Operating Em-486 - Novatek-electro EM-486 Operating Manual

2.3 OPERATING EM-486

2.3.1 General information
After power supply is provided to the unit, all indicators light up, except for «Ethernet» and «GSM», and
the unit performs the initialization. After this for 1 second the indicators, except for indicator of power, light
down, and the unit proceeds to start the interface of networks connection. At that the display shows general
information about the unit, as resulted in figure 5. The start up can take up to 10 seconds, depending on the
settings and quality of connection.
Figure 5 – Showing the general information about the unit on the display
Afterwards the unit proceeds with performing the user set program of inquiry for sensors and Modbus
devices.
ATTENTION! CONTINUOUSLY LIT UP OR BLINKING INDICATOR ALARM AFTER SWITCHING THE
UNIT, INDICATES THE UNIT FAILURE.
The unit provides and supports the connection to Ethernet/GSM networks.
When the indicator ETHERNET is lights up means that connection to a network is executed successfully.
The blinking indicator ETHERNET means data transmitting in the network.
If the indicator GSM is blinking one time every three seconds that means the connection to the GSM
network is successfully made. When the indicator GSM is blinking three times per a second that means data is
being transmitted via GPRS.
The display shows the loading of input/output interfaces and a level of GSM signal as shown in figure 6.
EM-486
~ 10 ~
Figure 4 – Sensors connection diagram
EM-486
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Software Version 11
NOVATEK-ELECTRO