BilgMon488 bilge alarm is equipped with 2 adjustable alarms that are triggered when the oil-content of the processed sample exceeds the set limit (1 – 15 ppm, works-adjusted to 15ppm). Alarm outputs consist of relays and indicator LEDs. Additionally a 0(4) – 20 mA current
output signal (corresponding to 0 – 30 ppm) is available to enable remote surveillance
and recording of oil contents. Measurement:
Oil range: 0 – 30 ppm
Resolution: 0.1 ppm
Accuracy: According to IMO MEPC.107(49)
Response time: < 3 sec
Alarms:
Alarm 1 (valve control) delay: 0-10 sec user adjustable
Alarm 2 (annunciation) delay: 0-600 sec user adjustable
Alarm points 1 and 2: 1-15 ppm user adjustable
Alarm hysteresis: 0.5 ppm (below alarm point)
Data storage and retrieval:
Calibration storage: Stored in sensor housing.
IMO required data: Stored in BilgMon488 main housing (sensor
housing may be replaced with data
remaining on board).
IMO required data retrieval: Via LCD display, RS232 or removable
memory.
User interface:
LCD display: 2x16 alphanumeric display
Control: 4 button keypad
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