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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.

Features & Benefits:

Features Benefits
Guided 256 step, 40 profile ramp and soak programmable memory
  • Supports a wide range of processing applications
High-definition, four line LCD controller interface display
  • Simplifies setup and operation
Menu customization
  • Offers enhanced process monitoring
High-performance, 16-bit microprocessor
  • Precise process control
Universal inputs
  • Provides application versatility
Expandable modular construction
  • Field upgradable
Enhanced environmental chamber control
  • Supports humidity, compressor, boost heat/boost cool control
Cascade control
  • Provides precise two variable control

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Related Literature

Specification Sheets (6)

Software and Demos (10)

User Manuals (9)

White Papers (7)

Quality Certificates (1)

Agency Approvals (1)

Catalogs (2)



SERIES F4 Ramping Controller
SERIES F4 Ramping Controller
SERIES F4 Ramping Controller
SERIES F4 Ramping Controller