Technical data

Troubleshooting

SINAUT MD720-3

C79000-G8900-C210

• that the internet address of your server (IP address or hostname) is correctly

entered in your PLC program module (IP_ADDRESS_CS Parameter),

• that the DynDNS server is frequently updated, if you are using a DynDNS

Service to get a fixed address for your SINAUT MICRO SC.

SINAUT MICRO SC and SPS do not connect

The Status indication

of the SINAUT MICRO SC shows, that the connection

between SINAUT MICRO SC and SINAUT MD720-3 is established, but that the

PLC is not reachable.

Please check, if the value for Station number corresponds to the values being

entered into the PLC program module.

Please check, if the PPI cable is configured as shown in the System manual.

Data loss between SINAUT MICRO SC and PLC

A loss of data between SINAUT MICRO SC and PLC may occur, because the used

PPI cable is only capable of half-duplex connections.

Please make sure that you wait at least 5 to 10 seconds between two requests

from SINAUT MICRO SC to the PLC.

The LED “S” blinks fast (4 times per second)

If the SIM card is inserted correctly and the SIM card is not PUK-blocked, the LED

“S” blinks fast and indicates a SIM Problem. Please check and eventually reset the

SIMSTATE, refer to System manual SINAUT MD720-3, chapter PIN in OPC-Mode.