3RG7844cycle_control_en.pdf

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SIGUARD Lichtvorhang und Lichtgitter 3RG7844
Funktionspaket „Taktsteuerung“
SIGUARD Light Curtain and Light Grid 3RG7844
Function Package “Cycle Control”
Technische Anleitung
Instruction Manual
Bestell-Nr./Order No.: 3ZX1012-0RG78-8AN1
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Warning
SIGUARD Light Curtains and Light Grids 3RG7844 were designed to protect
operators working at or in the vicinity of dangerous machinery. They can only
fulfill their protective requirements if they are installed to a suitable machine. It
is therefore vital that you fully understand the information provided in this
manual and in all documents mentioned herein before any installation attempt.
For any question please refer to your local SIEMENS dealer.
Important
This manual must accompany the product throughout its working life. Those
persons responsible for the product must ensure that all persons involved in
the installation, commissioning, operation, maintenance and servicing on the
product have access to all the information supplied by the manufacturers of the
machine and its safety system.
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About this Instruction Manual
This instruction manual contains information on the proper use and effective applica-
tion of SIGUARD Light Curtains and Light Grids 3RG7844. It is included with delivery.
This instruction manual must be stored carefully. It must be available for the entire
operating time.
Notes regarding safety and warnings are marked by this symbol .
Notes regarding important pieces of information are marked by the symbol L .
Siemens AG is not liable for damages caused by improper use. Knowledge of
this manual is an element of proper use.
Warning
Dangerous electric voltage! Electric voltage can cause elec-
tric shock and burns. Before commencement of work you
therefore need to turn the system/device power off.
Important note
Safe device operation can only be guaranteed when certified components are used!
The products described herein were developed to take over safety-related functions as
part of a turn key system or machine. A complete safety-related system is usually
equipped with sensors, evaluation units, status controls and incorporates concepts for
safe switch-off procedures. It is the responsibility of the manufacturer of a system or a
machine to ensure its correct overall operation. Siemens AG, its local offices and
associated companies (hereafter referred to as "Siemens") cannot guarantee for all
features of a turn key system or a machine that was not designed by Siemens.
Neither does Siemens assume liability for recommendations given in or implied in the
following description. The following description shall not be construed as a new
guarantee, warranty or liability claim beyond the general terms and conditions of
Siemens.
Copyright Siemens AG 2003 All rights reserved
Reprints and reproduction of this document as well as communication and utilization of
its content is not permitted without express permission. Noncompliance will entail
compensation for damages. All rights reserved, in particular for the grant of patents or
design registrations.
Technical Assistance:
Tel.: +49 (0) 9131-7-43833 (8am – 5pm CET)
Fax: +49 (0) 9131-7-42899
E-mail: technical-assistance@siemens.com
Internet: www.siemens.de/lowvoltage/technical-assistance
Technical Support:
Tel.: +49 (0) 180 50 50 222
Subject to change without prior notice
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Contents
1
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
1.1
Certifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
1.2
Symbols and terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
2
Safety notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
2.1
Dangers where safety notes are not observed! . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
2.2
Operating conditions and proper use
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
2.3
Safety notes for the "Cycle Control" function package . . . . . . . . . . . . . . . . . . . . . . . . . 108
3
System design and application examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
3.1
The opto-electronic protective device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
3.2
Option of protective Akkalit screens for protection against welding sparks . . . . . . . . . . 110
3.3
Cascading option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
3.4
Application examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
3.4.1
Hydraulic press . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
3.4.2
Circular cycle table
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
4
Function package "Cycle Control" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
4.1
Parameterizable functions of the transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
4.1.1
Transmission channel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
4.2
Functions of the receiver, parameterizable with switches or SafetyLab . . . . . . . . . . . . 114
4.2.1
Transmission channel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
4.2.2
Contactor monitoring (EDM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
4.2.3
Guard-only mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
4.2.4
Single-break operation
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
4.2.5
Double-break operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
4.2.6
External selection of operating modes
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
4.2.7
Cycle Start Control (CSC)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
4.3
Functions of the receiver, parameterizable with SafetyLab . . . . . . . . . . . . . . . . . . . . . . 119
4.3.1
Time monitoring for cycle control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
4.3.2
Combination of cycle control and bypass function
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
4.3.3
MultiScan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
4.3.4
Additional functions to be set with SafetyLab . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
5
Display elements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
5.1
Status displays of the transmitter
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
5.2
Status displays of the receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
5.2.1
7-segment displays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
5.2.2
LED displays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
6
Installation
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
6.1
Minimum distances and component positions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
6.1.1
Safety distance with normal approach to the protective field
. . . . . . . . . . . . . . . . . . . . 126
6.1.2
Switching position at the end of the protective field . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
6.1.3
Minimum distance from reflective surfaces
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
6.2
Mounting notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
6.3
Mechanical mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
6.3.1
Standard mounting
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
6.3.2
Option: Mounting with swivelling brackets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
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7
Electrical connection
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
7.1
Receiver – Local Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
7.1.1
Local connection socket
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
7.2
Standard: Machine interface MG cable screw M20x1.5 . . . . . . . . . . . . . . . . . . . . . . . . 139
7.2.1
Transmitter interface MG cable screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
7.2.2
Receiver machine interface transistor output with MG cable screw . . . . . . . . . . . . . . . 140
7.3
Option: Machine interface transistor output with Hirschmann plug, M26 11-pin+FE . . . 143
7.3.1
Transmitter interface Hirschmann plug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
7.3.2
Receiver machine interface transistor output with Hirschmann plug . . . . . . . . . . . . . . . 144
7.4
Option: Machine interface MIN-series plug
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146
7.4.1
Transmitter interface MIN-series plug
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146
7.4.2
Receiver machine interface transistor output with MIN-series plug . . . . . . . . . . . . . . . . 147
7.5
Option: Machine interface relay output with Hirschmann plug, M26 11-pin+FE . . . . . . 149
7.5.1
Transmitter interface Hirschmann plug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
7.5.2
Receiver machine interface relay output with Hirschmann plug . . . . . . . . . . . . . . . . . . 149
7.6
Option: Machine interface AS-i Safety at Work
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
7.6.1
Transmitter interface AS-i . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
7.6.2
Receiver machine interface AS-i
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
7.6.3
Initial operation of SIGUARD/AS-i, interface for the AS-i master
. . . . . . . . . . . . . . . . . 155
7.6.4
Maintenance of SIGUARD/AS-i, interface for the AS-i master . . . . . . . . . . . . . . . . . . . 156
8
Parameterization
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
8.1
Factory settings
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
8.2
Transmitter parameterization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
8.3
Parameterization of the receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 160
8.3.1
S1 – Contactor monitoring (EDM)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
8.3.2
S2 – Transmission channel
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
8.3.3
S3 – Start/restart interlock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
8.3.4
S4/S5 – Operating mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
8.3.5
S6 – Cycle Start Control (CSC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
9
Setting the device into service
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
9.1
Switching on the device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
9.1.1
Display sequence with transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
9.1.2
Display sequence with receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164
9.2
Aligning transmitter and receiver
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
9.2.1
Aligning with the 7-segment display of the receiver
. . . . . . . . . . . . . . . . . . . . . . . . . . . 167
9.2.2
Optimizing the alignment by turning the transmitter and receiver
. . . . . . . . . . . . . . . . . 169
10
Testing
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
10.1
Testing before putting the equipment in service the first time
. . . . . . . . . . . . . . . . . . . . 170
10.2
Regular inspections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
10.3
Daily testing with the test rod . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
10.4
Cleaning the front screens . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
11
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
11.1 What should I do if an error occurs? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
11.2 Quick diagnostic using the 7-segment displays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
11.2.1 Transmitter diagnostics
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
11.2.2 Receiver diagnostics
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
11.3
AutoReset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
11.4
Maintaining the parameterization with receiver exchange . . . . . . . . . . . . . . . . . . . . . . . 176
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