
Installation and Operating instructions for
Control Panel CP77xx
Version: 1.6
Date: 2007-10-29

General Notes
Table of contents
1.
2.
3.
4.
5.
6.
General Notes 2
Notes on the documentation 2
Liability conditions 2
Description of safety symbols 2
Basic safety measures 3
Operator's obligation to exercise diligence 4
Operator requirements 4
UL-Certificate of Compilance 4
Product Description 5
Appropriate Use 5
Connections 5
Pin assignment 5
Connector description 6
Serial interface 6
Power supply 6
Network interfaces 6
Protective Earthing 6
Ethernet cable sets 6
RS 232-adapter cable 6
Installation Instructions 7
Transport and Unpacking 7
Transport 7
Unpacking 7
Assembly 8
Assembly dimensions 8
Connecting the Control Panel 9
Connecting cables 9
Protective Earthing 9
Operating Instructions 10
Functional description 10
Keyboard codes 10
Compact Flash memory card 12
Servicing and maintenance 13
Cleaning the Control Panel 13
Servicing 13
Replacing the fluorescent lamps in the display 13
Lamp sets 14
Emergency procedures 14
Shutting down 14
Disposal 14
Troubleshooting 15
Fault correction 15
Service and Support 16
Beckhoff's branch offices and representatives 16
Beckhoff headquarters 16
Beckhoff Support 16
Beckhoff Service 16
Appendix 17
Technical data 17
Approvals 17
FCC: Federal Communications Commission Radio Frequency Interference
Statement 17
FCC: Canadian Notice 17
CP77xx 1

General Notes
General Notes
Notes on the documentation
This description is only intended for the use of trained specialists in control
and automation engineering who are familiar with the applicable national
standards. It is essential that the following notes and explanations are
followed when installing and commissioning these components.
Liability conditions
The responsible staff must ensure that the application or use of the
products described satisfy all the requirements for safety, including all the
relevant laws, regulations, guidelines and standards.
The documentation has been prepared with care. The products described
are, however, constantly under development. For this reason, the
documentation may not always be have been fully checked for consistency
with the performance data, standards or other characteristics described.
None of the statements in this manual represent a guarantee for as set out
in § 443 of the German Civil Code or a statement about the assumed use
according to the contract as set out in § 434 para. 1 clause 1 no. 1 of the
German Civil Code. In the event that it contains technical or editorial errors,
we retain the right to make alterations at any time and without warning. No
claims for the modification of products that have already been supplied
may be made on the basis of the data, diagrams and descriptions in this
documentation.
© This documentation is protected by copyright. Any reproduction or third
party use of this publication, whether in whole or in part, without the written
permission of Beckhoff Automation GmbH, is forbidden.
Description of safety symbols
The following safety symbols are used in this operating manual. They are
intended to alert the reader to the associated safety instructions.
Danger
This symbol is intended to highlight risks for the life or health of personnel.
Warning
This symbol is intended to highlight risks for equipment, materials or the
environment.
i
Note
This symbol indicates information that contributes to better understanding.
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General Notes
Basic safety measures
Warning
Before opening the control panel housing, and whenever the control
panel is not being used for control purposes (such as during
functional checks after a repair), all parts of the equipment must first
be switched off, after which the control panel is to be disconnected
from the equipment.
Disconnect the device by unplugging the connectors on the Control Panel
side.
Items of equipment that have been switched off must be secured
against being switched on again.
Danger
Displays used for the control panel’s LC-display are operated with a
voltage of up to 1000 V, depending on type. For that reason:
The supply voltage must be disconnected before the housing of the
Control Panel is opened.
i
Note
Assembly work on the Control Panel during operation may damage the
panel:
• if metal objects such as screws or tools fall onto operating circuit
boards.
• if connecting cables internal to the control panel are removed or
inserted during operation
CP77xx 3

General Notes
Operator's obligation to exercise diligence
The operator must ensure that
• the Control Panel is only used for its intended purpose (see
Product Description section);
• the Control Panel is only operated in a sound condition and in
working order;
• the instruction manual is in good condition and complete, and
always available for reference at the place of installation of the
Control Panel;
• the Control Panel is operated, maintained and repaired only by
suitably qualified and authorized personnel.
• the personnel is instructed regularly about relevant occupational
safety and environmental protection aspects, and is familiar with
the operating manual and in particular the safety notes contained
herein.
• none of the safety and warning notes attached to the Control Panel
are removed, and all notes remain legible.
National regulations
depending on the machine
type
Depending on the type of machine and plant in which the Control Panel is
used, national regulations governing the controllers of such machines will
apply, and must be observed by the operator. These regulations cover,
amongst other things, the intervals between inspections of the controller.
The operator must initiate such inspections in good time.
Procedure in the event of a
fault
In the event of faults at the Control Panel, the list in the section
Troubleshooting can be used to determine the measures to be taken.
Operator requirements
Read the operating
instructions
Anyone who uses the Control Panel must have read these operating
instructions.
Software knowledge
Every user must be familiar with all the functions of the software installed
on the Control Panel to which he has access.
UL-Certificate of Compilance
We herewith confirm that the Control Panel CP77xx of Beckhoff
Automation GmbH meets the requirements of the Underwriters
Laboratories Inc.
®
(UL)-standard:
Certificate Number: 280607 – E220403
Report Reference: E220403, April 16th, 2007
Issue Date: 2007 June 28
Standards for Safety
The correspondance of the mentioned product with these requirements is
proved by the fact that this product meets with the following single
standards:
• UL 60950-1, 1st Edition, 2006-07-07 (Information Technology
Equipment – Safety - Part 1: General Requirements)
• CSA C22.2 No. 60950-1-03, 1st Edition, 2006-07 (Information
Technology Equipment - Safety - Part 1: General Requirements)
4 CP77xx