The Honeywell (formerly Mercury Instruments) TCI is a very popular temperature-compensating index for gas flow meters.Ā  Because it is equipped with solid-state pulse outputs, it can be connected to Ethernet-based SCADA systems via the SCADAmetrics EtherMeterĀ®. If you would like to connect a TCI-equipped gas meter to your SCADA, Telemetry, or Building Automation system — Read More →