UNI 321 User’s Guide
10
Alarm Signal Summary
LCD Display
Reason/Alarm Signals
Low alarm
：
Buzzer 2 beeps per second
LED 2 flashes per second
1 vibration per second
“
LOW
”
2 flashes per second
High alarm
：
Buzzer 3 beeps per second
LED 3 flashes per second
1 vibration per second
“
HIGH
”
2 flashes per second
Over-range
：
Buzzer 3 beeps per second
LED 3 flashes per second
1 vibration per second
“OVER”
and “500”
1 flash per second
Daily Alarm Check needed or Bump Due alarm:
?
2 flashes per second
Bump Fail alarm:
Buzzer 1 beep per minute
LED 1 flash per minute
1 vibration per minute
“Bump” and “Remain Time” a
lternate display per second
Calibration Fail alarm:
Buzzer 1 beep per minute
LED 1 flash per minute
1 vibration per minute
“CAL” and “Remain
Time”
display alternately once per second
