KTD-405/405A User Manual
Appendix D. Old I/O Box Connections
1036547C / December 2003
53
C
ONNECTING
M
ULTIPLE
K
EYPADS TO THE
O
LD
I/O B
OX
Shield (float)
12 VDC in (no polarity)
RS422 input (if used)
12 VDC in (no polarity)
To/from KTD-405
RS422 output (to CyberDomes)
To/from KTD-405
To additional keypads or
multiplexer/DVMRe
(ground at mux/DVMRe)
Figure D3. Multiple KTD-405 connections
Shield
(float)
RJ45 to/from KTD-405A
12 VDC in (no polarity)
12 VDC in (no polarity)
RS422 output (to CyberDomes)
RJ11 to/from KTD-405A
RJ45 to/from KTD-405
RS422 input
(from alarm chassis)
To additional keypads or
multiplexer/DVMRe
(ground at mux/DVMRe)
Audio Connections:
Audio A
Float shield in field
Audio B
Figure D4. KTD-405 to KTD-405A connections
Audio
Connections
Содержание KTD-405
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