Safety Hints; Functional Safety - Safety Relevant Parameters - YASKAWA VIPA SLIO SDI Operating Manual

Safety digital i/o
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VIPA System SLIO
Electrical voltage
1.16

Safety hints

1.17

Functional safety - safety relevant parameters

General
Safety relevant parame-
ters
HB300 | SM-S | 02x-1SD10 | en | 20-02
In the such marked work space only qualified personnel may work. Unauthorized may not
touch the marked equipment.
DANGER!
Danger of life by electrical power!
Time for discharge > 1 Minute
Stored electrical charge
Therefore: Consider discharge time of capacitor and do not touch live parts before. Con-
sider appropriate instructions on the device. If you have connected additional capacitors
at DC, the discharge of the DC link can last longer. In this case you have to determine
respectively to measure the required waiting time whether the device is free of voltage.
The modules of the System SLIO represent the current state of the art and fulfill the valid
safety regulations and the appropriate harmonized, European standards (EN)
For the user additionally is valid the:
relevant rules for the prevention of accidents
n
n
EG directives or other country-specific regulations
n
generally accepted safety rules
n
general ESD regulations
Disturbances of any kind or other damage must be reported to a responsible person. Pro-
tective and safety equipment must not be circumvented or bypassed. Dismounted protec-
tive equipment must be mounted and functionally tested before a restart. The modules
are to be secured against misuse or accidental use. Original mounted signs, labels,
stickers are to be always considered and be held in a readable condition.
This chapter describes characteristics associated to functional safety. In according to IEC
61508 safety means that the residual error probability of the whole system below the
standard limits. In accordance to the whole system internal safety-relevant device errors
must be detected and be led to a safe condition.
The values here refer to the modules of this manual. Safety relevant characteristics may
always be found in the according manuals of the modules.
Functional safety - safety relevant parameters
General
17

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