Installation Manual
15
130314 / F
The “Serial 5” socket is a 9-pin delta connector. It is located on
the rear panel of the HPR 400 Transceiver Unit, and is identified
with the label “SERIAL 5”.
The serial line is used for communication with the APC 10 C
computer. The serial line is an RS-422, but it is not equipped
with optical isolation.
The pins are allocated as follows:
1
422+ input
2
232 input
3
232 output
4
422- input
5
Ground
6
422- output
9
422+ output
Pins 7 and 8 are not used.
Serial 6
Not in use.
Not in use.
The “Serial 6” socket is a 9-pin delta connector. It is located on
the rear panel of the HPR 400 Transceiver Unit, and is identified
with the label “SERIAL 6”.
It is not used for operational purposes.
Parallel
Not in use.
Not in use.
The “Parallel” socket is a 25-pin delta connector. It is located on
the rear panel of the HPR 400 Transceiver Unit, and is identified
with the label “PARALLEL”.
It is not used for operational purposes.
