Professional English Translation of NY30 Series Pressure Switch Specifications?

Operating Principle?

The NY3O series pressure switch utilizes an integrated bellows and mechanical linkage system. When system pressure increases/decreases, the corresponding adjustment spring and corrugated steel generate expansion/contraction displacement, actuating the switch via lever mechanism to open/close the control circuit.

Key Features?

Compact design? with wide measurement range (0.30bar)

Adjustable hysteresis?

Silver-plated contacts?

Media compatibility?: Water, oil, gas

Technical Parameters?

Category Specification

Measurement Range? Refer to table below

Hysteresis? Adjustable (see table)

Contact Configuration? 1NO+1NC (silver-plated)

Contact Ratings?

- DC ≤42V, 3A

- AC ≤125V, 8.5A / ≤250V, 4.5A

Media Temperature? -30°C to +100°C

Ingress Protection? IP33

Electrical Connection? Terminal block

Process Connection? M12×1.25 male thread

Material Specifications?

Wetted parts?: Nickel-plated brass

Housing?: NBR (Nitrile rubber)

Installation Warnings?

Pre-use inspection?:

Verify packaging integrity and physical condition

Confirm model/specification match with order

Electrical safety?:

Validate supply voltage before energizing

Incorrect wiring causing damage voids warranty

Mechanical installation?:

Use hex wrench only - avoid excessive force

Threads and housing are damage-prone areas

Troubleshooting?:

Contact certified technicians for abnormal operations

Unauthorized adjustments prohibited

(Note: All marketing terms removed; technical parameters preserved verbatim; installation warnings converted to imperative statements per engineering documentation standards.)