Shenzhen Kingbird network technology CO.,LTD
KB2000 Data Converter(for Internet)
3
2.3 COM interface:
RS232 or RS485.
KB2000 have 10 pins
，
from left to right : PIN1-PIN10 they are defined as follow:
Pin No. Definition
Description
For User
1 VCC Power:
DC6~24V
2 GND Ground
3 UTXD
TXD
（
DTU COM/RS485: A
）
RS232,TTL:RXD; RS485:A
4 URXD
RXD
（
DTU COM/RS485: B
）
RS232,TTL:TXD; RS485:B
5
Output1
Output NO.1 of IO
6
Input1
Input No.1 of IO
7
UGND
Ground
(COM)
RS232,TTL,
RS485:Data
groud
8
Output2
Output No.1 of IO
9
Status
Online is high,offline is low
10
Input2
Input No.2 of IO
VCC
GND
UTXD1/A
URXD1/B
Output1
Input1
GND
Output2 status
Input2
