Steca TR A502 TT controller Solr4U

5 inputs, 2 outputs

Product features

- Compact, multipart designer casing
- Installation versions: Solar pump stations, wall installation, mounting rails
- Wave packet (Triac) and pulse width modulation (PWM) ensure electronic RPM control
- High level of operational safety through fault diagnosis
- Hours-of-operation logger
- Software update possible
- Daily pump start
- Screw terminals allow universal and rapid installation
- Low power consumption thanks to universal and widerange switched-mode power supply
- Variable input voltage range for worldwide controller deployment
- Electronic overloading control and protection

Displays

- Multifunction graphical LC display with backlighting
- Animated representation of the systems and operating states

Operation

- Non-verbal menu navigation
- Manual switch for manual, auto, off

Functions

- Heat quantity (pulse generator, determination)
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