The 400 and 401 series temperature controllers from Gefran are an advanced controller featuring self-adjusting and self-adapting functions for easy and precise use. Also featuring soft start as well as an auto and manual function, the 400 series is versatile and easy to implement into any range of heating and cooling systems.

Featuring a simple 4-digit display with configurable universal input on front panel. The facia features 4 10mm high green LED characters with four control keys. In addition to the facias character read out, the controller also features a two colour LED deviation bar graph for quick and easy representation of program deviation.

The main measurement input is universal, allowing various types of sensors to be connected to the controller for added versatility making the 400 series a key tool in any control system. The unit is equipped with 2 x relay outputs for hot, cold or hot and cold regulation outputs and/or for alarm outputs. The controller’s alarms can be configured by the user as required.

Suitable for use in a variety of industries and applications, the 400 series temperature controller can use used in packaging machines, ovens and jewellers' equipment, rubber presses, labelling machines, food processing industry, and magnetic card printing machines. This list, although not exhaustive, shows the range of application opportunities provided by this Gefran temperature controller.

• LED deviation indication
• Universal input
• Auto and self-tune as well as soft-start and manual functions
• Configurable alarms
• Improved accuracy
• IP65 facia
• Compact 48 x 48 mm controller
• Universal 1/16 DIN mounting system

The 401-R-R-R-0-0-0-0 model from Gefran features two configurable relay outputs and requires an 11 – 27 V ac/dc power supply to operate.

Gefran Series 400, 600, 650, 1000, 1200 & 1250