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Power Supply
Supply Voltage: 9 to 35V DC
Supply Current: <25mA @ 12V DC in idle mode
Supply Protection: Continuous reverse polarity protection and load dump protection (meets SAE J1113)
Supply Connector: Pluggable 2-way screw terminal, 3.5mm pitch
Supply Voltage (NMEA 2000 port): 9 to 35V DC
Supply Current (NMEA 2000 port): <20mA @ 12V DC from NMEA 2000 bus
Load Equivalence Number (NMEA 2000 port): 1 LEN
Supply Protection (NMEA 2000 port): Continuous reverse polarity protection and overvoltage protection to 40V
NMEA 2000 Port - in/out
Compatibility: Fully NMEA 2000 compatible
Galvanic Isolation: 2500V input to ground
Speed/Baud Rate: 250kbps
NMEA 2000 Connector: M12 male (A coded) connector
Gauge Inputs
Voltage Range: 0 to 35V DC
Input Impedance: >50kOhms
Sender Feed: 0mA, 4mA or 18mA programmable
Accuracy: <=2%
Input Connector: Pluggable 6-way screw terminal, 3.5mm pitch
Input Protection: Overvoltage protection to +/-40V
Alarm Inputs
Voltage Range: 0 to 37V DC
Input Impedance: >50kOhms
Threshold Voltage: Programmable, default is 0.5 of supply voltage
Alarm Polarity: Programmable, default is alarm on low input
Accuracy: <=2%
Input Connector: Pluggable 4-way screw terminal, 3.5mm pitch
Input Protection: Overvoltage protection to =/-40V
Tacho Inputs
Voltage Range: 0 to +/-60V
Input Impedance: >100KOhms to ground
RPM Range: 10 to 16,000 RPM
Accuracy: <=1%
Sender Compatibilty: Ignition coil, alternator W connection, Hall effect, VR or inductive sender
Threshold: Automatically adjusts to signal level
Input Connector: Pluggable 4-way screw terminal, 3.5mm pitch
Input Protection: Can withstand ignition pulse to +/-500V
Engine Log
Engine Hours: 2 separate engine hour logs internally connected to the tacho inputs. Hours are logged when RPM is present. Stored in non-volatile memory.
Mechanical
Housing Material: Polycarbonate
Protective Lid Material: Polycarbonate
Sealing Materials: Expanded silicone foam gasket, closed cell polyurethane splash guard and ePTFE water proof vent
Dimensions: 128mm (L) x 120mm (W) x 48mm (H)
Weight: 250g
Mounting: 4 x 3.5mm lugs to allow panel mount with self tapping s/s screws (included), optional DIN rail mount available on request.
Approvals and Certifications
NMEA 2000®: Full NMEA 2000® approval pending
EMC IEC 60945-9,10,12
Environmental Protection: IP66
Operating Temperature: -20°C to + 70°C
Storage Temperature: -40°C to + 85°C
Relative Humidity: 0 to 80% RH
Guarantee: 3 years
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