Connecting and supplying power, 1 connecting and supplying power, Table 5 kp-10 rs-422 pinout – Comtech EF Data KP-10 User Manual
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KP-10 External Keypad
Revision 1
Operation
MN/KP10.IOM
7
Table 5 KP-10 RS-422 Pinout
Pin Number
Function
I/0
1 -RX
INPUT
2 +RX
INPUT
3 +TX OUTPUT
6 -TX OUTPUT
5 GND
POWER
RETURN
9 +V POWER
Cable diagrams for the various interface cables can be found in Appendix C.
2.2 C
ONNECTING AND
S
UPPLYING
P
OWER
Note: The KP-10 is not weather resistant. Please treat the terminal with the same care afforded
a laptop computer.
Connecting the KP-10 is a matter of plugging the interface cable into both the KP-10 and
the unit being controlled.
Power for the KP-10 is supplied from the RF terminal or redundant unit
The connection is a 9-pin female D connector located on the top of the KP-10.
To connect the KP-10 and supply power:
1
Plug the 9-pin connector into the receptacle on the top of the KP-10 (Figure 2).
2
Plug the 26-pin connector into the remote receptacle on the RFT (Figure 3), or into the J16
Monitor and Control receptacle on the RSU (Figure 4).