G9SA-301 24AC/DC

Overview of Omron G9SA-301-24AC-DC

The Omron G9SA-301-24AC-DC is a safety relay unit designed for emergency stop and safety circuit applications. It operates with a power supply voltage of 24 VAC/VDC and supports a dual-channel input for enhanced safety monitoring. The relay features three main contacts (3PST-NO) for safety outputs and an auxiliary contact (SPST-NC), configured for reliable safety control.

Key Features of Omron G9SA-301-24AC-DC

• Power Supply Voltage: 24 VAC, 50/60 Hz or 24 VDC with an operating voltage range of 85% to 110% of rated voltage.
• Input Channels: Two-channel safety input for monitoring dual safety switches.
• Output Contacts: 3 poles single-throw normally open (3PST-NO) main contacts and 1 pole single-throw normally closed (SPST-NC) auxiliary contact.
• Rated Load: 5 A resistive load at 250 VAC or 30 VDC, suitable for controlling safety contactors.
• Operating and Response Time: Operating time up to 30 ms with response time including contact bounce considered.
• Mounting: DIN rail mounting and screw mounting options for flexible installation.
• Safety Certifications: Conforms to EN ISO 13849-1 PLe/Safety Category 4, suitable for high-safety-level applications.
• Protection: Provided with manual reset functionality ensuring the motor remains off until restart is confirmed.

Technical Specs of Omron G9SA-301-24AC-DC

Model	G9SA-301-24AC-DC
Power Supply	24 VAC/VDC, 50/60 Hz
Input Channels	2 channels (safety input)
Main Contacts	3PST-NO
Auxiliary Contact	1 SPST-NC
Rated Load	250 VAC / 5 A resistive load, 30 VDC / 5 A resistive load
Operating Time	Max. 30 ms
Operating Voltage Range	85% to 110% of rated voltage
Mounting	DIN rail or screw mounting
Safety Level	EN ISO 13849-1 PLe / Safety Category 4
Weight	Approx. 195 g

Applications / Use Case

The G9SA-301-24AC-DC is ideal for safety circuit control in industrial machinery, providing emergency stop functionality and ensuring safe motor power disconnection until a manual reset is performed.

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Verification Links:
https://www.ia.omron.com/products/family/389/specification.html
https://www.tme.com/us/en-us/details/g9sa-301-24/safety-switches-control-modules/omron/g9sa-301-24ac-dc/
https://www.digikey.com/en/products/detail/omron-automation-and-safety/G9SA-301-AC-DC24/6188424