Yokogawa EJA440E - Manual (Page 47)

<3. Parameter Setting>
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IM 01C25T01-06EN
2) Activate the “Chg universal rev” method
IMPORTANT
The message is displayed to separate the
transmitter from the automatic control loop.
Confirm that the transmitter is separated.
3) Input the new revision number
An input column for new protocol revision number is
displayed.
Input the new HART protocol revision number of “5”
for HART 5 or “7” for HART 7.
4) Applying the new protocol revision
a. Close the configuration tool
After completion of Chg universal rev
method, close the HART configuration tool.
NOTE
When using a FieldMate, close the main display
of FieldMate.
b. Restart the transmitter
Turn off the power to the transmitter, and turn
it on.
IMPORTANT
New protocol revision is applied only after having
performed restart of the transmitter.
NOTE
A new HART revision number is displayed on
the integral indicator for three (3) seconds after
restart the transmitter. (Refer to section 2.1)
5) Confirming the new protocol revision
a. Restart the HART configuration tool
NOTE
When execute the other parameter confirmation
or setting change, execute after restart the
configuration tool.
b. Confirm the new HART protocol revision
number
Call up the Universal rev parameter, and confirm
that the new HART revision number is displayed.
• Procedure to call up the Universal rev.
parameter.
DD and DTM
(excluding EJX_
HART 5[1.2])
[Root Menu] → Detailed setup
→ Device information → Field
device info → Revision #’s →
Universal rev →
EJX_HART 5[1.2]
DTM
Configuration → HART →
Universal rev. →
5 HART protocol revision: 5
7 HART protocol revision: 7