Cascade Engineering Service offers many controller solutions to fit your requirements and budget. Watlow controllers provide effective replacement solutions to aging or outdated controllers with today's technology. These controllrs include the following capabilities: Remote control and data logging from a PC via RS-232 or RS-485, multi-function digital outputs and inputs, easy-to-use PID tuning cababilities with multi PID sets per channel, Retransmit of inputs or outputs, 4 languages, 40 ramping profiles with up to 256 steps, cascade control, humidity and altitude control, programable boost heat and cool control, real time clock with battery backup, high definition LCD display, and 2 alarm outputs individually controlled. Casade Engineering Service provides controller replacements starting at $2,500.00. Call today for a free quote @ 1-800-822-9910