Pro Lite DTR900-FC Wireless USB User Manual revised
Pro-Lite, Inc. Wireless USB Users Manual revised
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Users Manual
060406 (DTR900-FC USB + DTR900-FC TTL)
Features:
l Wireless Data collection module with USB or TTL (level) interface.
l 433MHz RF frequency.
l Modulate Type: FSK.
l According to FCC 47CFR15.231e.The EUT shall be provided with a means for automatically
limiting operation so that the duration of each transmission shall not be greater than one
second and the silent period between transmission shall be at least 30 times the duration of the
transmission but in no case less than 10 seconds. The software build in module. Any customer
/ end-user can not make any modifications.
l Transmission range: <200 m. ( open area ).
l Baud rate:9600bps.
l DC Power: USB Power or 5VDC external Power.
l Size:
Main Unit : 45 x 70 x 22 mm
ANT Unit : Φ15 x 86mm
USB prolong wire:1.5m
TTL prolong wire:360mm
Caution:
Changes or modifications to this unit not expressly approved by the party responsible
for compliance could void the user authority to operate the equipment.
This device complies with Part 15 of the FCC Rules. Operation is subject to the
following conditions: (1) this device may not cause harmful interference, and (2) this
device must accept any interference received, including interference that may cause
undesired operation.
The users manual or instruction manual for an unintentional or unintentional radiator
shall caution the user that changes or modifications not expressly approved by the party
responsible for compliance could void the user’s authority to operate the equipment.
C1.USB interface
C2.TTL interface
Baud rate: 9600bps
Frequency: 433MHz
Wireless USB
B1.Signal LED(Green)
B2.Power
USB/TTL
Part A- ANTENNA
According to FCC Rules, Part 15.203, a unique antenna coupling is required.
The EUT has a built in antenna which is a short wire solder on the PCB, This antenna meets the
requirements of this section.
Part B- LED
B1: Signal Green LED B2: Power Red LED
Part C- INTERFACE
C1: USB prolong wire C2: TTL prolong wire
PIN DEFINE:
USB pin Name Function
1 VCC Usb Power
2 D+ USB D+
3 D- USB D-
4 GND GND
TTL pin Name Function
1 RXD Data Input to module
2 TXD Data Output from module
3 VCC +5VDC
4 GND GND
Application:
USB MODULE
This module Connect to computer with USB interface. The PC must be installed the USB
equipment’s driver, and the PC will increase a COM, the COM is dummy, and the module will
transmit or receive info.
USB/TTL
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