Connecting the TruVision NVR 40
TruVision NVR 40 User Manual
15
Interface module connectors
The peripheral equipment can be connected either by using the front motherboard
connector or the interface I/O or serial port modules.
As far as the interface modules are concerned, pins are numbered from left to right
when facing the interface module.
Figure 8: The Interface module connector and pin position
The detailed specifications for the module’s pins are shown in Table 1.
Table 1: Module pin description
I/O 485IO-UM-1
Signal
Pin
VCC5V 14
N/C 13
GND 12
RXD1 +
11
RXD1 -
10
TXD1 +
9
TXD1 -
8
GND 7
GPI2I 6
GPI22 5
GPI23 4
GPI24 3
GPO21 2
GPO22 1
Note:
For GE-NAV, only the four alarm inputs are configurable. While for VSC and
VisioWave, four alarm inputs, two outputs, and one RS-422/RS-485 are configurable.