SmartAlarm Instruction Manual Rev 2
Page 87 of 115
ISA A-4
– Automatic Reset – Non Lock In
PROCESS
SEQUENCE
VISUAL
AUDIBLE
ABNORMAL
OR NORMAL
ALARM
FLASHING
AUDIBLE
SEQUENCE
PROCESS
OFF
VISUAL
AUDIBLE
SILENT
NORMAL
NORMAL
ACKNOWLEDGE
WHILE ABNORMAL
RETURN
TO NORMAL
TO
ABNORMAL
RETURN
TO NORMAL
AUDIBLE
VISUAL
SEQUENCE
PROCESS
ABNORMAL
OR NORMAL
SILENT
ON
ACKNOW
Sequence Features
1. Acknowledge, and test pushbuttons.
2. Alarm audible device
3. Non Lock In of momentary alarms
4. The audible device is silenced and the flashing stops when
acknowledged.
5. Automatic reset of alarms when the process has returned to normal
before or after acknowledge (Non Lock In)
6. Operational test