Setup & Operation 12. EMERGENCY
VT Rev.1
87
12.1 Safeguard Switch and Latch Release Switch
The EMERGENCY connector has input terminals for the Safeguard switch and the
Emergency Stop switch. Be sure to use these input terminals to keep the system safe.
Connector
Standard
EMERGENCY connector
(Manipulator side)
D-Sub 25 pin female
(cable side)
D-Sub 25 pin male (board side)
* The E-STOP BOX, EMERGENCY connector cable, terminal block, and
EMERGENCY connector kit are offered as options.
12.1.1 Safeguard Switch
WARNING
The interlock of the Safeguard must be functioning when the robot system is
operated. Do not operate the system under the condition that the switch cannot
be turned ON/OFF (e.g. The tape is put around the switch.). Operating the
robot system when the switch is not functioning properly is extremely hazardous
and may cause serious safety problems as the Safeguard input cannot fulfill its
intended function.
In order to maintain a safe working zone, a safeguard must be erected around the
Manipulator. The safeguard must have an interlock switch at the entrance to the working
zone. The Safeguard that is described in this manual is one of the safeguards and an
interlock of the Safeguard is called a Safeguard switch. Connect the Safeguard switch to
the Safeguard input terminal on the EMERGENCY connector.
The Safeguard switch has safety features such as temporary hold-up of the program or the
operation-prohibited status that are activated whenever the Safeguard is opened.
Observe the following in designing the Safeguard switch and the Safeguard.
- For the Safeguard switch, select a switch that opens as the Safeguard opens, and not by
the spring of the switch itself.
- The signal from the Safeguard (Safeguard input) is designed to input to two redundant
signals. If the signals at the two inputs differ by two seconds or more, the system
recognizes it to be a critical error. Therefore, make sure that the Safeguard switch has
two separate redundant circuits and that each connects to the specified pins at the
EMERGENCY connector on the Controller.
- Make sure to design the safeguard to prevent the door from closing accidentally.
12.1.2 Latch Release Switch
The controller software latches these conditions:
- The safeguard is open.
- The operation mode is set to “TEACH”.
The EMERGENCY connector has an input terminal for a latch release switch that
cancels the latched conditions.
Open
: The latch release switch latches conditions that the safeguard is open or the
operation mode is “TEACH”.
Closed : The latch release switch releases the latched conditions.
Содержание VT Series
Страница 1: ...6 Axis Robots VT series MANIPULATOR MANUAL Rev 1 EM18YR3817F ...
Страница 2: ...MANIPULATOR MANUAL VT series Rev 1 ...
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Страница 16: ...TABLE OF CONTENTS xiv VT Rev 1 ...
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Страница 31: ...Setup Operation 2 Specifications VT Rev 1 15 2 4 Outer Dimensions ...
Страница 32: ...Setup Operation 2 Specifications 16 VT Rev 1 Unit mm ...
Страница 33: ...Setup Operation 2 Specifications VT Rev 1 17 2 5 Standard Motion Range Unit mm ...
Страница 129: ...Maintenance This volume contains maintenance procedures with safety precautions for VT series Manipulators ...
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Страница 138: ...Maintenance 3 Manipulator Structure 122 VT Rev 1 3 Manipulator Structure ...