Yokogawa ISC450 4-Wire Analyzer for Inductive Conductivity Manual de usuario descargar pdf (Pagina 40)

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.

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Yokogawa ISC450 4-Wire Analyzer for Inductive Conductivity Manual de usuario Pagina 40

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