Azbil MagneW Two-wire PLUS+ MTG15A, User Manual

Page: 163 / 280

6-19
6-2-2. Setting using SFC communication (1) - setting using key assigned
functions
Starting communication: ID/DE READ key
CAUTION
Before starting communication between the SFC in a system with analog output and the
converter, be sure to change the control loop to “manual control”. This is to prevent
fluctuation in analog output of the converter, which is caused by starting the SFC and
communicating with the converter, from directly affecting the control loop.
Procedure
Use the following procedure to start the SFC. The key operations of the SFC and display of the
display window slightly vary depending on whether the system has digital output or analog
output.
Step Procedure SFC screen
1 Check that the converter has been started. If not
started yet, start the converter with reference to
“Chapter 4. Start and stop operation procedure for
model MTG” in this manual.
2 Make sure the wiring between the converter signal
line and SFC is correct.
3 Turn the SFC on.
Result:
„
The SFC executes self-diagnostics and the screen as
shown on the right appears.
CAUTION
This display is intended to prompt the user to
take appropriate action to prevent fluctuation in
the output of the converter caused by the SFC
communicating with the converter from directly
affecting the control loop. Before pressing the
A
ID
DE READ
key, take appropriate action to change
the control device to “manual”. A system with
analog output requires special care.
SFCM00006004D
SFCM00006005D