Installation Instructions Instruction Manual

ManualsBrandsRockwell Automation ManualsEquipment1784-PCM2/B CABLE

Publication 1784-5.22 – January 1997

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About This Document

Use this document to install the 1784-PCM2/B cable. This cable

connects the 1784-PCMK/B card to a PLC-2



processor.

Verify Package Contents

Make sure that you have these items before you discard any

packing material.

Loopback Connector1784-PCM2/B Cable

Two Wedges

19866-M

any item is missing or incorrect, contact

your local Allen-Bradley of

fice.

Installation Instruction

Summary of content (8 pages)

PAGE 1
Installation Instructions About This Document Use this document to install the 1784-PCM2/B cable. This cable connects the 1784-PCMK/B card to a PLC-2 processor. Verify Package Contents Make sure that you have these items before you discard any packing material. 1784-PCM2/B Cable Loopback Connector Two Wedges If any item is missing or incorrect, contact your local Allen-Bradley office. 19866-M Publication 1784-5.
PAGE 2
1784-PCM2/B Cable Attach the Wedges ! ATTENTION: You must attach the wedge that is provided with your cable to the computer. This wedge provides strain relief for the cable and secures the cable to the computer so the cable is not accidently disconnected. If you do not use the wedge and the cable disconnects, it can damage the connector on the cable and PCMK card. 1. Slide the wedge into the slot on the bottom of the cable’s electronics pod as shown below. electronics pod 19875 2.
PAGE 3
1784-PCM2/B Cable 3 3. Separate the wedge from the electronics pod. 4. Remove the paper backing from the wedge. 19950 ! ATTENTION: The adhesive on the wedge is very strong. Once you remove the protective paper and attach the wedge to the computer, you cannot remove the wedge. Be sure you are confident about the position of the wedge before you secure it. 5. Place the wedge on the computer where you marked the location. 19873 Publication 1784-5.
PAGE 4
1784-PCM2/B Cable Connect the Cable Important: When installing your 1784-PCM2/B cable, make sure you: • securely attach the cable connector to the 1784-PCMK/B card (check this connection if you are experiencing communication problems) • use the wedges to support the weight of the pod • do not bump the cable or connected hardware and inadvertently disconnect the cable Important: To run a loopback diagnostic test, you connect the 1784-PCM2/B cable to the PCMK card and connect the loopback connector to
PAGE 5
1784-PCM2/B Cable 5 3. Attach the cable to the processor. 1784-PCM2/B PLC-2 or Mini-PLC-2t family programmable controller ground wire 19877-I 1771-KE 1771-KF 1771-KG 1771-KGM 1771-KA2 1785-KA3 1771- CN, - CO or - CR to RS-232, DH, DH+t link 1784-PCM2/B ground wire PLC-2 or Mini-PLC-2 family programmable controller 20227 For grounding information, see the Industrial Automation Wiring and Grounding Guidelines, publication 1770-4.1. 4.
PAGE 6
1784-PCM2/B Cable Removing the Cable If you need to remove the cable: 1. Verify all communication software has been stopped. 2. Remove the cable by gently pinching the side bars and pulling the connector toward you. 20724–M Publication 1784-5.
PAGE 7
1784-PCM2/B Cable 7 Support Services At Allen-Bradley, customer service means experienced representatives at Customer Support Centers in key cities throughout the world for sales, service, and support.
PAGE 8
1784-PCM2/B Cable PLC-2 is a registered trademark of Allen-Bradley Company, Inc. Worldwide representation.