Operate
6.2 Parameter description
SITRANS VP300 with or without HART
112
Operating Instructions, 03/2011, A5E01258666-03
"3.6.5.1 Activation"
Factory setting:
Off
Setting options:
Off
On
Purpose:
Monitoring the total distance travelled by the final control element.
Description:
Use this parameter to activate the test for monitoring violation of the
stroke counter.
"3.6.5.2 Basic limit"
Requirements:
Activation of the monitoring function
"3.6.5.1 Activation" (Page 112)
Factory setting:
1000000
Setting range:
1 ... 100000000
Purpose:
The basic limit defines how many strokes the positioner may undergo
by default.
"3.6.5.3 Factor 1" to "3.6.5.5 Factor 3"
Conditions:
Monitoring function is activated.
"3.6.5.1 Activation" (Page 112)
Factory setting:
With "3.6.5.3 Factor 1": 1
With "3.6.5.4 Factor 2": 2
With "3.6.5.5 Factor 3": 5
Setting range:
0.1 ... 40.0
Identical setting range for each factor
"3.6.6 Number of direction changes"
This menu is used to make settings regarding the monitoring of changes in direction. With
this parameter activated, the number of changes in directionof the final control element
beyond the deadband is continuously monitored.
The current value is displayed in "3.4.2 Number of direction changes" (Page 92). If one of
the three parameterizable thresholds exceeds this value during the test, a maintenance
message is output by the device.
