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ET-87P2/4/8 Series User Manual, version 1.0.1 Page: 17
Copyright © 2011 ICP DAS Co., Ltd. All Rights Reserved. E-mail: service@icpdas.com
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Connector
The connector provides an interface for supplying power to the unit, exchanging
data between the unit and PC or external device, and grounding the unit.
The pin assignments of the connector are as follows:
Pin
Signal
Description
1
PWR1
PWR1
2
P.GND
3
PWR2
PWR2
4
P.GND
5
N.C.
Unassigned
6
GND
RS-232
7
TxD
8
RxD
9
F.G.
Frame Ground
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2 LAN Ports
The ET-87P2/4/8 has two Ethernet ports. One port is used to interface with a
network, and other is used as a router to set up a daisy chain topology.