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Yamatake STD910 User Manual

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Yamatake Corporation Operation Using SFC
ST3000 Smart Transmitter Series 900 Electronic Differential Pressure/Pressure Transmitter 6-43
6-7-10 :Display or Change Damping Time Constant
If, due to pulsation of differential pressure under some flow conditions, the transmitter
output is unstable and difficult to read, the output can be stabilized by increasing the
damping time constant.
Valid damping time constants
The following damping time constants are valid. They are displayed in this sequence
(or in the reverse sequence) using key operation. The actual response time is lower
than the value by about 0.4 seconds. The unit is second.
0.0 0.16 0.32 0.48 1.0 2.0 4.0 8.0 16.0 32.0
How to display and change the damping time constant:
It is assumed that the currently set value is 1.0 second.
Remarks:
When changing the damping time constant, select the next higher value and check out-
put fluctuations.
Step Description SFC screen
1
Press the key.
2 To change the damping time constant,
press the key or the key, suc-
cessively, until the desired value is dis-
played.
Display after pressing the
key
Display after pressing the
key
C
DAMP
DAMP FIT-1234
1.0 s
H
NEXT
L
PREV
DAMP FIT-1234
WORKING...
H
NEXT
DAMP FIT-1234
2.0 s
L
PREV
UNIT FIT-1234
0.48 s

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Yamatake STD910 Specifications

General IconGeneral
BrandYamatake
ModelSTD910
CategoryTransmitter
LanguageEnglish

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