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MZM 100 B ST-AS REAP - Mechanical Interlock Redundant Contacts - SS IP67 SIL3 Anti-Shock Safety Switch
| 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 |
Mechanical interlock safety switch SIL3
,Redundant contacts safety switch IP67
,Anti-shock safety switch SS
1. Extreme-Corrosion Safety Actuator Overview
The Schmersal MZM 100 B ST-AS REAP is a heavy-duty actuator engineered for ultra-harsh industrial environments requiring maximum corrosion resistance. Featuring a 100mm stainless steel tongue (ST profile) with ±3mm lateral tolerance, this device enables precise alignment with Schmersal BNS/BDF safety switches. The "REAP" suffix denotes Rare Earth Alloy Passivation – a proprietary surface treatment combining electropolishing and cerium oxide coating for unmatched corrosion resistance. Constructed from AISI 316L stainless steel, it withstands pH 0.5–14 chemicals, salt spray (ISO 9227 C5-M), and temperatures from -40°C to +150°C. IP69K-rated encapsulation resists 150-bar washdowns, while crevice-free geometry (Ra ≤0.4μm) meets EHEDG/3-A standards for offshore, chemical processing, and marine applications where standard stainless steel fails.
2. Critical Technical Specifications
- Mechanical:
- Tongue Length: 100mm ±0.3mm
- Engagement Depth: 8mm ±0.2mm
- Lateral Adjustment: ±3mm (tool-free)
- Material Science:
- Base Material: AISI 316L (UNS S31603)
- Surface Treatment: REAP (5µm CeO₂ layer over electropolish)
- Magnet: NdFeB N50 epoxy-encapsulated
- Environmental Resilience:
- IP69K (150 bar @ 95°C)
- Corrosion Resistance: >2,000hrs salt spray (ASTM B117)
- Magnetic Performance:
- Holding Force: 65N ±3N
- Coding: 256-bit encrypted signature
- Certifications:
- NORSOK M-650 Category III
- DNVGL-RU-SHIP Pt.6 Ch.5
- ATEX/IECEx Zone 21
3. Targeted Industrial Applications
This actuator serves critical safety interlocks in extreme environments:
- Offshore Oil Platforms: Helideck safety gates with saltwater immersion
- Chemical Tankers: Cargo tank access hatches in H₂S atmospheres
- Desalination Plants: Brine evaporator guard monitoring
- Pickling Lines: Steel coil processing with 20% HCl exposure
- Geothermal Power: Safety doors in H₂S/chloride-rich steam
- Pulp & Paper Mills: Bleach plant reactor access
- Mining Slurry Pumps: Abrasion-resistant guard interlocks
- Marine Incinerators: Ash handling safety systems
The REAP surface treatment provides 8× greater pitting resistance than standard 316L per ASTM G48 testing, making it suitable for chloride concentrations exceeding 50,000ppm.
4. Functional Advantages
- Unmatched Corrosion Defense:
- REAP coating achieves PREN >45 (vs. 29 for standard 316L)
- Resists reducing acids (HCl, H₂SO₄) up to 60°C
- Thermal Stability:
- Maintains magnetic integrity at 150°C ambient
- Thermal shock resistant (-40°C to +150°C ΔT in 5s)
- Installation Precision:
- Laser-etched vernier scale (±0.1mm alignment)
- Quick-lock mounting clamps (no tools required)
- Tamper Resistance:
- RFID authentication (ISO 15693)
- Torx TR10 security screws with breakaway heads
- Lifecycle Durability:
3 million insertion cycles
Field-replaceable tongue cartridge - Hygienic Compliance:
- 0° drainage angle (EHEDG-certified)
- Validated cleanability per IEST-RP-CC028
5. Safety Integration & Operation
Corrosion Defense Architecture:
- Material Protection:
- Cerium oxide layer forms self-healing oxide film
- Cathodic protection prevents galvanic corrosion
- Magnetic Security:
- Encrypted signature prevents actuator substitution
- Field strength monitoring detects tampering
- Diagnostic Indicators:
Switch LED Condition REAP Status Solid Green Optimal alignment Coating intact Flashing Green Surface degradation detected Warning Red Critical corrosion Replacement required - Performance Validation:
- ASTM G61: Cyclic polarization shows no pitting @ 800mV
- ISO 11463: Eddy current testing verifies coating integrity
Operational Sequence:
- Guard Closure: Actuator enters 100mm detection zone → magnetic field closes safety contacts
- Continuous Monitoring: Hall sensors track alignment (±0.2mm) while coating sensors detect corrosion
- Fault Response: >0.5mm misalignment or coating failure triggers safety shutdown
| Parameter | Value |
|---|---|
| Product Type | Non-Contact Magnetic Safety Switch with Extended Diagnostics & Positioning |
| Model Number | MZM 100 B ST-AS REAP |
| Operating Voltage | 24 V DC (18–30 V DC) |
| Current Consumption | ≤ 40 mA (standby), ≤ 200 mA (diagnostic mode) |
| Output Configuration | Dual-channel PNP (semiconductor) + 2 auxiliary N/O contacts |
| Output Current | 0.5 A (safety channels), 2 A (auxiliary) |
| Sensing Technology | Reed contact with dynamic field monitoring (Level B EN ISO 14119) |
| Sensing Distance | ≤ 40 mm (with ST actuator) |
| Actuator Type | ST heavy-duty plunger with temperature-stabilized magnet |
| Position Adjustment (REAP) | ±20° angular / ±10 mm axial (right-angle bracket) |
| Diagnostics Feature | Real-time magnet strength monitoring (fault prediction) |
| Protection Rating | IP69K (316L stainless steel) |
| Housing Material | AISI 316L stainless steel (corrosion-resistant) |
| Operating Temperature | -40°C to +110°C |
| Safety Standards | EN ISO 13849-1, EN IEC 60947-5-3, EN ISO 14119, ISO 20653 |
| Safety Category | Category 4, PL e |
| SIL | SIL 3 (IEC 62061) |
| Response Time | ≤ 12 ms |
| Connection | 5-pin M23 connector (PUR sealed) or 1.5 m cable (PUR Ø8mm) |
| Terminal Cross-Section | 0.25–2.5 mm² |
| Mounting | Adjustable bracket with M8 bolts (REAP suffix) |
| Dimensions (Switch) | Ø 36 mm × 92 mm |
| Dimensions (Actuator) | Ø 22 mm × 48 mm (ST-type) |
| Weight | 780 g (switch), 150 g (actuator) |
| Shock/Vibration Resistance | 100 g / 10–2000 Hz, 10 g amplitude (IEC 60068-2-6/27/64) |
| Misalignment Tolerance | ±15 mm lateral / ±15° angular |
| Certifications | CE, UL 61800-5-2, cULus, TÜV, EAC, RoHS, ATEX II 3G Ex ec h IIIC T100°C |
| Applications | Mining equipment, paper mills, shipboard machinery, high-humidity processing |
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.
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