SDC-TR01 Control Keyboard User Manual
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2.5 Functional number description
Number
Label
Physical interface
Description
①
RS-422
Control output
(Ta, Tb, Ra, Rb)
1.
To connect RS485 bus: (Ta) to connect RS485+, (Tb)
to connect RS485-; 2. to connect RS422 Bus: (Ta) to
connect RXD IN-, (Tb) to connect RXD IN+, (Ra) to
connect TXD IN-, (Rb) to connect TXD IN+
②
Ground
Control line to
ground (G)
Signal control line to ground.
③
PW
Power indicator
The light will always be red when keyboard is working.
④
TXD
Sending data
indicator
The light will flicker in green when sending data
⑤
RXD
Receiving data
indicator
The light will flicker in green when receiving data.
⑥
DC-12V
Power input
DC12V power input
3. Parameter Setting and Query
3.1 PTZ Setup
E.g., With address 28, steps for Pelco-P protocol and baud rate 9600 are as follows:
Press
【
SETUP
】
button for 3 seconds under normal working mode, it displays as follows:
Then press
【
ENTER
】
, there will be a 1sec beep sound when setting done.
Press
【
ESC
】
3 times to back to normal working mode.
Note:
Steps to set all devices to be with same protocol and baud rate are as follows:
Enter the setup page
and choose the corresponding protocol and baud
rate. All devices within 0-255 addresses will be set with the same protocol and baud rate.
Enter password(default is 8888)
Press
【
Enter
】
Press
【
2
】
【
8
】
Press
【
Enter
】
Move joystick downward to
choose the right protocol
Move joystick rightward to choose
the right baudrate
