Safety
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Safeguarding
Overview
For general description, refer to Safeguarding function
Safeguarding can be assigned to a motion direction thanks to the eXLhoist Configuration Software.
The undesired event of Safeguarding function is the no disabling of motion buttons.
Safeguarding limit switches contacts must be NC contacts.
The safe state of the Safeguarding function is to open safety relays.
Safeguarding input signal:
In order to justify of the safety category 2, an automatic diagnostic is realized on the Safeguarding
inputs thanks to the IN_COM output port. An external power supply of Safeguarding inputs cannot
be used.
Safeguarding is a passive stop function (function activated when an input signal is detected).
Function
Installation
IEC 60204-32
IEC 61508
IEC 62061
ISO 13849
STOP
category
SIL
SIL CL
Safety category PL
Safeguarding
NC
Category 2 on
the motion
direction
SIL1
SIL1 CL
Category 2 for
electronic parts
Category 1 for
electromechanic
al parts
PL c
Input signals limit switch
Units
Value
Logic 0 (Ulow)
V
< 1
Logic 1 (Uhigh)
V
> 2
Impedance
k
Ω
1.5
Debounce time
ms
1
Response time of safety function
ms
< 300
Summary of Contents for eXLhoist
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Page 34: ...Wireless Remote Control System 34 EIO0000001505 12 2014...
Page 52: ...52 EIO0000001505 12 2014...
Page 146: ...Using The Wireless Remote Control System 146 EIO0000001505 12 2014...
Page 200: ...eXLhoist Configuration Software 200 EIO0000001505 12 2014...
Page 213: ...EIO0000001505 12 2014 213 Harmony eXLhoist EIO0000001505 04 2014 Appendices...
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