3
1. GENERAL INFORMATION
WS/WM Ultraswitch™ enclosures provide local and remote position indication for
automated valves. They generally feature a visual black/yellow or red/green indicator for
intuitive local position determination. The WS/WM Ultraswitch™ is available with a number
of limit switch options for remote indication, in a variety of electrical applications. They may
also be used as a junction box for direct installation of solenoid valves.
2. SAFETY INSTRUCTION
Read the safety instructions in this manual carefully before using the product. If any
questions arise during installation, contact supplier/sales office before continuing further.
This equipment is suitable for use in Class
1, Division 1&2, groups ABCDFG or non-hazardous locations
only.
3. UNPACKING
Report transport damage to the carrier immediately. In case of discrepancies - contact your
nearest
FLOWSERVE location.
• Substitution of components may impair suitability
for Div. 2 locations.
• Inspect periodically for degradation. Replace parts if
degradation is found.
• Cleaning this housing by rubbing should be done in
a non-hazardous area.
• Potential electrostatic charging hazard, clean only
with a damp cloth – danger of propagating discharge.
• All grounding and bonding installation requirements
must be addressed.
• Pay attention to personal protection, (clothing,
glasses, gloves) when performing installation or
service.
• All installation, inspection, and maintenance of the
equipment should be performed by suitably trained
personnel. For more information refer to EN 60079-
14:1997, EN 60079-17, EN 60079-18, EN 60079-19.
• Do not disconnect equipment unless area is known
to be non-hazardous.
• To prevent ignition of flammable or combustible
atmospheres, disconnect power before servicing.
• Use only Flowserve original spare parts in order not
to invalidate certification.
WARNING
POTENTIAL ELECTROSTATIC HAZARD
DO NOT OPEN WHEN AN EXPLOSIVE ATMOSPHERE MAY BE PRESENT
CABLE ENTRANCES MAY REACH A TEMPERATURE OF MAX 83 ºC
SEE MANUAL FOR SAFE USE
CERTIFICATES, MANUAL AND CONTROL DRAWING CAN BE DOWNLOADED FROM
WWW.PMV.NU
FCD ACENIM0135-02 - 09/16
