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Presence Sensing Safety Devices

SCHMERSAL BNS250-11Z SAFETY SENSOR 101120670

Product Code: 101120670

The Schmersal BNS250 series safety sensor is a robust machine safety solution designed with a thermoplastic enclosure to ensure durability. This sensor features a magnetic actuating element and requires an evaluation unit for proper functioning. It is equipped with one opener and one shutter, streamlining its operation. The device connects via cable and operates at a switching voltage of 24 VDC, with a current of 0.1 A and a switching capacity of 1 W. Its active area is on the front side, making it suitable for various industrial applications where precise safety measures are paramount. Ideal for engineers looking for reliable and straightforward safety sensors in the machine safety category.

Technical Specifications

Cable Note All indications including the conductor ferrules.
Coding Level According to EN ISO 14119 Low
eCl@ss Number, Version 11.0 27-27-34-91
eCl@ss Number, Version 9.0 27-27-26-03
ETIM 6.0 EC002593
ETIM 7.0 EC000222
Gross Weight (g) 25
Housing Construction Form Norm construction design
Installation Conditions Quasi-flush
Maximum Actuating Speed (m/s) 0.5
Maximum Fuse Rating 6 A gG D-fuse
Maximum Switching Capacity (W) 10
Maximum Temperature (°C) 70
Minimum Actuating Speed (mm/min) 10
Minimum Ambient Temperature (°C) -30
Minimum Positive Break Force (N) 40
Minimum Temperature (°C) -25
Net Weight (g) 40
No. of Auxiliary Contacts 4
No. of Safety Contacts 2
Nominal Output Current (A) 0.1
Nominal Power (W) 1
Protection Class of Operating Resource 2
Rated Maximum Operational Voltage DC (V) 24
Rated Operating Current (mA) 1200
Rated Short-circuit Current (A) 400
Recommended Safety Switchgear SRB-E-301ST | SRB-E-201LC
Resistance to Shock (g/ms) 110 / 4 - 30 / 18
Sensor Height (mm) 1251
Sensor Length (mm) 46
Switching Element 1 NO contact, 1 NC contacts
Switching Principle Snap action
Utilisation Category DC-13 | AC-15
Wire Cross-Section 0.34 mm
Working Principle Magnetic drive
Brand SCHMERSAL
Actuator Type Magnet
Contact Material Silver
Degree of Protection IP67
EAN 4030660000000
Enclosure Coating Material Painted
Enclosure Material Glass-fibre, reinforced thermoplastic
Height (mm) 189
Maximum Ambient Temperature (°C) 55
Maximum Cable Cross Section (mm²) 2.5
Minimum Cable Cross Section (mm²) 0.34
Minimum Mechanical Life 1000000 Operations
Mounting Type Snaps onto standard DIN rail to EN 60715
Overvoltage Category 3
Pollution Degree 3
Rated Impulse Withstand Voltage (kV) 4
Rated Insulation Voltage (V) 300
Series BNS250
Standards EN IEC 60947-5-1 / BG-GS-ET-15
Storage Temperature (°C) 25 to 85
Terminal Type Screw terminals M 3
Width (mm) 22.5

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