Connections – Westermo MR-200 User Manual
Page 11
11
6615-2202
SIM Card Sockets
The two sockets at the right side of the front panel are for the GSM SIM card(s)
that you will receive from your service providers. Details of how to insert these
correctly are given in section 2 below.
Antenna interface
Connections
Ethernet interface
Not used
RS-232 interface**
USB Host Connectors*
LED Indicators
(for details
see next page)
*
The USB host connectors may be used to con-
nect compatible USB 2.0 client devices such as
memory sticks, serial adapters, etc. Note that the
total current available to power USB devices is
collectively 0.5A (i.e. for both ports).
**
RS-232 D-sub
25-position
Direction
Description
No. 2
In
Transmit Data (TD)
No. 3
Out
Receive Data (RD)
No. 4
In
Request To Send (RTS )
No. 5
Out
Clear To Send (CTS)
No. 6
Out
Data Set Ready (DSR)
No. 7
–
Signal ground (SG)
No. 8
Out
Data Carrier Detect (DCD) )
No. 15
In
Transmitter Clock (TxC)
No. 17
Out
Receiver Clock (RxC)
No. 20
In
Data Terminal Ready (DTR)
No. 24
In
External Transmitter Clock (ETC)
Power interface cord
Cable
Description
Black
– VDC
Red
+ VDC