JUMO LOGOSCREEN nt Installation Instructions Manual page 26

4 Electrical connection
26
Terminal assignment
RS485
9-pin SUB-D socket connector
(switchable to RS232)
3 TxD+/RxD+
Transmit/receive data +
5 GND ground
8 TxD-/RxD-
Transmit/receive data -
USB device interface
for connecting a PC
The recorder without stainless
steel front also has a USB
device interface on the front
panel, connected in parallel.
The two interfaces cannot both
be operated at the same time.
Connector
Connector 7
7. 7.
6.
5.
15.
Connector 15
7.
6.
5.
15. 15.
Diagram
5 2 1
4 3
9 8 7 6