http://www.quatech.com/...BLT-300manual.pdf
We hope you like our service. Recommend it to your friends.
Table of contents
View All 
• Product Views
• DC-In Power Outlet
• Antenna Connector
• Serial I/O Port of RS232&RS422/485
• Terminator
• Set Button
• LED Indicators
• Tool Installation
• BT RS232 Config Tool Parameters Configuration
• Apply Connect
• Apply Write
• Apply Read
• DC Power outlet
• RS-232 Wiring Diagram
• RS-422/485 Pin Assignment
• RS-422 Wiring Diagram
• RS-485 Wiring Diagram
View All