Pilgrim Pressure Switches B-SERIES - Manual (Page 2)

2
High proof pressure.
Deadband limits for each switch.
Neoprene gasket for sealing
enclosure.
3 ⁄
4
NPT electrical connection for
easy wiring.
Accessible adjustment for convenient
switch setting, includes vibration-
resistant feature.
Epoxy-coated aluminum enclosure for
corrosion resistance. Meets NEMA 3,
4, 4X, 13 and IP66 requirements.
Type 400 Enclosure
UL and CSA listed instrument
quality snap-action switch for reliable
operation. Ratings up to 10A dc or
20A ac. Hermetically sealed switch
also available.
B-SERIES
PRODUCT
INFORMATlON The Dresser Control Instrument
Operation supplies highly reliable
Ashcroft
® switches and controls for
industrial and process applications. We
begin with rock-solid designs, matching
the most appropriate technology with the
safety and reliability requirements of the
applications. The materials of construc-
tion are specified to Dresser’s exacting
standards, and product is built to last in
the toughest applications. Our modern,
responsive manufacturing facility in
Connecticut is supported by an exten-
sive network of stocking distributors and
factory sales offices located in virtually
every part of the world. Special applica-
tion assistance is always just a tele-
phone call away.
The Ashcroft B-Series switch line is
designed to satisfy most switch require-
ments. Materials of construction have
been selected for long life. A wide variety
of precision switch elements are avail-
able to meet every application require-
ment, including hermetically sealed con-
tacts for added reliability and safety. The
actuators we use have been proven in
more than 20 years of service in the
world’s plants and mills. Special designs
are available for fire safety, NACE, limit
control and other more stringent require-
ments. Simplicity and ease of use are
stressed to improve reliability of the
installation.
B-Series switches have proven reliable in
such harsh environments as:
• Offshore oil rigs
• Chemical and petrochemical plants
• Pulp and paper mills
• Steel mills
• Power plants
• Water and sewage-treatment plants
• Other corrosive environments
Standard pressure connection materials:
Pressure psi ranges – 316 SS
Differential psid ranges – Nickel-plated brass
Pressure and differential I.W. ranges –
Epoxy-coated carbon steel