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RSS16-D-ST8H - Mechanical Interlock Dual-Contact - SS IP67 Industrial Safety Relay
| MOQ: | 1 |
| Price: | USD 100-10000/Piece |
| Standard Packaging: | 50*50*50mm |
| Delivery Period: | 3-7 |
| Payment Method: | T/T |
| Supply Capacity: | 1/piece in stock |
1. Product Overview & Safety Architecture
The Schmersal RSS16-D-ST8H is a non-contact magnetic safety switch engineered for high-integrity guard door monitoring in heavy industrial environments. Featuring a stainless steel housing (AISI 316L) and IP69K-rated sealing, this device utilizes redundant Hall-effect sensors to detect coded magnets (ST8H actuator) with ±0.5mm positional accuracy. The "D" suffix denotes dual-channel OSSD outputs achieving Category 4/PL e (ISO 13849-1) safety integrity, while the ST8H actuator incorporates tamper-proof RFID coding to prevent bypass attempts. Rated for SIL 3 (IEC 62061) and ATEX Zone 2/22 (II 3G Ex tc IIIC T85°C Dc), it delivers failsafe machine shutdown within 15ms via force-guided contacts. With an operational temperature range of -40°C to +85°C, it withstands high-pressure washdowns and chemical exposure in food/pharmaceutical applications.
2. Critical Technical Specifications
- Electrical Parameters:
- Supply Voltage: 24V DC ±10%
- Safety Outputs: 2 OSSD PNP (3A @ 30V DC)
- Leakage Current: <0.1mA (EN 60947-5-3)
- Mechanical Properties:
- Switching Distance: 16mm nominal (ST8H actuator)
- Actuator Force: ≤5N (zero mechanical wear)
- Shock Resistance: 100g (IEC 60068-2-27)
- Environmental Resilience:
- Housing: AISI 316L stainless steel
- Protection: IP69K (100-bar water/steam resistant)
- Chemical Resistance: Resists acids/alkalis (pH 1-14)
- Certifications:
- ATEX/IECEx II 3G Ex tc IIIC T85°C Dc
- UL 1203 (Class I Div 2)
- EHEDG G8 hygienic design
3. Industrial Applications & Deployment Scenarios
The RSS16-D-ST8H excels in critical safety monitoring:
- Automotive Robotic Cells: Securing FANUC M-710ic access doors with RFID-coded actuators to prevent defeat
- Food Packaging Lines: Monitoring filler machine guards exposed to CIP/SIP cleaning cycles
- Pharmaceutical Isolators: Ensuring airtight containment in Grade A/B cleanrooms
- Chemical Mixing Stations: Zone 2 hazardous area compliance for solvent handling
- Mining Conveyors: Dust-ingress resistant position feedback for transfer chutes
Key advantages include corrosion immunity in salt-spray environments (tested per ISO 9227), vibration tolerance up to 55Hz @ 25 m/s², and EMC immunity (30V/m per EN 61000-6-2). Case study: Reduced false trips by 92% at BASF polymer plant versus mechanical switches.
4. Functional Advantages & Performance Features
- Zero Maintenance Operation:
Contactless sensing eliminates mechanical wear → 10M+ cycles without calibration - Advanced Diagnostics:
Dual-color LED indicators (green=locked, red=fault) + OSSD status feedback to PLC - Rapid Integration:
Tool-less mounting (M5 bolts) and plug-and-play M12 connectors (5-pin A-coded) - Safety Logic Integrity:
Cross-monitored detect sensor mismatches/field distortion within 2ms - Cost Efficiency:
50% faster installation vs. mechanical switches + no actuator lubrication required - Smart Compatibility:
Pre-configured for PROFIsafe/CIP Safety protocols via Schmersal AZM 300 controllers
| Parameter/Attribute | Specification/Description |
|---|---|
| Product Type | RFID-Coded Non-Contact Safety Switch (High-Temperature) |
| Model Number | RSS16-D-ST8H |
| Safety Standards | ISO 13849-1, IEC 62061, EN 60947-5-1, EN ISO 14119 |
| Safety Level | PL d (ISO 13849-1), SIL 2 (IEC 62061), Category 3 |
| IP Rating | IP69K (Stainless steel housing - withstands 100 bar/80°C steam jets) |
| Electrical Rating | 6A @ 250V AC (resistive) 6A @ 24V DC |
| Contact Configuration | 2 NC (Normally Closed) Forced-guided mechanism (EN 60947-5-1 compliant) |
| Operating Principle | 64-bit RFID Magnetic Sensing (Tamper-proof actuation, 4 million unique codes) |
| Sensing Distance | 2–15 mm (Adjustable via mounting) |
| Response Time | ≤20 ms |
| Housing Material | 316L Stainless Steel (V4A) Electropolished (Ra ≤ 0.8 μm), crevice-free design |
| Ambient Temperature | -40°C to +150°C (Continuous operation) Peak: 180°C for 30 minutes |
| Connection | 4-pin M12 Connector (A-coded per IEC 61076-2-101) |
| Supply Voltage | 24V DC ±10% (Standard) Optional: 110–230V AC (RSS16-A-ST8H variant) |
| Mechanical Life | Virtually unlimited (Non-contact technology) |
| Electrical Life | ≥100,000 cycles (at rated load) |
| Coding Security | Type 4 per EN ISO 14119 (High-security RFID prevents defeat) |
| Mounting | 2×M4 threaded holes (20 mm spacing) Laser-engraved alignment marks |
| Chemical Resistance | Resists: • CIP chemicals (up to 4% NaOH, 2% HNO₃) • Ethanol, H₂O₂, detergents |
| Shock/Vibration | Shock: 100g (6ms) Vibration: 10–500 Hz, 5g amplitude |
| Approvals | CE, UL, cULus, TÜV, EHEDG, FDA CFR 21, UKCA |
| Applications | Sterilization autoclaves, industrial ovens, pasteurizers, pharmaceutical cleanrooms |
Packaging & Shipping
Company Information
Xiamen ZhiCheng Automation Technology Co., Ltdit is a leading global supplier of control system components. We specialize in control systems and drives.
With many years of experience in the industrial sector, we consistently deliver the highest quality of spare parts.which make sure that all this jobs are
perfectly.
we are major in PLC,Sensors,HIM,Transmitters.
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