Item specifics
Description
G9SP-N20S Product Overview
The G9SP-N20S is a standalone programmable safety controller from Omron's G9SP series, designed for small to mid-sized safety control applications. The G9SP-N20S features 20 safety inputs and 8 solid-state safety outputs, along with 6 test outputs. Through intuitive programming software, users can flexibly configure the G9SP-N20S, replacing traditional complex hardwired safety circuits with software-based programming to significantly simplify design, wiring, and commissioning. The G9SP-N20S supports direct connection to non-contact switches, safety light curtains, and other devices, and can be easily integrated with standard PLCs via EtherNet/IP or RS-232 communication modules. Certified to the highest safety standards including EN ISO 13849-1 PLe and IEC 61508 SIL3, with safety category 4, the G9SP-N20S holds CE, cUL, and TUV certifications. The G9SP-N20S is widely used in packaging, food and beverage, automotive, injection molding, and printing industries.
G9SP-N20S Core Features
20 Safety Inputs： The G9SP-N20S provides 20 safety digital input channels supporting PNP (sourcing) inputs. Input current is 6mA with ON voltage of 11VDC min. and OFF voltage of 5VDC max.. Compatible with emergency stop buttons, safety door switches, safety light curtains, safety mats, and non-contact switches.
8 Safety Outputs： The G9SP-N20S provides 8 PNP (sourcing) solid-state safety outputs. Rated output current is 0.8A per output, with 1.6A max. for 4 outputs combined. Used to control safety contactors, solenoids, and other actuators to rapidly shut down machinery in hazardous situations.
6 Test Outputs： The G9SP-N20S is equipped with 6 test outputs for sensor power supply and input diagnostics. T0, T1, T2 outputs provide up to 100mA each, T3 up to 300mA, and T4, T5 up to 30mA each. Compatible with OMRON D40A series non-contact door switches.
Flexible Programmable Configuration： Define and program inputs and outputs of the G9SP-N20S through function block combinations, enabling complex safety control with ease. The dedicated programming software (G9SP Configurator) features simulation and monitoring tools for simplified program development and troubleshooting. Standardized programs can be reused to significantly reduce design工时.
Modular Expandability： The G9SP-N20S supports up to 2 expansion I/O units with 4 types available, allowing flexible I/O scaling to meet specific application requirements.
Communication and Diagnostics： Supports EtherNet/IP (Omron FINS protocol), RS-232, and other communication protocols for seamless integration of the G9SP-N20S with standard PLCs. Clear diagnostics and monitoring via Ethernet or serial connection.
Memory Cassette for Configuration Duplication： Memory cassette slot enables easy configuration duplication for the G9SP-N20S, facilitating standardized deployment across multiple machines and quick replacement.
Screw Terminals and DIN Rail Mounting： The G9SP-N20S features screw terminal connections, supports DIN rail mounting (IEC60715 TH35-7.5/TH35-15) or M4 screw mounting. Protection rating is IP20.
Wide Operating Temperature Range： Operating temperature 0℃ to 55℃, humidity 10% to 90% (non-condensing). Storage temperature -20℃ to 75℃.
Highest Safety Level Certifications： The G9SP-N20S complies with EN ISO 13849-1 PLe and IEC 61508 SIL3 standards, with safety category 4. Holds CE, cUL, and TUV certifications.
G9SP-N20S Applications
The G9SP-N20S is widely used in small to mid-sized safety control applications:
Packaging Machinery：Safety door monitoring, emergency stop, and safety interlock control
Food & Beverage Industry：Ensuring safe operation of filling, sealing, and labeling equipment
Automotive Manufacturing：Safety control for welding, stamping, and assembly stations
Injection Molding Machines：Safety protection for mold areas
Printing and Binding：Safety monitoring of printing equipment
Automated Production Lines：Production process safety control and equipment monitoring
G9SP-N20S Key Advantages
Programmable Solution Replaces Complex Hardwiring, Simplifying Safety System Design： The G9SP-N20S replaces traditional complex hardwired safety circuits with software-based programming. Users configure safety logic through function block combinations, significantly simplifying design, wiring, and commissioning.
Balanced 20 Input/8 Output Configuration for Small to Mid-Sized Applications： This model offers a balanced I/O configuration (20 inputs + 8 outputs + 6 test outputs), ideal for packaging, food, automotive, and other small to mid-sized safety applications.
PLe/SIL3 Highest Safety Level Certification： Complies with EN ISO 13849-1 PLe and IEC 61508 SIL3 standards, with safety category 4. The G9SP-N20S is suitable for applications with the most demanding safety requirements.
Modular Expandability and Flexible Communication for Diverse System Integration： Supports up to 2 expansion I/O units for flexible I/O scaling. The G9SP-N20S supports EtherNet/IP and RS-232 communication for seamless integration with standard PLCs.
Memory Cassette Configuration Duplication for Batch Deployment and Maintenance： Memory cassette enables quick configuration duplication for the G9SP-N20S, significantly reducing repetitive programming and commissioning effort.
Intuitive Programming Environment Lowers Development Barrier： Dedicated programming software with simulation and monitoring tools makes program development and troubleshooting for the G9SP-N20S simple and accessible.
Direct Connection to Non-Contact Switches and Safety Light Curtains： The G9SP-N20S supports direct connection to non-contact switches, safety light curtains, and safety mats, eliminating the need for additional conversion modules.
Compact Size Saves Control Cabinet Space： Width 130mm, length 110mm, depth 85mm, weight approx. 430g. The compact DIN rail mount design of the G9SP-N20S saves valuable control cabinet space.
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FAQ
1. What is G9SP-N20S？
The G9SP-N20S is a standalone programmable safety controller from OMRON. It monitors safety devices such as emergency stops, safety doors, and light curtains, and quickly shuts down machine power when hazards are detected to protect operators.
2. What are the key specifications of G9SP-N20S？
Key specifications of the G9SP-N20S include:
Supply Voltage: 24 VDC (20.4~26.4V range)
Safety Inputs: 20 points (sinking, PNP compatible)
Safety Outputs: 8 points (semiconductor, PNP)
Test Outputs: 6 points
Total I/O: 34 points
Operating Temperature: 0°C ~ 55°C
Protection Rating: IP20
Mounting: DIN rail or chassis mount
3. What package does G9SP-N20S use？
It is a modular standalone unit with screw terminal connections. Dimensions are approximately W130mm × H110mm × D85mm, weighing approx. 430g.
4. What applications is G9SP-N20S suitable for？
This product is suitable for small to mid-sized machinery safety control, including:
Packaging machinery, food processing
Automotive manufacturing, printing machinery
Presses, robotic workcells
Various automation equipment requiring E-stops, safety doors, and light curtain monitoring
5. What development tools support G9SP-N20S？
The G9SP-N20S is programmed using OMRON's dedicated G9SP Configurator software. The software uses function block programming for intuitive operation, and supports simulation debugging and program reuse. Safety systems can be monitored via Ethernet or serial communication.
6. What is the operating temperature range of G9SP-N20S？
The operating temperature range is 0°C to 55°C. Storage temperature ranges from -20°C to 75°C.
7. What safety certifications does G9SP-N20S have？
This product complies with multiple international safety standards:
CE, cUL, TÜV
8. What expansion options does G9SP-N20S support？
The controller supports expansion with up to 2 expansion I/O units. A memory cassette is available for easy configuration backup and copying. Note: The standard model does not include network communication; optional Ethernet/IP or CompoNet communication modules are required.
9. What are the alternative models for G9SP-N20S？
This model is the recommended replacement for the discontinued F3SX-N-D1R. Note: Functionally compatible only; dimensions, wiring, and other specifications differ. Other models in the same series include G9SP-N10S (10 safety inputs / 4 safety outputs) and G9SP-N10D (10 safety inputs / 16 safety outputs).
10. What are the design considerations when using G9SP-N20S？
Software sold separately: The G9SP Configurator programming software is not included with the controller
Safety use only: This controller is dedicated to safety control circuits and should not be used for standard control
Installation: Must be operated by qualified electrical professionals
Power supply: Use a stable 24VDC ±10% power source