Diaphragm pressure switch S31

differentialSPDTterminal block

The model S31 Differential Pressure Switch is suitable for setpoints between -12.5mbar and 10bar with maximum working pressures up to 110 bar Better than 1% set-point repeatability Users can expect a set-point repeatability performance better than 1% on all configurations with some configurations being significantly better Extensive range of approvals The Industrial Series switches are available with wide range of different approvals including European and North American Hazardous Area approvals Safety All Industrial Series models come with a safety vent to prevent the enclosure becoming pressurized in the event that the sensor is inadvertently damaged by excessive pressure. In addition, all models have been certified for use in safety systems up to and including SIL 2. Key Features Weatherproof and Flameproof models ATEX and NEC 500. NACE MR-01-75 compatibility. Ranges available up to 10 bar (160 psi), Static pressure up to 250 bar (3500 psi) Field set adjustment against a reference scale. Hermetically sealed microswitch options. Optional gold alloy contacts. Terminal block for easy field wiring. Safety vented design as standard. The Industrial Series switches were developed in the mid 1990’s to offer customers a robust range of switches suitable for applications where requirements were more standard than those for which the highly configurable Performance Series switches were designed.