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Document No: LT0499
RDU Mk2 Installation & Programming Manual
System Specifications
Issue 1.02
8 April 2015
Page 3-9
3.4.2.2
CONTROLLER/DISPLAY INPUTS
Spare DC Input/Output
24Vdc nom
4 Way demountable screw terminal, J5
Spare Input
RDU MCP 10k EOL
3.5
OUTPUT SPECIFICATIONS
3.5.1
MAF & NON-MAF RDU
Controller/Display Outputs
Serial I/O
Printer/Programmer Port
Form
Pseudo RS232, Rx, Tx, 0V signals only
Transient Protection
Allows external wiring
Transmission Rate
9600 Baud
Protocol
ASCII Xon, Xoff
Termination
4 Way .156" male molex (J1), DB9 Male DTE (J27)
Use LM0041 (J1) or LM0076 (J27) to connect to PC 9 pin
serial port.
Serial Port 0
10 Way FRC header, J2
UART signals
RXD, TXD, RTS-, CTS-, DCD-
5V levels
0V, +5V, (+12V)
16 LED Display Bd
16 Zone LED Mimic Outputs
The most common use for the open collector outputs will be to switch LEDs on "mimic"
displays. The mimic outputs can also be used to drive the 16 way Relay Bd PA0470.
Output Type
:
16 * Open Collector driven off alarm LED
Output Rating
:
200mA max current sink capability @ 30V