samosn薩姆森4746型電氣或氣動限位開關(guān)
General safety instructions
For your own safety, follow these instructions concerning the mounting, start-up and opera-tion of the device:
- The device is to be mounted, started up or operated only by trained and experienced
personnel familiar with the product.
According to these mounting and operating instructions, trained personnel refers to indi-viduals who are able to judge the work they are assigned to and recognize possible dan-gers due to their specialized training, their knowledge and experience as well as theirknowledge of the applicable standards.
- Explosion-protected versions of this device are to be operated only by personnel who has
undergone special training or instructions or who is authorized to work on explosion-pro-tected devices in hazardous areas. See section 6.
- Any hazards that could be caused in the valve by the process medium and the operating
pressure or by moving parts are to be prevented by taking appropriate precautions.If inadmissible motions or forces are produced in the pneumatic actuator as a result ofthe supply pressure level, it must be restricted using a suitable supply pressure reducingstation.
To avoid damage to any equipment, the following also applies:- Proper shipping and storage are assumed.
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