MTL4521 Loop-Powered IS Barrier – Hazardous Area Safety Module

MTL4521: Safe & Simple Hazardous Area Control

Key Specs & Performance

• Input Voltage: 20-35V DC
• Output Voltage: 11.1V (min) to 24V (max)
• Current Limit: 48mA (min)
• Max Load: 232Ω
• Ripple: < 0.5% (very low noise)
• Power Use: 90mA at 24V
• Safety Ratings: Uo=25V, Io=108mA, Po=0.68W

Easy to Use

• LED status light (yellow = active)
• Works with simple devices (LEDs, sensors)
• No complex setup

Shipping & Support

• Warranty: 12 months
• Fast Shipping: FedEx, UPS, DHL

5 Expert FAQs

• Q: Can the MTL4521 power a small motor?
  A: No – only low-power devices like LEDs.
• Q: Does it work in Zone 1?
  A: Yes, and also Zone 0 & Div.1.
• Q: What happens if input voltage drops below 20V?
  A: Output may shut off.
• Q: Can I connect multiple loads?
  A: No – one load per MTL4521.
• Q: Is it waterproof?
  A: No – install in a dry enclosure.