User`s manual

535 User's Manual Chapter 5 45
Controller Set Up
Access Set Up Return to Operation Next menu Next parameter Next value Access Tuning Return to Operation
+
FAST MENU
DISPLAY
+
MENU MENU
▲ ▼
MENU DISPLAYFAST
18. ACK.:2
Defines whether alarm 2 may be acknowledged.
D ENABLED Allows the alarm to be acknowledged
• DISABLED Prevents the alarm from being acknowledged
while in alarm condition
19. POWER UP:2
Defines how alarm 2 will be treated on power up.
D NORMAL Alarm depends on process variable
• ALARM Always power up in alarm regardless of
process variable
• DELAYED Must leave alarm condition and reenter before
activating the alarm
20. MESSAGE:2
A 9-character message associated with alarm 2. To enter message: The first
character of third display will be flashing. Press the
▲▲
▲▲
▲ and
▼▼
▼▼
▼ keys to scroll
through the character set. Press FAST key to advance to subsequent
characters. Press MENU to advance to next parameter.
D ALARM 2.
21. FAULT
Defines whether either of the alarm relays will trip if a fault condition (lost
process variable) is detected. Only appears if at least one alarm relay is
installed.
D OFF
• ALARM 1
• ALARM 2
22. OUTPUT
Defines whether a rate-of-change alarm is interpreted as a lost or broken
process variable (causing a trip to manual output).
• P.V. BREAK
D NO ACTION
23. RATE TIME
Defines the time period over which a rate-of-change alarm condition is
determined.
R 1 to 3600 seconds
D 5 seconds
MESSAGE:2
ALARM 2
FAULT
OFF
OUTPUT
NO ACTION
RATE TIME
5
ACK.:2
ENABLED
POWER UP:2
NORMAL