Clipper EX-1 Exhaust Temp Monitor & AlarmEX 1 Exhaust Temperature Monitor Alarm The EX 1 continually displays the exhaust gas temperature in wet exhaust systems giving advanced warning of potential problems. The EX 1 measures the exhaust gas temperature directly and displays it in degrees centigrade or Fahrenheit. Once the normal working temperature has been established a maximum temperature, a few degrees higher, can be programmed into the EX 1 which will then sound an alarm if that