Cirrus SP101013.111 – 10 October 2012
MKS Instruments UK Ltd., Spectra Products
Additional Installation Maintenance and Operating Instructions
In order to comply with European regulations, the following procedures must be followed:
A) INSTALLATION
1. The installation procedures given in the operating and technical manuals must be followed in
addition to these instructions.
2. The mains power cable must conform to local regulations and must have a protective earth (PE)
conductor securely connected to the power plug protective earth contact.
3. Only cables supplied with the equipment may be used for interconnections. If extension cables are
required, they must be supplied by MKS Instruments Ltd.
4. Cables attached to the analog and digital IO ports must have a maximum length of 3 meters.
The Ethernet cable has a maximum length of 30 meters before a network hub or switch is required.
If greater lengths are required, MKS Instruments Ltd. must be contacted for technical guidance on
possible EMC and safety issues.
B) OPERATION
1. The equipment is not authorised for use as a critical component in a life support or safety critical
system without the express written approval of MKS Instruments Ltd.
2. All instructions given in the operating manual must be followed.
3. Adjustments are strictly limited to those accessible from the control panel and computer keyboard
and only when running software supplied by MKS Instruments Ltd.
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