Siemens SITRANS VP300, Руководство по эксплуатации

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Operate
6.2 Parameter description
SITRANS VP300 with or without HART
100
Operating Instructions, 03/2011, A5E01258666-03
"3.5.2.5 Ramp mode"
Factory setting: Off
Setting options:

Off
 On
Purpose: Activate or deactivate limitation of stroke speed.
Description: It makes sense to limit the stroke speed in order to minimize effects
of the partial stroke test on the ongoing process.
"3.5.2.6 Rate"
Conditions: Parameter "3.5.2.5 Ramp mode" (Page 100) is activated.
Factory setting: 10.0 %/s
Setting range: 1.0 ... 100.0
Purpose: Specifying the stroke speed.
Description: This parameter limits the stroke speed during the partial stroke test. It
enables the desired speed to be set in %/s.
"3.5.2.7 Pause"
Factory setting: 0.0 s
Setting range: 0.0 ... 100.0
Purpose: Setting of a time for which the valve pauses at the target value during
the partial stroke test.
Description: This parameter allows the setting of a pause time in order to influence
the motion characteristic of the partial stroke test. During the pause
time, the valve pauses at the target value during the partial stroke test.
"3.5.2.8 Failure reaction"
Requirements: A partial stroke test has been performed.
Factory setting: No response.
Setting options:

No response

Aerate actuator

Deaerate actuator

Activate tight closing