Series 90B ANNUNCIATOR INSTALLATION AND CONFIGURATION MANUAL
Communications
Communication Ports
Communication Protocol Options
Transmit Alarm Status via
Serial Data
Receive Alarm Status via
Serial Data
Transmit Local
Pushbutton Controls
Receive Remote
Pushbutton Controls
RS-232 / 485
(Option SPT)
Time Stamped Alarms
Sequential Events Recording (Option SER, SERFR)
Time Stamp Resolution: 1 or 4 millisecond (depending on option selected)
Time Set Method: Through Configuration Software
Time Synchronization: Internal Clock (accurate to 10 seconds per day)
Optional IRIG-B Module (accurate to 1msec)
Data Output: Modbus, DNP or ASCII
Data Format: Point Number, Point Status, Time & Date of alarm and
subsequent return to normal.
Event Storage: 500 Events (FIFO buffer)
(an event can be a point on alarm or a point that returns to normal)
Note: Event memory is volatile – It requires power at all times. Power
loss will clear the event buffer.