Technical Specifications of Explosion-proof Flow Switch NK600EXD?

Product Description?

The NK600EXD is a corrosion-resistant, explosion-proof flow switch designed for both pneumatic and hydraulic systems. It provides reliable monitoring for:

Coolant/lubricant flow interruption detection

Pump dry-run protection

Key Technical Parameters?

Category Specifications

Measurement Range? 1–150 cm/s (water), 3–300 cm/s (oil), 20–2000 cm/s (air)

Output Signals? PNP, NPN, Relay (SPDT with NO+NC contacts)

Power Supply? 24V DC ±20%

Current Rating? Max. 400mA (PNP/NPN), 1A @ 48V AC/DC (relay)

Standby Current? ≤80mA

Flow Indication? 6-segment LED bar

Setting Method? Potentiometer adjustment

Pressure Rating? 100 bar

Temp. Gradient? ≤4°C/s (medium)

Response Time? 1–13s (typical 2s)

Initialization Time? 8s

Electrical Protection? Reverse polarity, short-circuit, overload protection

Explosion Proof? ExdII CT6

IP Rating? IP67

Temperature Ranges? ?Medium?: -20–100°C, ?Ambient?: -20–80°C, ?Storage?: -20–100°C

Connection? M12 connector

Materials? ?Probe/Housing?: Stainless steel

Repeatability? ±2%

Ordering Notes?

Verify the following before finalizing orders:

Model compatibility

Measurement range accuracy

Output signal type

Optional accessories

(Translation strictly adheres to the source technical specifications while removing promotional content.)