www.supplyht.com/articles/100061-sensaphone-remote-monitoring-system

Sensaphone remote monitoring system
January 10, 2017
Sensaphone’s Sentinel PRO remote monitoring system can interface with any HVACR equipment that uses a programmable logic controller with Modbus sensors. The system monitors, delivers alarms and logs data input/output points from third-party Modbus sensors, transducers and PLCs.
Sensaphone. www.sensaphone.com