<5. Functions>
107
IM 01E21A02-03EN
5.6.6 Alarm Mask Function
The alarm mask function can mask a specified alarm, hide an alarm notification, and record no
alarm history. The mask function can be set for both the alarm notification and alarm record,
respectively. This function is only for alarm whose FD is 2, 3, 4 or 5 in the Alarm List, 5.6.2 Errors
and Countermeasures. Only this target alarm is described below.
The setting can be configured with the following parameters.
Alarm notification mask
If the alarm notification mask function is turned “On”, it disables alarm notification.
Setting example for alarm “Signal overflow”:
To disable the alarm notification, set “Signal overflow” of STB: Alarm Out Mask2 to “On”.
To enable the alarm notification, set “Signal overflow” of STB: Alarm Out Mask2 to “Off”.
Menu path
Display
Device setup ► Diag/Service ► Sts/Self test ► Alarm ► Alarm out mask ► (see below)
F
OUNDATION
Fieldbus
Diagnostic ► STB ► Device Diagnostics ► Diagnostics/Alerts ► Alert ► Alarm Out Mask
► (see below)
Block
Name
Relative
Index
Parameter
Description
Display
F
OUNDATION
Fieldbus
STB
148
Mask 1-1
Alarm Out Mask1
Specifies the mask function for
alarm notification 1-1.
Mask 1-2
Specifies the mask function for
alarm notification 1-2.
STB
149
Mask 2-1
Alarm Out Mask2
Specifies the mask function for
alarm notification 2-1.
Mask 2-2
Specifies the mask function for
alarm notification 2-2.
STB
150
Mask 3-1
Alarm Out Mask3
Specifies the mask function for
alarm notification 3-1.
Mask 3-2
Specifies the mask function for
alarm notification 3-2.
STB
151
Mask 4-1
Alarm Out Mask4
Specifies the mask function for
alarm notification 4-1.