Maretron ENGINE MONITORING SYSTEM EMS100 - Manual (Page 20)

EMS100 User’s Manual
Page A2 Revision 1.1
6: Fuel Rate – (16-bit signed integer) This field indicates the fuel consumption rate of
the engine in units of 0.0001 cubic meters / hour. The EMS100 does not provide a
value for this field.
7: Total Engine Hours – (32-bit unsigned integer) This field indicates the cumulative
runtime of the engine in units of 1 second.
8: Engine Coolant Pressure – (16-bit unsigned integer) This field indicates the pressure
of the engine coolant in units of 100 Pa. The EMS100 does not provide a value for
this field.
9: Fuel Pressure – (16-bit unsigned integer) This field indicates the pressure of the
engine fuel in units of 1000 Pa. The EMS100 does not provide a value for this field.
10: Reserved – (8 bits) This field is reserved by NMEA; therefore, the EMS100 sets all
bits to a logic 1.
11: Engine Discrete Status 1 – (16 bits) This field indicates warning conditions of the
engine with the following bit assignments (value of 1 indicates warning present):
Bit 0: Check Engine - The EMS100 always transmits a value of 0 for this field.
Bit 1: Over Temperature
Bit 2: Low Oil Pressure
Bit 3: Low Oil Level - The EMS100 always transmits a value of 0 for this field.
Bit 4: Low Fuel Pressure - The EMS100 always transmits a value of 0 for this
field.
Bit 5: Low System Voltage - The EMS100 always transmits a value of 0 for this
field.
Bit 6: Low Coolant Level
Bit 7: Water Flow
Bit 8: Water in Fuel
Bit 9: Charge Indicator
Bit 10: Preheat Indicator
Bit 11: High Boost Pressure
Bit 12: Rev Limit Exceeded - The EMS100 always transmits a value of 0 for this
field.
Bit 13: EGR System - The EMS100 always transmits a value of 0 for this field.
Bit 14: Throttle Position Sensor - The EMS100 always transmits a value of 0 for
this field.
Bit 15: Emergency Stop Mode
12: Engine Discrete Status 2 – (16 bits) This field indicates warning conditions of the
engine with the following bit assignments (value of 1 indicates warning present):
Bit 0: Warning Level 1 - The EMS100 always transmits a value of 0 for this field.
Bit 1: Warning Level 2 - The EMS100 always transmits a value of 0 for this field.
Bit 2: Power Reduction - The EMS100 always transmits a value of 0 for this
field.
Bit 3: Maintenance Needed - The EMS100 always transmits a value of 0 for this
field.
Bit 4: Engine Comm Error - The EMS100 always transmits a value of 0 for this
field.
Bit 5: Sub or Secondary Throttle - The EMS100 always transmits a value of 0 for
this field.