ABB NE802, User Manual

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3BSE083678 10
Section 2 Interface Specifications
Section 2 Interface Specifications
Power
Operating voltage Rated: 12 to 48 VDC
Operating: 9.6 to 57.6 VDC
Rated current 12 – 48 VDC; 260 – 65 mA
Rated frequency DC
Inrush current, I
2
t 22.7·10-
3
A
2
s @ 48 VDC
Startup current* 2 x Rated current
Polarity Reverse polarity protected
Redundant power input Yes
Isolation to All other
Connection Detachable screw terminal
Connector size 0.2 – 2.5 mm
2
(AWG 24 – 12)
Shielded cable Not required
* External supply current capability for proper start-up.
Ethernet TX
Electrical specification IEEE std 802.3. 2005 Edition
Data rate 10 Mbit/s, 100 Mbit/s, 1000 Mbit/s manual or auto
Duplex Full or half, manual or auto
Circuit type TNV-1
Transmission range Up to 150 m with CAT5e cable or better*
Isolation to All other
Connection RJ-45, auto MDI/MDI-X
Shielded cable Not required, except when installed in Railway applications as
signalling and telecommunications apparatus and located close
to rails.**
Conductive housing Yes
Number of ports 4
* Refer to “ Safety ” section.
** To minimise the risk of interference, a shielded cable is recommended when the cable is located inside 3 m boundary or
the cable is longer than 30 m and inside 10 m boundary to the rails and connected to this port.