B-Series Switches – Pressure, Differential Pressure & Hydraulic
• Highly reliable
• Designed for use in wide range of applications
• Pressure ranges from vacuum to 7,500 psi
FEATURES
- Adjustable setpoints 15-100% of range
- Fixed or limited adjustable deadband
- Wide selection of switch elements
- Explosion proof enclosure provides
- uncompromising protection
- Special designs for NACE & fire applications
- SIL 3 Capable (B and D series only)
TYPICAL USES
- Offshore oil rigs
- Chemical and petrochemical plants
- Pulp and paper mills
- Steel mills
- Power plants
- Water and sewage-treatment plants
- Other corrosive environments
Item Attributes
| Setpoint | Factory set or field adjustable |
| Setpoint Repeatability | ±1% of full range (Additional setpoint shift of 1% of range per 50 °F from initial setpoint set at 70 °F typical) |
| Enclosure Rating | B4/H4: NEMA 4X, IP66 ; B7: NEMA 7/9, IP66 |
| Enclosure Material | Epoxy coated aluminum (standard) Optional: 316 stainless steel (NEMA 7/9 only) |
| Diaphragm Material | Buna-N, Viton™, Teflon™, SS, Monel® |
| Pressure Connection | ¼ NPT Female (standard) Optional: ½ NPT Female, ¼ NPT Female & ½ NPT Male combo |
| Electrical Output | SPDT or DPDT |
| Pressure Ranges | Pressure: Vac-3000#; Differential: 0-600#D; Hydraulic: 1000-7500# |
| Ambient Temperature Range | –20 °F to 150 °F (–28 °C to 65 °C) ; All units calibrated at 70 °F |