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HR6S-AB Safety ModuleHR6S-S Safety Relay Module
• Monitors two-hand control devices (IIIA or IIIC) that are required to comply
with International Standard ISO 13851.
• IIIC can monitor two-hand pushbuttons for synchronization within 0.5
seconds.
• If one of the two buttons is released during operation, the control
sequence is canceled.
• Connects up to two input devices in parallel (except for two-hand control
devices (IIIC)). (Outputs are enabled when all inputs are enabled.)
Monitoring of Emergency
Stop circuits as per ISO
13850 and IEC 60204-1,
stop category 0
Monitoring of guards as
per ISO 14119/14120
with interlock switches
Overview of Application Functions
Safety-Related Outputs
Number of relay contacts, Normally Open, instantaneous 2
Maximum short circuit current IK 1 kA
Maximum continuous current, Normally Open relay contacts 6 A
Maximum total thermal current ∑I
THERM
12 A
Minimum current 10 mA
Utilization category as per UL 60947-5-1 B300 and R300
Utilization category as per IEC 60947-4-1 and IEC 60947-5-1
AC-1: 250 V
AC-15: 250 V
DC-1: 24 V
DC-13: 24 V
Maximum current, normally open relay contacts
AC-1: 5 A
AC-15: 3 A
DC-1: 5 A
DC-13: 3 A
External fusing 10 A, category gG
Monitoring of two-hand
control devices,
type III C
as per ISO 13851
Monitoring of proximity
switches
Monitoring of RFID
sensors
Monitoring of guards as
per ISO 14119/14120
with coded magnetic
switches
Monitoring of electro-
sensitive protective
equipment such as type
4 light curtains as per
IEC 61496-1
Additional Non-Safety-Related Outputs
Output voltage 24V DC
Maximum current 20 mA
Terminal Part No. Supply Voltage
Push-in terminal HR6S-S1C 24V AC/DC
Screw terminal HR6S-S1P 24V AC/DC
•
- One sealing strip (see page 28) is included with each product.
HR6S-S Package Quantity: 1
Monitoring of two hand control devices (IIIA or IIIC)
Data Functional Safety
Dened safe state
Safety-related outputs are de-
energized
Normally Open: open
Maximum Performance Level (PL), Category (as per ISO
13849-1:2015)
Normally Open: PLe, Category 4
Maximum Safety Integrity Level (SIL)
(as per IEC 61508-1:2010)
Normally Open: 3
Safety Integrity Level Claim Limit (SILCL)
(as per IEC 62061:2005+AMD1:
2012+AMD2:2015)
Normally Open: 3
Type (as per IEC 61508-2) B
Hardware Fault Tolerance (HFT)
(as per IEC 61508 and IEC 62061)
1
Stop Category for Emergency Stops
(as per ISO 13850 and IEC 60204-1)
0
Lifetime in years at an ambient temperature of 55 °C (131 °F)
20
Safe Failure Fraction (SFF)
(as per IEC 61508 and IEC 62061)
>99 %
Probability of Dangerous Failure per hour (PFH
D
) in 1/h
(as per IEC 61508 and ISO 13849-1)
1.13 × 10
-9
Mean Time To Dangerous Failure (MTTF
D
) in years
(as per ISO 13849-1)
2,000 (*1)
Average Diagnostic Coverage (DC
avg
)
(as per ISO 13849-1)
≥99 %
Maximum number of cycles over lifetime
DC-13
24V DC 1 A: 1200000
24V DC 3 A: 180000
AC-1 250V AC 4 A: 180000
AC-15
250V AC 1 A: 70000
250V AC 5 A: 39000
*1) According to ISO 13849-1 Annex K
Synchronization Times
The synchronization times for the synchronization of safety-related
inputs depend on the application function. (See page 18 to 19 Function
Mode Selector and Input Device Connection Example.)
For other specifications (common to all models), see page 27.
Output expansion
possible
• See website for details on
approvals and standards.
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TÜV NORD Systems
GmbH & Co.KG