Omega Engineering CN3271 Series User Manual page 17

P 4 = = = = = P 4 P 4 P 4 P 4 Alarm Standby (mask) Function Alarm Standby (mask) Function Alarm Standby (mask) Function Alarm Standby (mask) Function Alarm Standby (mask) Function
(Skipped if option is not available or P1= none)
OFF = Standby function disabled
On = Standby function enabled
If the alarm is programmed as band or deviation,
this function masks the alarm condition at start up
and after a "Su" (limit threshold) changement until
the process variable reaches the alarm threshold,
plus or minus hysteresis. This standby function
masks a Process Alarm condition at start up until
the process variable reaches the alarm threshold
plus or minus hysteresis.
PF = PF = PF = PF = PF = Time Constant of the Filter Time Constant of the Filter Time Constant of the Filter Time Constant of the Filter Time Constant of the Filter
applied to the applied to the Measured Value for Measured Value for
applied to the applied to the applied to the Measured Value for Measured Value for Measured Value for
Alarm Action Alarm Action Alarm Action Alarm Action Alarm Action
(Skipped if option is not available or P1 = none)
Range: From 0 (filter OFF) to 8 seconds
(First order filter with selected time constant.)
n 1 = Safety Lock n 1 = Safety Lock
n 1 = Safety Lock n 1 = Safety Lock n 1 = Safety Lock
0 = UNLOCKed. The device is always
UNLOCKed and all parameters can be
modified.
l = LOCKed. The device is always LOCKed
and no parameters can be modified
From 2 to 9999 = This number is a password, to be
used in run time (see "nn"), to LOCK/
UNLOCK the device.
t1 = Timeout Selection t1 = Timeout Selection t1 = Timeout Selection t1 = Timeout Selection t1 = Timeout Selection
tn10 = 10 second timeout
tn30 = 30 second timeout
LHL-1-NEUTRO.pmd 14
d1 = Digital Input (contact closure) d1 = Digital Input (contact closure) d1 = Digital Input (contact closure) d1 = Digital Input (contact closure) d1 = Digital Input (contact closure)
(This is a read only parameter)
Enb = Digital input enabled
dlS = Digital input disabled
(The digital input is used as a remote
Acknowledgment .)
The configuration procedure is now completed.
The display will show "COnF".
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19/04/2004, 15.07