Rockwell Automation 842E EtherNet/IP Multi-Turn Encoders - Manual (Page 4)

842E-IN001A-EN-P
10000169360 Ver 02 — July 2012
Copyright 2012 Rockwell Automation, Inc. All rights reserved. Printed in USA.
Power, Control and Information Solutions Headquarters
Americas: Rockwell Automation, 1201 South Second Street, Milwaukee, WI 53204-2496 USA, Tel: (1) 414.382.2000, Fax: (1) 414.382.4444
Europe/Middle East/Africa: Rockwell Automation NV, Pegasus Park, De Kleetlaan 12a, 1831 Diegem, Belgium, Tel: (32) 2 663 0600, Fax: (32) 2 663 0640
Asia Pacific: Rockwell Automation, Level 14, Core F, Cyberport 3, 100 Cyberport Road, Hong Kong, Tel: (852) 2887 4788, Fax: (852) 2508 1846
www.rockwel lautomation.com
Power Supply Pinout
Applying power to pins 2 and 4 will damage the encoder.
Pin Signal Name Color Code Pair Assignment
1 Vs Brown
Supply voltage
10…32V DC
2 — White Do not use 
3 GND Blue 0V DC (ground)
4 — Black Do not use 
4
3
1
2
Do not use
ATTENTION
Pinout & Color Code
EtherNet/IP Pinout
LED Status
Pin Signal Name Color Code Pair Assignment
1 TXD+ White Orange
Pair 1
3 TXD- Orange
2 RXD+ White Green
Pair 2
4 RXD- Green
Module Status LED Short Description Encoder Status LED Short Description
OFF No power OFF No power
Green Device operational Green flashing Wrong parameter
Green flashing Standby Green Device operational
Red flashing Minor fault Red flashing Minor fault
Red Major fault Red Major fault
Green/red flashing Self-test Green/red flashing Self-test
Network Status LED Short Description Link 1 Status LED Short Description
OFF No power/IP address OFF No link/power off
Green flashing No connected Green solid LINK
Green Connected Amber solid Port disabled
Red flashing Minor fault Green flashing Port activity
Red Major fault Amber flashing Collision
Green/red flashing Self-test
Link 2 Status LED Short Description
OFF No link/power off
Green solid LINK
Amber solid Port disabled
Green flashing Port activity
Amber flashing Collision
3
2 1
4
Do not use (1)
ATTENTION
NET
MOD
LINK 1
LINK 2
XS
x1
x10
x100