GPS Taxi Meter with Printer

Key Features

• ØInbuilt 2`` thermal printer with over heat protection.
• ØGraphical LCD display 128*64 with bold white character and blue background colour.
• ØRTC backup for real time  and date calculation.
• ØQuad band GSM/GPRS for data reception and transmission  from server side.
• ØHall Effect sensor with high accuracy for distance calculation.
• ØPanic button with SMS alert to server for passenger safety.
• ØTemper proof provision
• ØVehicle movement indicator ,incoming SMS indicator, panic alert indicator  , GPS valid/invalid indicator,GPRS signal strength indicator and battery life indicator  on LCD display with different symbols.
• Ø High precision GPS module for positional tracking.
• Ø12 different keys for performing different functions.
• Ø8 MB internal memory for different kind of data retention.
• ØInternal 3.3 volt Li-ion battery for power backup.
• Ø4 external ports for interfacing with different kind of sensors.
• ØDispatch feature with accept and reject control through keypad.

LCD DISPLAY

• 128*64 graphical displays.
• Bold white character with blue back ground light for clear distant vision.
• Displays fare, distance, waiting time, incoming message alert, and panic alert in large font.
• Indicates current date and time on the top line.
• Vehicle movement indicator ,incoming SMS indicator, panic alert indicator  , GPS valid/invalid indicator, GPRS signal strength indicator and battery life indicator  on LCD display with different symbols on the bottom line .
• Display 8 lines with 20 characters per line.
• It is also used to show the dispatch information to the driver from server.

KEYPAD

• Mebrance type keypad with 12 keys.
• Metering keys trip start, trip end,vacant,hired.
• Separate printer key for print the bill.
• Separate STATUS button to see the meter  health status parameter like(GPSvalid/invalid,tempering info,dispatch messages etc)
•  Separate scrolling keys UP (  ) and DOWN (  ) for scrolling the memory data like messages and other alerts info.
• Panic key to send a SOS message to server.
• Separate ACCEPT and REJECT key to accept or reject the dispatch order.

Thermal Printer

• 384 Dots per line
• 5Volt operating voltage.
• 8 dots per mm resolution.
• Maximum current is < 1A.
• Printing speed is 75mm/sec .
• 2`` print width.
• Character size is selectable of (12 x 20) and (24 x 40).

GPS

• L1 band receiver with 48 search channels.
• Meter can stored 20000 positional logs in his inbuilt memory in case of disconnection from the central server.
• Data logs transmission frequency is selectable from the central server.
• Horizontal positional accuracy is <2.5 m CEp.
• TTFF for cold start is <33s,warm start <33s, and for hot start <1s.
• Tracking sensitivity is -163dBm.
• Patch antenna receiving frequency is 1575.42 MHz +-1.023 MHz.
• Operating temperature range is -40 to 85 degree celcius.
• NMEA  serial interface protocol.

GPRS/GSM

• Quad band GSM/GPRS module supports 850/900/1800/1900 MHz.
• GPRS multi slot class 10 and supports the gprs coding scheme CS-1/CS-2/CS-3/CS-4.
• Transmitting power : Class 4 (2W @850/900 Mhz) , Class1(1 W @ 1800/1900 MHZ).
• Supports all nontransparent communication protocol PPP,TCP/IP,HTTP,FTP,MMS.
• Supports full duplex voice communication.
• The message can be sent tom server in ASCII/HEX/BIN format.
• Every message string will contain a distinct header to identify the message like GPS status message  , Main power disconnect message  , trip start alert mesaage,trip stop alert message, panic alert, device health status.

DISPATCH FEATURES

• Device will be remained connect to receive the dispatch and other message from the central server.
• The dispatch message will be shown on meter screen and can be accepted or rejected by the user by pressing accept/reject button.
• If user accepts the dispatch request then a message will be send to server by the device.

POWER SUPPLY

• Device can be operated from 9V to 12 V.
• Device has internal 3.3 V ,2200 mAH, Li-Ion battery  backup to provide power to device in case of main power disconnection.
• Battery has 4 hours backup.
• Device will send the low battery alert message to server in case of low battery voltage.
• Continuous power requirement is 200mA, peak power requirement is 2A.

EXTRA FEATURES

• Device is protected against any tempering like opening the cabinet, tempering with SIM card tray. In any tempering case device will send a tempering alert message to server.
• Device provides extra 4 ports for interface additional sensor s.
• The battery level is shown on the display. And sends an alert message if the battery level is below of the pre configurable value.
• Device sends an alert message to server when the external power is disconnected from the meter.
• We can set the APN, Taxi no.,server IP,and port no.  by sending the SMS  to device.
• Device operating temperature is  -10 to 60 degree celcius.
• Device follows IP-54.