Emerson ES3402 – Technical Specifications
General Information
Model: ES3402

Type: Electronic Pressure Switch

Primary Use: Industrial fluid/gas pressure monitoring and control

Operating Parameters
Pressure Range: 0.5 to 600 psi (adjustable, model-dependent)

Switch Output: SPDT (Single Pole Double Throw)

Electrical Rating: 10A @ 250V AC / 5A @ 30V DC

Port Connection: 1/4" NPT female (standard)

Performance & Accuracy
Repeatability: ±1% of set point

Operating Temperature: -40°F to 185°F (-40°C to 85°C)

Pressure Media: Compatible with air, water, oils, and non-corrosive gases

Construction & Protection
Housing Material: Die-cast aluminum (NEMA 4X/IP65 rated)

Wetted Materials: Stainless steel diaphragm, Buna-N seals (standard)

Environmental Protection: Dust/water-resistant, corrosion-proof

Certifications & Compliance
Safety Standards: UL, CE, RoHS compliant

Industry Approvals: Suitable for HVAC, industrial automation, and OEM applications

Additional Features
Manual Reset/Latching Options: Available (model-specific)

Adjustable Deadband: 10-30% of set point (field-configurable)

Key Benefits
✔ High-precision pressure sensing with rugged construction
✔ Wide pressure range for versatile applications
✔ NEMA 4X/IP65 protection for harsh environments
✔ Easy-to-adjust set points and deadband

(For installation and wiring details, refer to the Emerson ES3402 Product Manual.)