Installation Guide

Table Of Contents
ECN 7000 Series Hardware Guide 61
Category Rating
Local Networks (optional)
ISO/IEC 14908-2 Twisted Pair Communication
Ethernet
High-power 2.4/5GHz IEEE 802.11b/g/n access point and
neighborhood-area intercommunication network (supports
IEEE 802.11i and IEEE 802.11s (draft))
External Connection Specifications
Table 12 summarizes the external connection specifications for ECN 7650
devices.
Table 12. External Connection Specifications
Category Rating
AC Power Mains Input
The three-phase AC input power connection serves two
purposes:
(a) AC input power for the ECN is provided from the
Neutral and any phase.
(b) L
ONWORKS power line channel signaling using three-
phase, Line-to-Neutral coupling.
EIA-232 Serial Ports
EIA-232C serial port protocol operating up to 115.2 kbps
per second when used with a Hayes-compatible cellular
(CSD/CDMA/GPRS) or landline modem. Optionally, 9.6
kbps in direct serial connection (null-modem) mode.
All modes operate with 8 data bits, 1 stop bit and no
parity.
Configured as DTE (Data Terminal Equipment).
Optional Three-Phase Current
Transformer (CT) Inputs
LV or MV, 0.333 V standard, include external connectors
Optional Digital Inputs Include external connectors
Optional Temperature Input Includes external connector
Optional GPS Receiver Active antenna, 12 channel
Expansion Card Type A
Maximum card dimensions: 129 mm x 85 mm (5.1 in x 3.3
in).
The expansion slot includes card guides, USB data and
power interconnect with +1.8 VDC to +12 VDC variable
voltage input, up to 3 W maximum power dissipation.