Armstrong The Brain DRV80 Manuale di installazione e funzionamento - Pagina 3
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Modbus is a well established protocol that is commonly used and ideally suited for connecting multiple devices in a commercial
/ institutional or industrial environment. This is largely because of its resilience when it comes to electrical interference. The
Brain's
®
interface is designed for serial communications protocols, but can be configured to communicate with a BAS (Building
Automation System) using Modbus protocols. When configured for Modbus, the Brain
Unit) that is monitored by the BAS.
The following is a guide for connecting the Brain (DRV25/DRV40/DRV80) to a BAS using a Modbus RTU protocol. Please
review the appropriate Brain Installation and Maintenance guide available at www.armstronginternational.come/brain to
familiarize yourself with the product specification and installation before attempting to connect the BAS.
Armstrong International
IOM-776
Brain
®
Modbus Networking
acts as an RTU (Remote Terminal
®