-certified measuring devices: Only open in 
a de-energized state (once a delay of 10 minutes has elapsed after
switching off the power supply) or in environments which do not
have a potentially explosive atmosphere.
• The measuring device is energized. Danger: Risk of electric shock!
Open the measuring device in a de-energized state only.
• Before removing the device: set the process in a safe condition and
purge the pipe of dangerous materials.
• Hot surfaces! Risk of injury! Before commencing work, allow the
system and measuring device to cool down to a touchable
temperature.
• In the case of measuring devices in custody transfer, the custody
transfer status no longer applies once the lead seal has been removed.
• Comply with national regulations governing mounting, electrical
installation, commissioning, maintenance and repair procedures.
• Requirements with regard to specialized technical staff for the
mounting, electrical installation, commissioning, maintenance and
repair of the measuring devices:
– trained in instrument safety
– familiar with the individual operation conditions of the devices
– for Ex-certified measuring devices: also trained in explosion
protection
Tool List
3 mm
T10
1 Replacing cable harness, cable gland
a
3 mm
e
Endress + Hauser
8, 14, 22 mm
b
A0013742
f
A0013800
• Follow the Operating Instructions for the device.
• Risk of damaging electronic components! Ensure you have a working
environment protected from electrostatic discharge.
• After removing the electronics cover, there is a risk of electric shock
as shock protection is removed!
Switch off the measuring device before removing internal covers.
• Modifications to the measuring device are not permitted.
• In the case of measuring devices in safety-related applications in
accordance with IEC 61508 or IEC 61511: After repair recommission
in accordance with Operating Instructions. Document the repair
procedure.
• Only open housing for a brief period. Avoid the penetration of foreign
bodies, moisture or contaminants.
• Replace defective seal/gaskets with genuine parts from
Endress+Hauser only.
• If threads are damaged or defective, the measuring device must be
repaired.
• If spacing is reduced or the dielectric strength of the measuring device
cannot be guaranteed during repair work, perform a test on
completion of the work (e.g. high-voltage test in accordance with the
manufacturer's instructions).
• Service connector:
– do not connect in potentially explosive atmospheres.
– only connect to Endress+Hauser service devices.
• Observe the instructions for transporting and returning the device
outlined in the Operating Instructions.
• If you have any questions, contact your E+H service organization.
c
3 mm
A0016622
g
A0013749
Replacing cable harness, cable gland
d
A0016623
h
T10
T10
A0013750
A0016624
A0013770
3