Burkert Type 8741 - Manual (Page 23)

23
Commissioning
Type 8741
8 commissioninG
8.1 safety instructions
Warning!
danger of injury from improper operation!
Improper operation can lead to injuries and damage to the device
and its environment.
▶ Before commissioning, it must be ensured that the operating
personnel are familiar with, and fully understand, the content of
this operating manual.
▶ The safety information and the intended use must be observed.
▶ Only properly trained personnel may commission the
installation/device.
sequence of steps for commissioning:
→
1. Pressurise the pipes with operating medium
→
2. Flush the pipes with operating medium at the calibration
pressure and then vent them completely.
→
3. Run the AUTOTUNE function.
Only required if the operating medium is not the calibration
medium or if the pressure conditions have changed (See
section "9.6.1 AUTOTUNE function" on page 27).
→
3. Regular operation
9 operaTion anD fUncTion
9.1 safety instructions
Warning!
danger due to improper operation!
Improper operation can lead to injuries and damage to the device
and its environment.
▶ The operating personnel must have read and understood the
content of this manual.
▶ The safety information and the intended use must be observed.
▶ Only properly trained personnel may operate the installation/
device.
The MFM/MFC is operated via fieldbus communication.
The connection to a PC is made via the communication interface using
the "Bürkert Communicator" software.
The MFM/MFC has an LED to display the instrument status, the colour
and status change according to NAMUR 107.
9.2 normal control mode
After applying the operating voltage, the MFM/MFC enters a short
initialisation phase and then switches to AUTOMATIC operating mode.
The mass flow is controlled via the setpoint sent via the fieldbus.
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