UNITED ELECTRIC CONTROLS F402-2BS TEMPERATURE SWITCH

Description:

The United Electric Controls F402-2BS Temperature Switch is used in hazardous-location process control, industrial heating systems, refrigeration equipment, and equipment protection applications to monitor temperature and provide automatic electrical switching when preset temperature limits are reached. Commonly installed in refineries, chemical processing plants, oil and gas facilities, heat exchangers, storage tanks, and industrial process equipment requiring reliable explosion-proof temperature monitoring. Maintenance teams and system integrators use this part for repair, retrofit, expansion, or replacement of existing temperature control systems.

Applications:

The United Electric Controls F402-2BS Temperature Switch is commonly used in process vessels, heat tracing systems, refrigeration equipment, environmental control systems, utility equipment, and industrial automation applications. The explosion-proof enclosure and remote bulb sensing assembly provide dependable temperature-actuated switching for alarms, shutdown functions, and process regulation in hazardous and demanding industrial environments.

Technical Specifications:

• Brand: United Electric Controls
• Part Number: F402-2BS
• Product Type: Temperature Switch
• Series: 400 Series
• Switch Type: Explosion-Proof Temperature Switch
• Function: Temperature Monitoring and Control
• Sensor Type: Remote Bulb and Capillary Assembly
• Sensing Element: Vapor Pressure Thermal System
• Bulb Material: Stainless Steel
• Capillary Type: Armored Stainless Steel Capillary
• Output Contacts: Dual SPDT Snap-Action Switches
• Setpoint Adjustment: External Reference Dial
• Enclosure Type: NEMA 4X Weatherproof / Explosion-Proof Housing
• Housing Material: Epoxy-Coated Die-Cast Aluminum
• Hazardous Location Rated
• Suitable for Heating and Cooling Applications
• Designed for Alarm and Shutdown Functions
• Compatible with Process Control Systems
• Intended for OEM Equipment and Replacement Installations
• Engineered for Continuous-Duty Industrial Service

Common Replacements:

• United Electric Controls F402-4BS Temperature Switch
• United Electric Controls F120-2BS Temperature Switch
• United Electric Controls E402-2BS Temperature Switch