Dissolved Oxygen Controllers & Transmitters

These controllers and transmitters are a great way to manage dissolved oxygen in your application. Choose the model that best fits your needs.

Check out our Accessories for Controllers and Transmitters!

DO1000 Controller New! — This dissolved oxygen controller is good for the maintaining your application. Choose from 110 Vac or 220 Vac.
TM100 DO Transmitter New! — This small transmitter is a great choice for logging dissolved oxygen. Use it on its own or in series with others.

Controllers

APT Instruments
P.O. Box 317
Rochester, IL 62563