DResearch – User Manual TeleObserver MR3180
2011-02-03
27
2.4.12 “Ext. Devices“ Interface – IBIS, CAN and RS485
External Devices interface - Pinout
The (HD-SUB-25, male) socket marked Ext. Devices on the
recorder is an RS485 interface. This is shown as COM4* in the
setup configuration. This connection is used for the connection and
integration of an IBIS system or a rail media coupler. The interface
is also suitable for connecting an external GPS receiver.
A connection for a CAN bus ** is offered as an additional option.
To use this interface the plugset ext. device is required. This can
be obtained from your system integrator or from the manufacturer.
Pin
Name
Description
Pin
Name
Description
1
GND
Ground
14
WBSD
IBIS Call -Bus Signal
2
CAN_GND**
CAN Ground**
15
WBMS
IBIS-GND-Call-Bus
3
CAN_L**
CAN_L Bus Signal**
16
WBED
IBIS-Response-Bus Signal
4
CAN_H**
CAN_H Bus Signal**
17
WBME
IBIS-GND- Response -Bus
5
reserved
18
GND
Ground
6
GND
Ground
19
not used
7
GND
Ground
20
reserved
8
reserved
21
not used
9
reserved
22
reserved
10
reserved
23
not used
11
GND
Ground
24
GND
Ground
12
RS485A
RS485 Signal A
25
GND
Ground
13
RS485B
RS485 Signal B
*
IBIS = COM3, RS485 = COM4
** The hardware is prepared to support a CAN-Bus and can be offered.
Contact DResearch about this.
Pinout of interface Ext. Devices
…13
25
14
Pin 1 …