Schneider BACnet Direct Digital Controller b3800 Building Automation
The Schneider Electric BACnet Direct Digital Controller b3800 is a standalone, freely programmable BACnet MS/TP and BACnet/IP controller designed for general-purpose building automation applications including HVAC plant, air handling units, and utility systems.
Key Specifications
| Part Number |
b3800 |
| Protocol |
BACnet MS/TP and BACnet/IP (dual-port) |
| I/O Configuration |
Universal inputs/outputs (configurable per application) |
| Programming |
Freely programmable via StruxureWare Building Expert |
| Power Supply |
24 VAC/VDC |
| Memory |
Non-volatile flash memory for program and data retention |
| Communication |
RS-485 + Ethernet |
| Compatibility |
Schneider Continuum, EcoStruxure Building |
Applications
Used as the field-level controller for large AHUs, central cooling plants, boiler rooms, and building utility management systems. The dual-port BACnet capability enables both floor-level peer-to-peer communication (MS/TP) and direct IP supervisor connection without an additional router.
Freely programmable logic supports complex PID control, interlocking, alarm management, and trending. Widely specified by MEP consultants for mixed-vendor BMS projects.
Brand new, original Schneider Electric product.