FS-LB-I Pepperl+Fuchs Surge Protection Barrier 1-Channel M20 Thread

FS-LB-I Surge Shield: Hazard Zone Protector

Compact 1-channel surge barrier for explosive areas. M20-thread mounting, 10kA lightning defense, and SIL-rated safety.

Essential Defense Features

• ⚡️ 10kA surge stopping power (8/20µs)
• 🛡️ 500V isolation from ground
• 🔥 Certified for explosive atmospheres
• ⏱️ Ultra-fast 1ns reaction time

Surge Stopping Action

Instantly redirects lightning strikes and power spikes to ground. Holds signal voltage under 85V during surges.

Guards Against

Technical Powerhouse

Safety Certifications

Quick Installation

1. Screw into M20 x 1.5 port
2. Connect signal wires (max 0.4m)
3. Secure ground wire
4. Verify isolation >500V

Industrial Partners

Works with Siemens, Honeywell, Emerson systems. Fits Zone 0/1 hazardous locations.

Package & Delivery

• Includes: Barrier unit, mounting nuts
• Ships in 24h: FedEx/UPS/DHL worldwide
• Weight: 200g (lightweight)
• Warranty: 12 months

Real-World Protections

• Oil refinery lightning strikes
• Chemical plant power surges
• Gas compressor ESD events
• Outdoor sensors in storms

Maintenance Tips

Check ground connection every 6 months. Replace after >3 surge events. Works from -30°C to 60°C.

Common Questions

Q: Works with 4-20mA signals?
A: Yes, perfect for analog sensors

Q: Needs special grounding?
A: Requires low-resistance earth connection

Q: Weather resistance?
A: IP67 rating – withstands rain/dust