D.4 Safe Disable Input Function - YASKAWA L1000A Technical Manual

D.4 Safe Disable Input Function

This section explains the Safe Disable function and how to use it in an elevator installation. Contact Yaskawa if more
information is required.
◆ Safety Standards
The TUV mark indicates compliance with safety standards.
Figure D.11
Standard Models (CIMR-LA)
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Table D.11 Safety Standards and Applicable Harmonized Standards for CIMR-LA
Safety Standards
Functional Safety
Safety of Machinery
Models in Compliance with IEC/EN 61508 SIL3 (CIMR-LF)
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Table D.12 Safety Standards and Applicable Harmonized Standards for CIMR-LF
Safety Standards
Functional Safety
Safety of Machinery
The Safe Disable function is in compliance with these standards.
◆ Specifications
The Safe Disable inputs provide a stop function in compliance with "Safe Torque Off" as defined in the IEC/EN
61800-5-2. Safe Disable inputs have been designed to meet the requirements of the ISO/EN 13849-1 and IEC/EN 61508.
A Safe Disable Status Monitor for error detection in the safety circuit is also provided.
Inputs / Outputs
Response Time from Input Open to Drive Output Stop
Response Time from Input Open of H1 and H2 Terminals to
EDM
Failure Probability
Performance Level
YASKAWA ELECTRIC SIEP C710616 38F YASKAWA AC Drive - L1000A Technical Manual
Figure D.11 TUV mark
EMC
EMC
Table D.13 Specifications for Safe Disable Function
• Inputs: 2
Safe Disable inputs H1, H2
Signal ON level: 18 to 28 Vdc
Signal OFF level: -4 to 4 Vdc
• Outputs: 1
Safe Disable Monitor output EDM (DM+, DM-)
CIMR-LA: less than 1 ms
CIMR-LF: less than 3 ms
CIMR-LA: less than 1 ms
CIMR-LF: less than 4 ms
CIMR-LA: PFD = 5.15E
Demand Rate Low
CIMR-LF: PFD = 8.14E
Demand Rate High or CIMR-LA: PFH = 1.2E
Continuous CIMR-LF: PFH = 1.96E
The Safe Disable inputs satisfy the following requirements (DC from EDM considered).
CIMR-LA: Performance Level (PL) d according to ISO/EN 13849-1
CIMR-LF: Performance Level (PL) e according to ISO/EN 13849-1
D.4 Safe Disable Input Function
Applicable Harmonized Standards
IEC/EN 61508 series (SIL2)
IEC/EN 61800-5-2 (SIL2)
ISO/EN ISO 13849-1/AC: 2009 (PL d (Cat.3))
EN 61800-3: 2004/A1: 2012
IEC 61800-3: 2004/A1: 2011
Applicable Harmonized Standards
IEC/EN 61508 series: 2010 (SIL3)
IEC/EN 62061: 2005 (SILCL3)
IEC/EN 61800-5-2: 2007 (SIL3)
ISO/EN ISO 13849-1/AC: 2009 (PL e (Cat.3))
IEC/EN 61326-3-1: 2008 (EMC-related)
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