Supported Hardware

GoSafe GTU-300

1-wire, battery, bluetooth, lte, rs-232, rs-485, vehicle
GoSafe GTU-300 is a vehicle GPS tracker for fleet and truck businesses. The device features LTE connectivity multiple digital I/O and analog inputs, RS232/RS485, BLE 4.0 or 5.0, 220 mAh battery, and more.
GoSafe GTU-300 - Parameters Table
Parameter Type Unit Description Sources
absolute.acceleration number g Module of accelerometer vector
accident.event boolean Accident event detected
ain number volts Voltage on the analog input
backup.battery.low.status boolean Backup battery low Alarm mark bitmask
backup.battery.voltage number volts Backup battery voltage
backup.battery.voltage.status boolean Backup battery voltage if normal (true - inside the predefined range) or abnormal (false - outside of the predefined range)
battery.charging.status boolean Battery charging status Status bitmask
battery.connected.status boolean Internal battery is connected
battery.level number percentage Internal battery level Extending command 0x00E1 of Additional info ID 0xEB
battery.low.alarm boolean Battery low alarm event Alarm mark bitmask
battery.voltage number volts Internal battery voltage
bluetooth.connected.status boolean Bluetooth connection status
brake.acceleration number g Acceleration on brake
can.ambient.air.temperature number celsius CAN ambient air temperature
can.dtc.cleared.monitor.state string Monitor status since DTCs cleared, read from CAN, in HEX format
can.dtc.number number Number of diagnostic trouble codes
can.engine.coolant.temperature number celsius Engine coolant temperature read from CAN
can.engine.load.level number percentage Calculated engine load level read from CAN
can.engine.rpm number rpm Engine RPM read from CAN
can.engine.run.time number seconds Run time since engine start read from CAN
can.engine.temperature number celsius Engine temperature read from CAN
can.fuel.pressure number kPa Fuel pressure read from CAN
can.intake.air.temperature number celsius Intake air temperature
can.intake.map number kPa Intake manifold absolute pressure
can.long.fuel.trim number percentage Short term fuel trim read from CAN
can.maf.air.flow.rate number g/sec MAF air flow rate read from CAN
can.mil.mileage number km Distance traveled while malfunction indicator lamp is activated, read from CAN
can.mil.status boolean Malfunction indicator lamp status read from CAN
can.short.fuel.trim number percentage Short term fuel trim read from CAN
can.throttle.pedal.level number percentage Throttle pedal push level read from CAN
can.timing.advance number degrees Ignition timing advance read from CAN
can.vehicle.speed number km/h Vehicle speed read from CAN
channel.id number ID of channel that received a message
counter.impulses number Impulses counter
crash.event boolean Crash event detected
custom any Any custom parameter
device.id number ID of device that received a message
device.model string Device model ID string
device.name string Name of device that received a message
device.type.id number ID of device type of device that received a message
device.uptime number seconds Time in seconds since last device power on
din number Digital inputs bitmask Alarm mark bitmask
dout number Digital outputs bitmask
engine.blocked.status boolean Engine blocked status (fuel cutoff relay), true - engine is blocked, false - engine isn't blocked Status bitmask
engine.ignition.status boolean Engine ignition or ACC status Status bitmask
engine.motorhours number hours Total calculated engine motorhours
event.enum number Protocol-specific event code
event.seqnum number Unique event sequence number Message Sequence Number
external.powersource.voltage number volts External power voltage Extending command 0x00CE of Additional info ID 0xEB
external.powersource.voltage.status boolean Voltage of external supply is normal (true - inside the predefined range) or abnormal (false - outside of the predefined range)
flash.storage.status boolean Flash storage status
frequency.counter.din number Frequency counter value on digital input
fuel.weight number kg Fuel weight
geofence.alarm boolean Geofence alarm event Alarm mark bitmask
geofence.status boolean Geofence entered status
gnss.antenna.status boolean GNSS receiver antenna status
gsm.cellid number Mobile network (GSM, 3G, 4G, LTE, 5G, ...) base station ID Extending command 0x00A9 of Additional info ID 0xEB, Extending command 0x00D8 of Additional info ID 0xEB, Extending command 0x01D8 of Additional info ID 0xEB
gsm.jamming.alarm.status boolean Alarm status for the Mobile network (GSM, 3G, 4G, LTE, 5G, ...) jamming
gsm.jamming.event boolean Mobile network (GSM, 3G, 4G, LTE, 5G, ...) signal jamming detected
gsm.lac number Mobile network (GSM, 3G, 4G, LTE, 5G, ...) location area code Extending command 0x00A9 of Additional info ID 0xEB, Extending command 0x00D8 of Additional info ID 0xEB, Extending command 0x01D8 of Additional info ID 0xEB
gsm.mcc number Mobile network (GSM, 3G, 4G, LTE, 5G, ...) country code Extending command 0x00A9 of Additional info ID 0xEB, Extending command 0x00D8 of Additional info ID 0xEB, Extending command 0x01D8 of Additional info ID 0xEB
gsm.mnc number Mobile network (GSM, 3G, 4G, LTE, 5G, ...) code Extending command 0x00A9 of Additional info ID 0xEB, Extending command 0x00D8 of Additional info ID 0xEB, Extending command 0x01D8 of Additional info ID 0xEB
gsm.network.roaming.status boolean Mobile network (GSM, 3G, 4G, LTE, 5G, ...) in roaming mode
gsm.network.status boolean Registration status in the Mobile network (GSM, 3G, 4G, LTE, 5G, ...)
gsm.signal.dbm number dbm Strength of the Mobile network (GSM, 3G, 4G, LTE, 5G, ...) signal
gsm.signal.level number percentage Mobile network (GSM, 3G, 4G, LTE, 5G, ...) signal strength level
gsm.signal.quality number The quality (bit error rate) of the Mobile network (GSM, 3G, 4G, LTE, 5G, ...) signal Additional info ID 0x30
gsm.sim.iccid string Integrated Circuit Card Id of SIM card of the Mobile network (GSM, 3G, 4G, LTE, 5G, ...) Extending command 0x00B2 of Additional info ID 0xEB
hardware.fault.code number Hardware fault code
hardware.malfunction.alert boolean Hardware malfunction event is detected
hardware.version string Hardware version
harsh.acceleration.event boolean Harsh acceleration detected Alarm mark bitmask
harsh.braking.event boolean Harsh braking detected Alarm mark bitmask
harsh.cornering.event boolean Harsh cornering detected
harsh.turn.event boolean Harsh turn event detected Alarm mark bitmask
ibutton.code string Hexadecimal code of connected iButton
ident string Device unique identifier like serial number, IMEI, etc
idle.status boolean Vehicle is in idling state
idle.status.duration number seconds Duration of vehicle being in the last idling state
illegal.movement.alarm boolean Illegal movement alarm event Alarm mark bitmask
message.content string Message content
movement.status boolean Current movement state Status bitmask
onewire.sensor.serial string External 1-Wire sensor serial number in HEX representation
onewire.sensor.temperature number celsius External 1-Wire temperature sensor value
overspeeding.event boolean Overspeeding detected Alarm mark bitmask
overspeeding.speed number km/h GNSS based speed when overspeeding event is triggered
overspeeding.status boolean Overspeeding detected
peer string IP:port from which device connecting to the channel
position.altitude number meters Altitude value for position Message ID 0x0200
position.direction number degrees Heading angle at position detection moment Message ID 0x0200
position.fix.type number GNSS fix type enum (0 = "not fixed", 1 = "2D", 2 = "3D", null = "unknown")
position.hdop number Horizontal dilution of precision
position.latitude number degrees Latitude coordinate value Message ID 0x0200
position.longitude number degrees Longitude coordinate value Message ID 0x0200
position.satellites number Quantity of satellites used to calculate coordinates for given position information Additional info ID 0x31
position.speed number km/h Instant speed at position detection moment Message ID 0x0200
position.timestamp number seconds Timestamp when coordinates where calculated
position.valid boolean Is position information accurate and valid for given timestamp Status bitmask
position.vdop number Vertical dilution of precision
power.cut.alarm boolean External power cut-off alarm event Alarm mark bitmask
power.off.event boolean Device power off event Alarm mark bitmask
power.on.event boolean Device power on event Alarm mark bitmask
private.status boolean Device is in private mode
protocol.id number ID of protocol
protocol.version string Protocol version string
pseudo.base.station.alarm boolean Pseudo base station alarm event Extending command 0x0089 of Additional info ID 0xEB
report.code string Report code
report.reason number Transmission reason code
rollover.event boolean Roll over event detected Alarm mark bitmask
route.alarm boolean Route alarm event Alarm mark bitmask
sensor.status boolean Sensor status: true - normal, false - abnormal
server.timestamp number seconds Timestamp when server received a message
sleep.mode.status boolean Device is in sleep mode Status bitmask
socket.connection.status boolean Socket connection status
software.version string Software version string
sos.alarm boolean SOS alarm triggerred Alarm mark bitmask
timestamp number seconds Message timestamp Message ID 0x0200
towing.alarm.status boolean Towing alarm state
towing.event boolean Towing event detected
trip.status boolean Trip status, true - if trip started, false - if stopped
turn.acceleration number g Acceleration on turn
turnover.event boolean Turnover event
vehicle.collision.alarm boolean Ordinary vehicle collision alarm Alarm mark bitmask
vehicle.mileage number km Total calculated mileage Additional info ID 0x01
vehicle.plate.number string Vehicle plate number Message ID 0x0100
vehicle.vin string VIN of vehicle Message ID 0x0100
vibration.alarm boolean Vibration alarm event Alarm mark bitmask