July 14, 2013
INFODRAW MRS-400 User Manual v5.4.1
126
The MRS-400 unit has 4 GPIO Input Sensor ports. External peripheral devices (such as
alarms, motion/impact sensors etc.) can be connected to these Input ports and then set to
trigger a variety of actions once activated. The GPIO Input sensor ports are at
TTL Level
. The
Input Sensors can be set to either
“Active High”
or
“Active Low”
in the “Device Configurator
Application”. Follow these instructions to do so:
1)
Open the
“Device Configurator”
Application.
2)
Turn the MRS-400 unit off.
3)
Ensure the SIM card is
NOT
inserted into the unit.
4)
Connect the MRS-400 unit to the PC using the USB Cable. Then turn it on.
5)
Once connected to the PC, the unit’s parameters will load automatically on the
“Device Configurator”.
6)
Go to the
“GPIO”
menu of the Device Configurator.
7)
Select the Input Port Number.
8)
Enable either the
“Normally open”
or
“Normally Close”
option.
Settings:
Descriptions:
Normally Open
Active Low
Normally Close
Active High
