Connecting
Connecting the device to Ethernet
26
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6
Connecting
NOTICE
Intrusion of liquids or foreign bodies through leaking connections
Loss of protection class IP65/IP67/IP69K, device damage possible
Tighten M8 Ethernet connectors with a tightening torque of 0.4 Nm.
Tighten the remaining connectors (M8 and M12) with a tightening torque of 0.6
Nm.
Only use accessories that guarantee the protection class.
Always seal unused connectors with suitable screw caps or blind caps.
6.1
Connecting the device in Zone 2 and Zone 22
DANGER
Explosive atmosphere
Risk of explosion through spark ignition
When used in Zone 2 and Zone 22:
Only disconnect and connect circuits when no voltage is applied.
Use all connectors or seal them with blind plugs.
Observe requirements for Ex approval.
6.2
Connecting the device to Ethernet
The connection to Ethernet is done via an auto-crossing switch with two 4-pin M8 Ethernet
connectors.
NOTICE
Interchanging of Ethernet- and power cables
Destruction of module electronic
Observe using the correct M8-connectors when connecting Ethernet and power
cables:
- Ethernet: P1 and P2,
- supply voltage: X1and X2
Fig. 26: M8 Ethernet connector
Connect the device to Ethernet according to the pin assignment.
1 = TX +
2 = RX +
3 = RX –
4 = TX –
1 = RX +
2 = TX +
3 = TX –
4 = RX –
v
P1
P2
4
2
3
1
v
4
2
3
1
Fig. 27: Ethernet connectors – pin assignment P1 and P2