The Macurco 5100-08-IT-A1 is a network enabled chlorine dioxide gas sensor module with the brilliance to provide Sentry, 4-20 mA or Modbus output. This is a stand alone module with the intelligence to provide integral alarms, loaded with features you need. A gas detector with a Sierra Monitor pedigree, Factory Mutual approved and ready to manage your gas risk. The 5100-06-IT-A1 provides all the built-in features desired by instrumentation and safety professionals. The unit is equipped with an AL 3/4" NPT enclosure. The 5100-08-IT-A1 can be used as a 4-20 mA component or as a Modbus RTU node. For higher level system capabilities the module can interface directly to Sierra Monitor's Sentry Controller. As part of a Sentry system the user gains capability of system Modbus serial communications, extensive diagnostic features, area and zone alarm management, WebServer interface and multiplexing sensor connections.