Samson 3730 Series - Page 26

26 EB 8389-1S EN
Data logger
Requirements:
– Actuator: Single-acting
– Type of application: Control valve
START-UP
Only applies to rst start-up after reset with Code 36 –
DS or Std.
â
Initialization including valve signature
â à
Valve signature
canceled
Start initialization
â
Not successful
Valve signature recording
â
Valve signature, signal pressure(x) Course of supply pressure Valve signature, friction(x)
â â
Alarm settings Recording threshold
ATC ATO and ATC
â
Zero limit,
lag time
Alar
m settings
Lower limit Upper limit
â
Status classication (NE 107) Status classication (NE 107) Status classication (NE 107)
Zero
Spring pre-load
-
ing
Supply pr
essure Change in friction
x
0
>
(ZP
Init
+ Zero limit)
x
0
< (– Zero limit)
Reduced spring
pre-loading
Too low
Not
available
Perm.
limit
exceeded
Too high
Lower in total range
Lower/higher in mid-
position
Lower/higher near
max. OPEN position
Lower/higher near
CLOSED position
PROCESS
â â â â â â
Analysis (NE 107)/logged by
operating hours counter
Analysis (NE 107)/logged by
operating hours counter
Analysis (NE 107)/logged by
operating hours counter
Zero
Defective actuator
springs
Supply pressure status Change in friction
Min. supply pressure
Max. supply pressure
Dwell time (supply pressure
< 1.0bar)
Dwel
l time (supply pressure
> 7.0bar)
â
R
eset 'Pressure sensor monitoring values'
Valve signature