<7. HART-COMMUNICATION>
7-9
IM 01R01B02-00E-E 12th edition October 01, 2014 -00
All Rights Reserved. Copyright © 2003, Rota Yokogawa
Type:
The information will be divided into errors and warnings.
Current:
An error will change the output current to the selected error current level.
The level is selectable by „Alarm select” in HART (default: LOW)!
Bars:
All 8 bars are blinking in case of an error or warning.
Self test:
Only the checked errors will be treated by the self test function.
HHT275:
The marked errors/warnings are displayed on the HHT275.
Reset:
The indicated error/warning can be reset or disabled by the listed operation.
1):
On every Power Up, this warning occurs; it is NOT SHOWN ON DISPLAY.
2):
If this function is active, the bars are NOT BLINKING ON DISPLAY.
Device setup
Diag/Service
Test
device
Reset
all
errors
Reset all errors and warnings
Device setup
Diag/Service
Test
device
Self
test
Execute a self test to find existing errors.
Device setup
Diag/Service
Test
device
Master
reset
Execute master reset. All parameters are set to default.
Device setup
Diag/Service
Loop
Test
Set the analogue output fix to 4mA, 20mA or arbitrary current.
Finish with ´End´.
Device setup
Diag/Service
Calibration
Apply URV/LRV
4mA
Assignment
of
4mA
Set as 4mA value:
Current flow is set to 4mA.
Read new value:
Read current flow for 4mA.
Leave as found:
No change
20mA
Assignment
of
20mA
Set as 20mA value:
Current flow is set to 20mA.
Read new value:
Read current flow for 20mA.
Leave as found:
No change
Exit
Leave parameter