Eaton XV-112, Руководство по эксплуатации

Страница: 25 / 56

5 Installation
5.3 Interfaces
MICRO PANEL XV-112 11/2011 MN04802005Z-EN www.eaton.com
25
5.3.3 Power supply
The device is provided with an internal fuse and is protected against polarity reversal. The functional
earthing terminal is connected to both the housing and the 0 V terminal. The device power supply is
not
electrically isolated.
The device requires a 24 VDC power supply from an AC/DC converter with safe isolation (SELV). For
other power supply requirements see Chapter 9.5.1 Power supply,

53.

SELV (safety extra low voltage):
Circuit in which no dangerous voltage is present, even in the event of a single fault.
Wiring

Phoenix Contact MSTB 2.5/3-ST-5.08 connector, Phoenix order no. 1757022 is supplied with the
device.
Tab. 5 Assignment of connector

The following must be observed when the connector wiring is prepared:
Tab. 6 Preparing the wiring of the connector
Fig. 7 Power supply interface
Fig. 8 Phoenix Contact MSTB 2.5/3-ST-5.08 connector (view from the wiring side)
Connection Assignment
+24 VDC +24 VDC power supply

Functional earthing connected to housing.
Does not have to be connected.
This connection can be used as protective earthing connection if the
mounting environment requires this.
0 V 0 V power supply (connected to

)
Preparing the wiring of the connector
Terminal type Pluggable screw terminal
Cross-section

min. 0.75 mm
2
/ max. 2.5 mm
2
(lead or wire)

min. AWG18 / max. AWG12
Stripping length 7 mm
Max. tightening torque 0.6…0.8 Nm / 5…7 Lb. In.
0 V +24 VDC