Skov DOL 434 LPV, Техническое руководство

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DOL 434 LPV
Technical Manual 61
8 Troubleshooting instructions
• Is there 230 V current on terminals A1+ A2 (if not, check installation fuses and fault current relay)
• Is the change-over switch of the fan speed controller MAN/AUT set on AUT?
• Is the controller set to automatic control?
• Are the temperature sensors OK?
• Is the motor relay/switch of the fan OK?
• Is the source of heating and its supply OK?
• Is the winch motor and its change-over switches OK?
• Is the electrical connection of the winch motors correct? See the circuit diagrams; please pay extra attention
to the supply voltage via the relays.
• Is the potentiometer of the winch motor adjusted?
• Is the controller installed correctly?
8.1 Troubleshooting shared equipment
• Check the IP setup of the controllers. See the section Network settings [
}
37] .
• Check the link status of the router, if a router is part of the network. See the router’s own documentation.
• Mount an ethernet cable between a pc and the second ethernet port on the controller.
– Check the IP setup of the pc. The IP address must be within the address range of the controller and
must not already be used in the network.
– Check the connection to the controller by means of pinging:
1. Open a command prompt to test the connection to the de-
vices by pinging.
2.
Enter: ping –n 60 –l 1500 <IP_Addr>
3.
1. Inside <IP_Addr> enter the IP address of the controller you want to check.
Quality Response time Packet drop
Good network < 20 ms < 1 %
Average network < 100 ms < 5 %
Poor network > 100 ms > 5 %