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Designed to control the switching of a digital (open/closed)  heating valve.

8 Bit Analog control supplied with one NTC 10K (@25oC) B3435 Thermistors 

Incorporates auxillary control from overloads, em-stops etc...

Full screen HMI status of all current conditions (Text format).

Manual Backwash Automation

Hi Temp Safety Shut Off for heat exchangers and pool return temps.

Requires additional 24VDC power supply.



10 Bit Analog Module Upgrade is also available for PT100 compatability and advanced valve (analog or PWM) heating valve modulating features including valve temperature modulation and feedback monitoring. Pricing dependant on end user requirements.



We can also custom progran an HMI for this product.

Spa/Pool Controller - Zelio

  • PLC Relay Module includes custom programming.

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