Delta Controls Ltd. Pressure Switch 231

Description
Technical Data Precision stainless steel mechanism for arduous atmospheres and high humidity. Set point adjustable over whole range against calibrated scale with tamperproof adjuster. Precise and accurate operation guaranteed by use of hydraulic formed bellows, or capsule stack. Ranges available up to 75 Bar (1,000 psi) Weatherproof and Flameproof models EEx d IIC - ATEX. NACE MR-01-75 compatibility. Models for fixed switching differential, adjustable differential and HI-LO operation. Safety vented or blow out device as standard. Hermetically sealed microswitch option. Performance Characteristics: Enclosure IP66 Protection Wetted parts options 316 Stainless Steel bellows. Nickel Alloy (Monel) suitable for NACE MR-01-75. Standard Electrical ratings – Refer to Table 6 5 Amps – general purpose, environmentally sealed, hermetically sealed. 1 Amp with gold contacts. Process connection Rc ¼ (BSP), ¼ NPT Internal, ½ NPT Internal & ½ NPT Externa l. Unit weight Between 3.1kg – 9.4kg (6.8lb – 20.7lb) Accuracy Set point repeatability ± 0.5% of span at 20 °C / 68 °F ambient.
Description
Technical Data Precision stainless steel mechanism for arduous atmospheres and high humidity. Set point adjustable over whole range against calibrated scale with tamperproof adjuster. Precise and accurate operation guaranteed by use of hydraulic formed bellows, or capsule stack. Ranges available up to 75 Bar (1,000 psi) Weatherproof and Flameproof models EEx d IIC - ATEX. NACE MR-01-75 compatibility. Models for fixed switching differential, adjustable differential and HI-LO operation. Safety vented or blow out device as standard. Hermetically sealed microswitch option. Performance Characteristics: Enclosure IP66 Protection Wetted parts options 316 Stainless Steel bellows. Nickel Alloy (Monel) suitable for NACE MR-01-75. Standard Electrical ratings – Refer to Table 6 5 Amps – general purpose, environmentally sealed, hermetically sealed. 1 Amp with gold contacts. Process connection Rc ¼ (BSP), ¼ NPT Internal, ½ NPT Internal & ½ NPT Externa l. Unit weight Between 3.1kg – 9.4kg (6.8lb – 20.7lb) Accuracy Set point repeatability ± 0.5% of span at 20 °C / 68 °F ambient.

Suppliers

Company
Product
Description
Supplier Links
Pressure Switch - 231 - Delta Controls Ltd.
Houston, TX, USA
Pressure Switch
231
Pressure Switch 231
Technical Data Precision stainless steel mechanism for arduous atmospheres and high humidity. Set point adjustable over whole range against calibrated scale with tamperproof adjuster. Precise and accurate operation guaranteed by use of hydraulic formed bellows, or capsule stack. Ranges available up to 75 Bar (1,000 psi) Weatherproof and Flameproof models EEx d IIC - ATEX. NACE MR-01-75 compatibility. Models for fixed switching differential, adjustable differential and HI-LO operation. Safety vented or blow out device as standard. Hermetically sealed microswitch option. Performance Characteristics: Enclosure IP66 Protection Wetted parts options 316 Stainless Steel bellows. Nickel Alloy (Monel) suitable for NACE MR-01-75. Standard Electrical ratings – Refer to Table 6 5 Amps – general purpose, environmentally sealed, hermetically sealed. 1 Amp with gold contacts. Process connection Rc ¼ (BSP), ¼ NPT Internal, ½ NPT Internal & ½ NPT Externa l. Unit weight Between 3.1kg – 9.4kg (6.8lb – 20.7lb) Accuracy Set point repeatability ± 0.5% of span at 20 °C / 68 °F ambient.

Technical Data

  • Precision stainless steel mechanism for arduous atmospheres and high humidity.
  • Set point adjustable over whole range against calibrated scale with tamperproof adjuster.
  • Precise and accurate operation guaranteed by use of hydraulic formed bellows, or capsule stack.
  • Ranges available up to 75 Bar (1,000 psi)
  • Weatherproof and Flameproof models EEx d IIC - ATEX.
  • NACE MR-01-75 compatibility.
  • Models for fixed switching differential, adjustable differential and HI-LO operation.
  • Safety vented or blow out device as standard.
  • Hermetically sealed microswitch option.

Performance Characteristics:

Enclosure

  • IP66 Protection

Wetted parts options

  • 316 Stainless Steel bellows.
  • Nickel Alloy (Monel) suitable for NACE MR-01-75.

Standard Electrical ratings – Refer to Table 6

  • 5 Amps – general purpose, environmentally sealed, hermetically sealed.
  • 1 Amp with gold contacts.

Process connection

  • Rc ¼ (BSP), ¼ NPT Internal, ½ NPT Internal & ½ NPT Externa l.

Unit weight

  • Between 3.1kg – 9.4kg (6.8lb – 20.7lb)

Accuracy

  • Set point repeatability ± 0.5% of span at 20 °C / 68 °F ambient.
Supplier's Site

Technical Specifications

  Delta Controls Ltd.
Product Category Pressure Switches
Product Number 231
Product Name Pressure Switch
Pressure Measurement Absolute (optional feature); Vacuum
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