Moxa MXNVR-RO
Hardware Connection Description
3-6
Digital Input/Output
The MXNVR-RO-T comes with a 6-ch digital input and a 2-ch digital output through a terminal block connector.
The pin assignments and the wiring methods are shown below.
DI Wiring: Dry Contact
DI Wiring: Wet Contact
DO Wiring: Dry Contact
NOTE
If you are using wet contacts, you must connect source to power. In addition, both DI and DO can only be
wired as sink types
Connecting to a VGA Monitor
The MXNVR-RO-T comes with a D-Sub 15-pin female connector on the front panel to connect a VGA monitor.
To ensure that the monitor image remains clear, be sure to tighten the monitor cable after connecting it to the
MXNVR-RO-T. The location and the pin assignments of the video outputs are shown in the diagram below.
DB15 Female Connector
Pin No. Signal Definition
Pin No.
Signal Definition
1
Red
9
VCC
2
Green
10
GND
3
Blue
11
NC
4
NC
12
DDC2B Data
5
GND
13
HSYNC
6
GND
14
VSYNC
7
GND
15
DDC2B Clock
8
GND
