Allen-Bradley 1771-IB Digital DC Input Module
Key Specifications
- Model: 1771-IB
- Type: 16-Channel Digital DC Input
- Input Voltage: 24 VDC ±10%
- Current Consumption: 10 mA per channel
- Response Time: <1 ms (typical)
- Isolation Voltage: 1500 VAC rms
- Operating Temp: -20°C to +60°C
Industrial-Grade Performance
This Allen-Bradley 1771 series module delivers exceptional reliability for harsh industrial environments in metallurgy, automotive manufacturing, and power generation applications. Features include:
- Gold-plated contacts for oxidation resistance
- LED status indicators per channel
- Short-circuit and overload protection
- NEMA 4X equivalent enclosure rating

Why Choose Stoker Automation?
With 20+ years in industrial automation, we maintain 5000m² warehouse stock for immediate shipment. Specializing in:
- 2-year warranty on most PLC components
- 24/7 technical support via WhatsApp or email
- OEM replacement for discontinued modules
- Custom configuration services
Serving global clients in 30+ industries since 2003. All products ship with quality certification and installation guidelines.








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