Belden Hirschmann RED25 Series, User Manual

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20
Installation RED25
Release 01 02/2015
The socket housing is electrically connected to the front panel of the device.
The V.24 interface is electrically insulated from the working voltage.
Figure 1: Pin assignment of the V.24 interface and the DB9 connector
Note: You find the order number for the terminal cable, which is available as
accessory, under “Accessories” on page 37 .
1.7.2 USB interface
This interface offers you the ability to connect the storage medium AutoCon-
figuration AdapterACA21-USB/ACA22-USB. This storage medium is used
for saving/loading the configuration and diagnostic functions, and for loading
the software.
The USB interface has the following properties:
 Supports the USB master mode

Supports USB 1.1 (data rate max. 12 MBit/s)

Connectors: type A
 Supplies current of max. 500 mA
 Voltage not potential-separated
Figure Pin Operation
1 VCC (VBus)
2 − Data
3 + Data
4 Ground (GND)
Table 9: Pin assignment of the USB interface
1
1
8
5
6
2
3
5
1
2
3
4
5
6
CTS
n.c.
TX
GND
RX
RTS
RJ11 DB9 RJ11 DB9
1 2 4 3