Ettore Cella Pressure Switches

Ettore Cella is now part of the Wika family, and at Coulton Instrumentation Ltd we are delighted to continue our 25 year association with the factory.

Relative
Differential
Absolute

Relative Pressure Switches

Pressure switches are ideal process devices in various industrial sectors.

The HIGH QUALITY guarantees HIGH levels of availability and they are ideal for Safety Instrumented Systems (IEC 61508) as well as for process control.
The instruments are PED and ATEX certified. GOST R certificate is available.
NACE, Off-shore, Tropical, Ammonia execution and special wetted materials are available.

MINI SERIES PXS PXA PMS

The MINI switches series are ideal for application where space is at a minimum, such as offshore oil rigs and process and energy applications.
A welded diaphragm is combined with a snap-action Belleville spring.

Enclosure IP66 - all stainless steel AISI 316
Protection mode Ex-ia, Ex-d
Contacts SPDT hermetically sealed
Repeatability better than 1%

COMPACT SERIES PCS PCA

The COMPACT series switches are ideal for installation in electrical cabinets as well as on rotating machines, due to its compact and square shape.
A diaphragm, combined with an antagonist spring assembly, is used to counteract vibration and offer high reliability.

Enclosure IP65 - aluminium or stainless steel
Protection mode Ex-ia, Ex-d
Contacts SPDT and DPDT
Repeatability better than 1%

MODULAR SERIES MW MA

These switches covers all industrial applications thanks to its wide pressure ranges.
A diaphragms is used to provide a perfect measurement value hence guaranteeing HIGH performances.

Enclosure IP65 - stainless steel or aluminium (Ex-d)
Protection mode Ex-ia, Ex-d
Contacts one SPDT - two independent SPDT - fixed or adjustable dead-band
Repeatability better than 1%

Typical Models include:

MAXXUN , MW-XX-US

BOURDON SERIES BWX BAX BA

It is ideal for operation in harsh environments and where the highest level of repeatability is essential.
A Bourdon tube is used to convert the pressure value onto electrical action.

Enclosure IP65 - stainless steel or aluminium (Ex-d)
Protection mode Ex-ia, Ex-d
Contacts one SPDT - two independent SPDT - fixed or adjustable dead-band
Repeatability better than 0,5%

Differential Pressure Switches

Differential pressure switches are ideal process devices in various Industrial sectors.
Unique and special design of the measuring cell for high static pressure & one-side pressure.
The HIGH QUALITY guaranteed HIGH levels of availability and they are ideal for safety instrumented systems (IEC 61508) as well as for process control.
The Instruments are PED and ATEX certified. GOST R certificate is also available.
NACE, Off-shore,Tropical,Ammonia,execution and special wetted materials are available.

COMPACT SERIES DC DE

It is ideal for installation in electrical cabinets as well as on rotating machines, due to its compact and square shape.

Enclosure IP 65 aluminium or stainless steel
Protection mode Ex-ia, Ex-d
Repeatability better than 1%
Contacts SPDT and DPDT
Static pressure & one side pressure up to 250 bar

DIFFERENTIAL SERIES DW DA

The DIFFERENTIAL series switches cover all the industrial application for differential pressure thanks to its wide pressure ranges.
Unique and special design of the measuring cell for high static pressure & one-side pressure.

Enclosure IP 65 stainless steel or aluminium (Ex-d)
Protection mode EEx-ia, EEx-d
Contacts 1 SPDT, 2 independent SPD - fixed or adjustable dead-band
Repeatability better than 1%
Static pressure & one side pressure up to 160 bar

Absolute Pressure Switches

Absolute pressure switches are ideal process devices in various industrial sectors.
The HIGH QUALITY guarantees HIGH levels of availability and they are ideal for Safety Instrumented Systems (IEC 61508) as well as for process control.
The instruments are ATEX certified.
NACE, Off-shore, Tropical, Ammonia execution and special wetted materials are available.

ABSOLUTE SERIES APW APA

The ABSOLUTE series switches cover all the industrial application thanks to its wide pressure ranges.
Unique and special design of the measuring cell guarantees high performances.

Enclosure IP 65 stainless steel or aluminium (Ex-d)
Protection mode Ex-ia, Ex-d
Contacts 1 SPDT, 2 independent SPD - fixed or adjustable dead-band
Repeatability better than 1%

The above information should only be used as a guide.

For further information please download our Data Sheet.