bacbus

BacBus puts a BACnet/IP and Modbus/TCP toolkit in your pocket. Whether you're commissioning a new install, troubleshooting a rooftop unit, or verifying a controller in the field, BacBus connects you to your building network in seconds — no laptop, no proprietary gateway, no clunky software. DISCOVER Scan your network and find BACnet/IP devices instantly. BacBus reads the objects other tools miss — where some scanners come back empty, BacBus pulls the full object list so you can see exactly what's on the wire. READ Poll live values from any point. Watch present-value, status flags, units, and object names update in real time. Read is always free. CONTROL (Pro) Write to points and command overrides right from your phone. Test a damper, force a setpoint, or verify a sequence on site — no truck roll back to the laptop. MODBUS/TCP Connect to any Modbus/TCP device, scan registers, and read or write coils and holding registers. Works with sparse and non-standard register maps. BUILT FOR THE FIELD • Fast, native interface that works on cellular or site Wi-Fi • No account required to start scanning and reading • Handles real-world devices from major manufacturers • Designed by a controls integrator, for controls integrators FREE TO START Scan and read as much as you want, free. Unlock point control (writes and overrides) with a single one-time purchase — no subscription. Download BacBus and turn your phone into the only field tool you'll reach for.