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Pressure & Temperature Transmitters & Switches

Delta Controls Ltd

Instrumentation specialist Delta Controls celebrates 65 years of supporting the process industries

Process instrumentation specialist Delta Controls Ltd has remained a world leader in the design and manufacture of high quality temperature and pressure measurement instruments since its formation in 1950.

Industrial process instrumentation has seen many changes over these 65 years, exemplified by Delta Controls’ investment in R&D and its continuous evolution of the product range which now includes some of the highest performing, reliable and accurate transmitters and switches available.

In addition to the fundamental advances in technology which have occurred during these 65 years, Delta Controls’ engineers have contributed to significant improvements in the reliability, accuracy and repeatability of the process instrumentation industry, and also to reducing the size of the instruments which have changed from being large, heavy and unwieldy to the considerably more compact and convenient models the company offers today.

Delta Controls made its name in the design and manufacture of process switches for hazardous areas and today the company offers a comprehensive range of industrial instrumentation to the process and power industries worldwide, focusing on critical applications where safety, reliability and accuracy are vital.   In addition to its ‘off-the-shelf’ products, Delta Controls is known for its custom solutions which meet individual and highly complex technical requirements.

The company’s products are used in a wide range of industries, including oil and gas, power generation, petrochemical, water and wastewater, pharmaceutical, food and beverage, pulp and paper, and chemical engineering.

Delta Controls supplies a full range of pressure, temperature and flow switches and transmitters for process monitoring, alarm and safety shutdown applications, as well as for all ancillary equipment.

2HT Pressure Transmitter

The model 2HT pressure transmitter is suitable for measuring pressures up to 1000bar with maximum working pressures up to 1500bar.

387 Pressure Transmitter

The model 387 pressure transmitter is suitable for measuring pressures up to 1000bar with maximum working pressures up to 1500bar.

8000 Pressure Transmitter

The model 8000 Pressure Transmitter is suitable for measuring pressures between 0 and 50 bar with maximum working pressures up to 120bar.

8000SAN Pressure Transmitter

The model 8000SAN Pressure Transmitter is suitable for measuring pressures between 0 and 16 bar with maximum working pressures up to 60bar.

DPC-2000 Pressure Transmitter

The model DPC-2000 pressure tranmitter is suitable for measuring pressures from -1 to 1000bar with maximum working pressures up to 1200bar.

DPR-2000 Differential Pressure Transmitter

The model DPR-2000 Differential Pressure Transmitter is suitable for measuring pressures from -100mbar to 70bar with maximum working pressures up to 420bar.

DPR-2000G Differential Pressure Transmitter

The model DPR-2000G Differential Pressure Transmitter comes fitted with a range of process connections and is suitable for measuring pressures from -100mbar to 100mbar with maximum working pressures of up to 1bar.

DPR-2200 Differential Pressure Transmitter

The model DPR-2200 Differential Pressure Transmitter comes fitted with two diaphragm seals and is suitable for measuring pressures from -100mbar to 70bar with maximum working pressures up to 420bar.

DPT-2000 Temperature Transmitter

The model DPT-2000 Temperature Transmitter is suitable for measuring temperatures between -200°C and 550°C, and comes with custom probe lengths and various thermowell options.

PRODUCTS & SERVICES

201/202/203/281 Pressure Switch

Fixed Deadband
The model 201 Presure Switch is suitable for setpoints between -1bar and 75bar with maximum working pressures up to 100bar

204/208/209 Pressure Switch

High Overload
The model 204 Pressure Switch is suitable for setpoints between -1bar and 15bar with maximum working pressures up to 206bar.

207 Pressure Switch

Absolute Pressure
The model 207 Pressure Switch is suitable for setpoints between 0 and 1 bar absolute with maximum working pressures up to 3 bar.

230 Pressure Switch

Bourdon Tube
The model 230 Presure Switch is suitable for setpoints between 0bar and 600bar with maximum working pressures up to 690bar.

301/303/304/381 Series

Fixed Deadband
The model 301 Differential Presure Switch is suitable for setpoints between -12.5mbar and 15bar with maximum working pressures up to 110bar
Performance Series
Adj. Deadband Wide
The model 303 Differential Presure Switch is suitable for setpoints between -12.5mbar and 15bar with maximum working pressures up to 110bar
Performance Series
Fixed Deadband
The model 304 Differential Presure Switch is suitable for setpoints between -12.5mbar and 15bar with maximum working pressures up to 250bar
Performance Series
Hi-Lo Switching
The model 381 Differential Presure Switch is suitable for setpoints between -12.5mbar and 15bar with maximum working pressures up to 110bar

306/386 Series

Performance Series
Fixed Deadband
The model 306 Differential Presure Switch is suitable for setpoints between -12.5mbar and 4bar with maximum working pressures up to 15bar
Performance Series
Hi-Lo Switching
The model 386 Differential Presure Switch is suitable for setpoints between -12.5mbar and 4bar with maximum working pressures up to 15bar

310/316 Series

Weatherproof
The model 310 Differential Presure Switch is suitable for setpoints between -2.5mbar and 75mbar with maximum working pressures from -500mbar to +500mbar
Weatherproof
The model 316 Differential Presure Switch is suitable for setpoints between 0 bar and 1.6bar with maximum working pressures from full vacuum to +15bar

T01/02 TEMPERATURE SWITCH Series

Sentry Series
Weatherproof / Ex ia
Based on the success of the “Industrial” range of process control instrumentation, Delta Controls has developed the “Sentry” range of Pressure, Differential Pressure and Temperature Switches.

CS2/4 Pressure Switch

Ex d / Ex ia / WP
The model CS2 and CS4 Presure Switches are suitable for setpoints between 0.25bar and 700bar with maximum working pressures up to 1000bar.

DO1/DO2 WEATHERPROFF AND Ex ia Series

Weatherproof / Ex ia
Based on the success of the “Industrial” range of process control instrumentation, Delta Controls has developed the “Sentry” range of Pressure, Differential Pressure and Temperature Switches.

HD01/HD02 FLAMEPROOF Series

The model HP01 Pressure Switch is part of the Sentry family of switch products offering ranges from -1 bar to +1.5 bar and a Pmax of 15 bar.

GR2/4 Pressure Switch

Ex d / Ex ia / WP
Compact switch range designed for installing in tight spaces such as those found in panel applications.

GR3/6 Differential Pressure Switch

Compact Series
Ex d / Ex ia / WP
The model GR3 and GR6 Differential Presure Switches are suitable for setpoints between -12.5mbar and 10bar with maximum working pressures up to 250bar.

GR7 Temperature Switch

Compact Series
Ex d / Ex ia / WP
The model GR7 Temperature Switch comes with a rigid or semi-rigid thermal system and is suitable for setpoints between -40°C and +350°C with maximum working temperatures up to 360°C.

HP01/02/03 PRESSURE SWITCH Series

Sentry Series
Flameproof
The model HP01 Pressure Switch is part of the Sentry family of switch products offering ranges from -1 bar to +1.5 bar and a Pmax of 15 bar.
The model HP02 Pressure Switch is part of the Sentry family of switch products offering ranges up to 100 bar and Pmax up to 155 bar.
The model HP03 Pressure Switch is part of the Sentry family of switch products offering ranges up to 700 bar and Pmax up to 1000 bar.

HT01/02 TEMPERATURE SWITCH Series

Flameproof
Based on the success of the “Industrial” range of process control instrumentation, Delta Controls has developed the “Sentry” range of Pressure, Differential Pressure and Temperature Switches.

P01/02/03 PRESSURE SWITCH Series

Weatherproof / Ex ia
The model P01 Pressure Switch is part of the Sentry family of switch products offering ranges from -1 bar up to +1.5 bar and Pmax up to 15 bar.
The model P02 Pressure Switch is part of the Sentry family of switch products offering ranges up to 100 bar and Pmax up to 155 bar.
The model P03 Pressure Switch is part of the Sentry family of switch products offering ranges up to 700 bar and Pmax up to 1000 bar.

S21/22/24 PRESSURE SWITCH Series

Industrial Series
Fixed Deadband
The model S21 Pressure Switch is suitable for setpoints between -1bar and 100 bar with maximum working pressures up to 155 bar.
Industrial Series
Adj. Deadband Narrow
The model S22 Pressure Switch is suitable for setpoints between -1bar and 100 bar with maximum working pressures up to 155 bar.
Industrial Series
High Overload
The model S24 Pressure Switch is suitable for setpoints between 0.4bar and 700 bar with maximum working pressures up to 1000 bar.

S31/34 DIFFERENTIAL PRESSURE SWITCH Serie

The model S31 Differential Pressure Switch is suitable for setpoints between -12.5mbar and 10bar with maximum working pressures up to 110 bar.

S71 Temperature Switch

Industrial Series
Weatherproof / Ex d
The model S71 Temperature Switch comes with a rigid or semi-rigid thermal system and is suitable for setpoints between -40°C and +260°C with maximum working temperatures up to 270°C

VM Pressure Switch

Volume
Ex d / WP
The model VM Pressure Switch is suitable for setpoints between 0 and 700 bar with maximum working pressures up to 1000bar

721-734/771-781 Series

Performance Series
Fixed Deadband
The model 721 and 731 Gas Filled Temperature Switch has a flexible thermal system and is suitable for setpoints between -50°C and 300°C with maximum working temperatures up to 310°C
Performance Series
Adjustable Deadband
The model 722 and 723 Gas Filled Temperature Switch has a flexible thermal system and is suitable for setpoints between -50°C and 300°C with maximum working temperatures up to 310°C
Performance Series
Adjustable Deadband
The model 732 and 733 Vapour Pressure Temperature Switch has a rigid stem thermal system and is suitable for setpoints between -50°C and 120°C with maximum working temperatures up to 130°C
Performance Series
Hi-Lo Switching
The model 734 Vapour Pressure Temperature Switch has a rigid stem thermal system and is suitable for setpoints between -50°C and 120°C with maximum working temperatures up to 130°C
Performance Series
Fixed Deadband
The model 771 Vapour Pressure Temperature Switch has a flexible thermal system and is suitable for setpoints between -50°C and 150°C with maximum working temperatures up to 250°C
Performance Series
Adjustable Deadband
The model 772 and 773 Vapour Pressure Temperature Switch has a flexible thermal system and is suitable for setpoints between -50°C and 150°C with maximum working temperatures up to 250°C
Performance Series
Hi-Lo Switching
The model 774 Vapour Pressure Temperature Switch has a flexible thermal system and is suitable for setpoints between -50°C and 150°C with maximum working temperatures up to 250°C
Performance Series
Hi-Lo Switching
The model 781 Gas Filled Temperature Switch has a flexible thermal system and is suitable for setpoints between -50°C and 300°C with maximum working temperatures up to 310°C

Calibration Requirements

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