Keyence GS-11P5 Safety Interlock Switch

The GS-11P5 is a robust and reliable safety interlock switch, designed for high-performance safety applications in industrial automation. With SIL3, PLe, and IP69K compliance, it provides outstanding durability, high-precision operation, and easy cascading of up to 30 units for large-scale safety systems.

Technical Specifications

Model: GS11P5
Type: Standard Type

Operating Distance

Front Operation:

• Sao (OFF → ON): 10 mm (0.39″)
• Sar (ON → OFF): 18 mm (0.71″)

Side Operation:

• Sao (OFF → ON): 6 mm (0.24″)
• Sar (ON → OFF): 14 mm (0.55″)

Acceptable Operation Frequency: 3 Hz

Response Time

Detection:

• Detect → Not Detect: 20 ms + 2 ms × (number of units cascaded -1) ¹
• Not Detect → Detect: 30 ms + 25 ms × (number of units cascaded -1) ¹

Cascading:

• Standard Connection: Up to 30 Units
• Using Y-Shaped Connector: Not Supported

GS-11P5 Control Output (OSSD Output)

Output Type: Transistor Outputs × 2
Max. Load Current: 150 mA
Residual Voltage (During ON): Max. 2.5 V (With 5 m Cable Length)
OFF State Voltage: Max. 2.0 V (With 5 m Cable Length)
Leakage Current: Max. 500 µA
Max. Capacitive Load: 2.2 µF
Load Wiring Resistance: Max. 2.5 Ω

AUX (Non-Safety Related Output)

Output Type: Transistor Output
Number of Outputs: 1
Max. Load Current: 50 mA
Residual Voltage (During ON): Max. 2.5 V (With 5 m Cable Length)

External Input

Safety Input: Approx. 1.5 mA × 2
Reset/EDM Input: Not Supported

Safety & Compliance Standards

Certified Standards:

• EN 61508, IEC 61508 (SIL3)
• EN 62061, IEC 62061 (SIL CL3)
• EN ISO 13849-1: 2015 (PLe, Category 4)
• EN ISO 14119 (Type 4)
• IEC 60947-5-3, EN 60947-5-3
• UL 61010-1, CAN/CSA-C22.2 No.61010-1

Protection Circuit:

• Reverse Current Protection
• Short-Circuit Protection
• Surge Protection for Each Output

Power & Electrical Specifications

Power Voltage: 24 VDC ±20% (Ripple P-P 10% or Less, Class 2)
Power Consumption: 0.8 W

Environmental Resistance

Enclosure Rating:

• IP65/IP67 (IEC 60529)
• IP69K (ISO 20653) (TÜV SÜD Certified)
• Enclosure Type 3/4X/12/13 (NEMA 250)

Operating Conditions:

• Operating Temperature: -20°C to +55°C (-4°F to 131°F) (No Freezing)
• Operating Relative Humidity: 5% to 95% RH
• Storage Temperature: -25°C to +70°C (-13°F to 158°F) (No Freezing) ²
• Storage Relative Humidity: 5% to 95% RH

Durability & Shock Resistance:

• Vibration Resistance: 10 to 55 Hz, Double Amplitude 3.0 mm (0.12″), 5 Minutes in Each of the X, Y, and Z Directions (IEC 60947-5-3)
• Shock Resistance: 30 G in X, Y, Z Directions, 6 Times Each Axis (IEC 60947-5-3)

Material & Construction

Sensor Main Unit:

• Case: Zinc Die-Cast (Nickel Chrome Plating), PBT, PAR
• Cable: PVC

Actuator:

• Case: SUS430, SUS304, PBT

Weight: Approx. 270 g

Key Features & Benefits:

✅ Reliable Safety Compliance: Meets SIL3, PLe, and Type 4 interlock safety standards.

✅ Flexible Installation: Supports cascading of up to 30 units for expanded safety coverage.

✅ Robust Environmental Protection: IP69K-rated for washdown environments and extreme conditions.

✅ Quick Response Time: Fast switching between detect and not detect states.

✅ Durable & Impact Resistant: Designed to withstand 30 G shock resistance and industrial vibration levels.

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