User Responsibility; Personal Protective Equipment; Residual Risks - YASKAWA SGD7S-OSB01A Bedienungsanleitung

2.4

User responsibility

The safety module is designed for use in an industrial zone or industrial area. The user of the
safety module is thus subject to the legal work safety obligations.
In addition to the work safety instructions in this instruction manual, the safety, accident
prevention and environmental protection regulations applicable to the area of application of this
• The user must inform himself of the applicable work safety regulations and additionally
ascertain hazards arise through the special work conditions at the place of use of the safety
module in a risk analysis.
The user must implement these in the form of operation instruction for the total operation of
the machine/application in dependence of the accordant risk assessment.
• This instruction manual must be kept in the immediate vicinity of the safety module and be
accessible to persons working on and with the safety module at all times.
• The statements of the instruction manual are to be followed completely and absolutely!
• The safety module may only be operated in technically faultless condition and must be safe
for operation.
2.5

Personal protective equipment

Wearing the appropriate personal protective equipment when working is required in order to
minimize hazards to the health.
• Always wear the respective protective equipment required for the respective task when
working.
• Check with your local safety authority what personal protective equipment is required
according to local safety requirements.
• Observe signs on personal safety in the work area!
2.6

Residual risks

The following residual risks can be present even when the safety functions operate.
Therefore, safety must always be given consideration during risk assessment.
• If external forces (such as gravitational force with a vertical axis) are applied when the safety
functions of the safety module are operating, the motor will rotate due to the action of these
external forces. Provide a separate mechanical brake to secure the motor.
• If the SERVOPACK fails, e.g. due to the failure of two output transistors, a current can
application.
YASKAWA EUROPE TOMP YEUOS7S 01A – Sigma-7 Series Advanced Safety Module – Instruction Manual 9