Series F4 Ramping Controller

The SERIES F4 1⁄4 DIN industrial ramping temperature controller meets the requirements of the most demanding ramp soak controller processing applications. Easy to set up and operate, the ramp soak controller’s programming features and proven performance capabilities are ideally suited for environmental chamber or furnace and oven applications. Single and dual channel versions are available.

Competitively-priced, the SERIES F4 ramping temperature controller features a four line, high-definition LCD interface display for quick and easy profile programming and controller configuration. Its 16-bit microprocessor ensures accuracy and delivers performance advantages you can count on from a Watlow controller.


Control/Limit Loops:  2/0
Alarms:  2
Mounting:  1/4 DIN front panel
Max Output:  2A
Phase Configurations:  1
Ambient Operating Range:  0 to 55°C  (32 to 130°F)
Agency Approvals:  UL®/C-UL®, NEMA 4X, IP65, CE
Communication Protocols:  Modbus® RTU
Display Height:  1.75 in. (44 mm) combined
Warranty (years):  3
Note: The specifications in the table above are best available values in each category. Not all combinations of these values are available in a single model number.