QS90SR2SN-EX Explosion-Proof Safety Switch | QS90 Series Industrial Limit Sensor, Heavy Duty

QS90SR2SN-EX

QS90SR2SN Drive

Explosion-proof SR2SN

QS90SR2SN-EX

QS90SR2SN-EX explosion-proof SR2SN Drive engineered for hazardous environments, ensuring safety with robust construction and compliance to ATEX/IECEx standards.

Specification

SEODescription

The QS90SR2SN-EX, an explosion-proof SR2SN drive, is designed for hazardous industrial environments such as oil, gas, and chemical processing. It features 3-phase AC input (200-480V) and provides variable frequency output to control motor speeds, supporting direct connection to multiple modules via its 4 digital I/O ports and 2 analog inputs. The drive integrates communication interfaces including RS-485 and optional Ethernet/IP for seamless system integration. Operating within a temperature range of -20°C to +60°C, it offers robust performance in extreme conditions with IP66-rated protection. Advantages include energy efficiency, adaptive thermal management, and compliance with ATEX/IECEx standards. However, its specialized explosion-proof design results in higher costs and requires certified installation procedures, limiting flexibility for non-hazardous applications. The QS90SR2SN Drive excels in safety-critical scenarios demanding reliable motor control.

SEOSpecification

Parameter	Specification
Model Number	QS90SR2SN-EX
Drive Type	QS90SR2SN Drive System
Explosion Proof Rating	Ex d IIC T6 Gb
Input Voltage	380-480V AC ±10%
Output Power	90kW (Continuous)
Frequency Range	0-400Hz Adjustable
Protection Class	IP66 Enclosure
Certification	ATEX/IECEx Certified
Cooling Method	Natural Convection
Communication	Modbus RTU/Profibus DP
Ambient Temperature	-20°C to +55°C
Safety Features	Overload/Short-circuit/Overheat

SEOQandA

question:Can you provide shipment photos and procurement dates for similar products?
answer:Yes, we provide shipment photos and procurement details to ensure product quality and compliance with industry standards.
question:Why is the shipping cost high? Are there cheaper options?
answer:We offer multiple shipping options and optimize costs based on your needs and budget while ensuring timely delivery.
question:Why choose your company for industrial automation products?
answer:As Asia's leading supplier with 20+ years' experience, we guarantee reliable quality and 85% repeat customers, prioritizing trust and satisfaction.

SEOQandA_Product

question:Unstable output or false triggering occurs.
answer:Check power supply stability and ensure shielded cables are used to minimize electrical noise interference.
question:Detection range is shorter than specified.
answer:Verify object material/surface; adjust sensor position or use a reflector for non-ideal targets.
question:Sensor fails to detect objects after installation.
answer:Realign sensor and target, then recalibrate sensitivity settings per the user manual.
question:Performance degrades in high-temperature environments.
answer:Confirm ambient temperature stays within -25°C to +70°C; provide cooling if exceeded.
question:IP67 rating insufficient in harsh conditions.
answer:Avoid direct water/dust exposure beyond IP67 limits; install protective housing if required.