YOKOGAWA EXAxt 450 User Manual

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IM 12D06D05-01E
5-13. Advanced setup
Defaults
The functionality of the EXAxt allows to save
and load defaults to come to a known instru-
ment setting. The EXAxt has both factory and
user defined defaults.
Aftera“loaddefault”theinstrumentwillreset.
The following parameters are not included in
the defaults:
1. X-axis timing
2. Auto return (10 min / disabled)
3. Tag
4.Passwords
5. Date and time
6.Language
7. The contents of all logbooks
8. HART parameters
(address, tag, descriptor, message)
Tag
A tag provides a symbolic reference to the
instrument and is defined to be unique
throughout the control system at one plant site.
A tag can contain up to 12 characters. If the
instrumentispurchasedwiththe/SCToption,
theTAGispre-programmedwiththespecified
tagnumber.
Passwords
Calibration and Commissioning may be sepa-
ratelyprotectedbyapassword.Bydefaultboth
passwords are empty. Entering an empty pass-
word results in disabling the password check.
A password can contain up to 8 characters.
When a password is entered for the calibration
andcommissioninga4-digitoperatorIDcanbe
entered.OnecanalsoleavetheIDempty.
Date/time
TheLogbooksandtrendgraphusetheclock/
calendar as reference. The current date and
time is set here. The current time is displayed
inthethird“zoom”menu.
Note! The fixed format is YYYY/MM/DD HH:
MM:SS
HART
The address of the EXAxt in a HART network
can be set. Valid addresses are 0...15.
Factory adjustment
This menu is for service engineers only.
This section is protected by a password.
Attempting to change data in the factory adjust-
ment menu without the proper instructions
and equipment, can result in corruption of the
instrument setup, and will impair the perform-
ance of the unit.

YOKOGAWA EXAxt 450 Specifications

General

Brand	YOKOGAWA
Model	EXAxt 450
Category	Media Converter
Language	English