BlueSea Systems 2023 Catalog METERING 142 Flat panel mount Surface mount M2 OLED Digital Meters The M2 Organic LED Digital Monitor measures essential electrical system parameters with adjustable alarms and an auto-dimming display. The M2 Monitors include a MOSFET External Circuit Relay (ECR) which can be used to control external circuits based on any value measured by the M2. • Auto-dimming, bright Organic LED display is easy to read 80dB alarm on all models • Isolated 500mA MOSFET relay • Includes external DC Shunt or AC Current Transformer when required Related Products ML-Series Remote Battery Switches page 43 Floyd Bell Turbo Series Alarm page 152 Dimensions 1525 (meter not included) Part # Description Width in (mm) Height in (mm) 1525 360 Blank Panel - M2 OLED 4.88 (123.83) 4.75 (120.65) DC Shunts page 149 AC Current Transformer page 149 Temperature Sensor page 149 Surface Mount Nut Finger Tighten Only! Locking ring MUST go on before mounting nut B U L K H E A D 1" MAX Panel Thickness (25mm) 2.37" (60.07mm) 0.72" (18.31mm) Mounts in a 2-1/8" (54mm) DIA Hole Gasket Seal 5YEAR WARRANTY Display Size 55mm x 28mm Power Supply Voltage 7V–70V DC Power Consumption 0.3W–1.0W* Regulatory Monitor face is IP66 - protected against powerful water jet when installed according to instructions (see inside back cover) * Variable with voltage, display intensity, and sleep mode 3.24" 82.40mm 2.19" 55.50mm 1.10" 28.00mm 3.24" 82.40mm 0.72" 18.40mm 0.07" 1.66mm 2.37" 60.30mm MOUNTS IN A 2-1/8" (54mm) DIA. HOLE THIS CONNECTOR AC METERS ONLY 0.75 (19.05mm) ADDITIONAL CLEARANCE RECOMMENDED FOR WIRING Vessel Systems Monitor Part # 1850 Meter Type AC, DC, Tank, Bilge Functions Performs comprehensive monitoring of four critical systems. NMEA 2000 Certified DC Voltage Nominal 12V, 24V, 36V, 48V Range 0–70V Resolution 0.01V DC Accuracy +/- 1% Alarm Activation High / Low Voltage DC Current Shunt included 8255 (500A / 50mV) Range -500A to 500A Accuracy +/- 2% Resolution (100 to 500) 1A Resolution (0.0 to 99.9) 0.1A Alarm Activation High Current, Low Battery AC Voltage Range 40V-300V AC (RMS) Accuracy +/- 1% Resolution 1V AC Alarm Activation High / Low Voltage AC Current Range 0–150A (300A optional)** Accuracy +/- 2% Resolution 1A Resolution 0.1A Transformer 8256 (150A / 50mA) Alarm Activation High Current Frequency Range 40Hz-90Hz Resolution 1Hz Alarm Activation High / Low Frequency Power Range 0W-45kW Resolution (0W-9990W) 10W Resolution (10kW-45kW) 0.1kW Tanks/Bilge Senders European: 10–180 Ω VDO, North American: 240–33 Ω Teleflex, Blue Sea Systems Ultrasonic (1810, 1811) 5V Sender, Custom Custom Tank Shapes Auto Calibration Inputs 2 Tank Alarm Activation High / Low Levels Bilge Alarm Activation Run time per hour, Cycles per 24-hour ** Will achieve 300A with an optional current transformer 1829 Mounting Options See page 144 for additional information