6 Contact signal functions
6-2 Pin assignment of USB/Contact port
BW40T/BW55T/BW100T/BW120T
36
6-2 Pin assignment of USB/Contact port
●Pin assignment and signal name of contact port
IO
Signal name
Contact port
IO
It is not used as USB D+/contact signal.
1
IO
It is not used as USB D-/contact signal.
2
O
Backup Signal output (BU)*
3
-
COMMON (COM)
4
I
It is not used as USB-Vbus/contact signal.
5
I
Input of backup stop signal (BS)
6
O
Trouble Signal output (TR)*
7
O
Battery Replacement Signal output (WB)*
8
* Factory default setting By setting utility, it is possible to change the combination of
output signals and to allocate the battery LOW signal output (BL). Also, it is possible
to set the time until output stopped by backup stop signal (BS) . You can download the
setting utility for free from our homepage.
Note: Dealing with unused signal cables
To prevent the malfunction, take measures such as to cut or isolate stripped wires
(exposed conductive part) to prevent to contact.
