Instruction manual
Page 111 / 189
Copyright © REA Elektronik
REA JET HR
pro
2K / 4K
V 3.5x_001 28.05.2015
4.2.4 USB connections (A4)
Figure 145: USB connection on the front side of the housing
(=A4)
4.2.4.1.1
Assignment of the USN connection (A4)
Pin HR
Name
Value
I/O
1
Supply voltage for the external
USB device
5V DC
2
Data +
3
Data -
PE
Mass
Mass
Table 16: Assignment of the USN connection
(=A4)
Figure 146: View of the integrated socket
4.2.5 Connection for a bulk system (A5)
Figure 147: Connection for a bulk system on the front side of the device (=A5)
REA JET HR
pro
has two USB connections to
connect USB mass storage devices.
With this connection a hub can be used to operate
several USB mass storage devices simultaneously.
REA JET HR
pro
supports the USB 2.0 standard.
The USB connection is located on the side of the
REA JET HR pro 2K/4K housing.
At this time REA JET HR
pro
does not support bulk systems
with connection to the REA JET
HR
pro
.
The connection is intended for
future systems.