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6 Hardware Specifications of E3NW-ECT
E3NW-ECT EtherCAT Digital Sensor Communication Unit Operation Manual (E429)
6-3 Hardware Specifications
6
6-3-3 Communications Connectors
The Connectors are used to connect the communications cables.
The specifications are shown below.
• Electrical characteristics: Conforms to the IEEE 802.3u standard.
• Connector structure: RJ45 8-pin modular connector (conforms to ISO 8877)
• Terminal arrangement
The Connector is used to connect the unit power supply (24 VDC).
• Connector type: Spring connection connector with fixing screw (2-pin)
• Supported pin terminal diameter: 0.25 mm
2
to 0.5 mm
2
/AWG24 to AWG20
(Pin terminal with isolation sleeve used)
For types of recommended pin terminals, refer to "4-3-3 Connecting the Unit Power Supply" on page
4-9.
6-3-3 Communications Connectors
Pin No. Signal name Abbreviation
1 Send data + TD +
2 Send data − TD −
3 Receive data + RD +
4 Not used −
5 Not used −
6 Receive data − RD −
7 Not used −
8 Not used −
Hood Frame ground FG
6-3-4 Unit Power Supply Connector
−Vterminal
+Vterminal
Name
Specification
+V
−V
24 VDC
0 VDC
Fixing
Screw
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