Endress+Hauser iTEMP TMT 165 FOUNDATION Fieldbus Betriebsanleitung Seite 150

11 Appendix
Index Parameter
55 LO_LO_LIM
54 LO_LO_PRI
52 LO_PRI
150
PID Function Block (PID controller)
Write access with
operating mode
(MODE_BLK)
ROUT - RCAS - CAS - Entry of the alarm limit value for the lower alarm (LO_LO_ALM). If the value
AUTO - PV is below this limit value, then the alarm status parameter LO_LO_ALM is
MAN - OOS output.
User input:
Factory default:
2
If the setting for the end of the scale is changed in the parameter PV_SCALE
this value should be modified accordingly.
ROUT - RCAS - CAS - Specifies the action taken when the lower alarm limit value (LO_LO_LIM) is
AUTO - not reached.
MAN - OOS
User input:
0
1
2
3-7
8-15
Factory default:
ROUT - RCAS - CAS - Specifies the action taken when the lower pre alarm limit value (LO_LIM) is
AUTO - not reached.
MAN - OOS
User input:
0
1
2
3-7
8-15
Factory default:
FOUNDATION Fieldbus temperature transmitter
Description
Range and unit of PV_SCALE
- INF
Note!
= The violation of the lower alarm limit is not evaluated.
= No notification if the lower alarm limit value is infringed.
= Reserved for block alarms.
= The violation of the lower alarm limit is
output as a user notice with the appropriate priority
(3 = low priority, 7 = high priority).
= The violation of the lower alarm limit is
output as a critical alarm with the appropriate priority
(8 = low priority, 15 = high priority).
0
= The violation of the lower pre alarm limit value
is not evaluated.
= No notification if the lower pre alarm limit value is
infringed.
= Reserved for block alarms.
= The violation of the lower pre alarm limit value is
output as a user notice with the appropriate priority
(3 = low priority, 7 = high priority).
= The violation of the lower pre alarm limit
value is output as a critical alarm with the appropriate
priority (8 = low priority, 15 = high priority).
0
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