CO-EC - Obsolete

The CO-EC series has been replaced by the TG series.  The TG series has signifcant improvements including::

  • Digital replaceable sensor elements
  • Combination CO/NO2 in a single enclosure
  • Rugged enclosure choice of plastic or metal
  • LCD, LED displays
  • Programmable relay outputs for direct fan control



Product improvement is a continuing process at Senva. The following products have been discontinued.

Product
CHTOL-G Outdoor CO2/RH/Temp transmitter with 10k type 3 & 11k shunt
CHTOL-H Outdoor CO2/RH/Temp transmitter with 3k thermistor
CHTOL-I Outdoor CO2/RH/Temp transmitter with 2.2k thermistor
CHTOL-J Outdoor CO2/RH/Temp transmitter with 1.8k TAC thermistor
CHTOL-K Outdoor CO2/RH/Temp transmitter with 20k NTC thermistor
CHTOL-L Outdoor CO2/RH/Temp transmitter with 100k thermistor