ir33 smart - IR33C7HB0E electronic controller for normal and low temperature ventilated refrigeration units
IR33V9HR20 Carel | Carel IR33 Panel Mount PID Temperature Controller, 76.2 x 34.2mm, 1 Output Relay, 115 → 230 V ac Supply Voltage | 783-4715 | RS Components
IR33V7LR20 | Carel IR33 Panel Mount PID Temperature Controller, 76.2 x 34.2mm, 1 Output Relay, 12 → 24 V ac Supply Voltage | RS
![HOW TO FIX E1 ALARM OF CAREL IR33 DIGITAL THERMOSTAT OF COMMERCIAL REFRIGERATORS (ENG/TAG) - YouTube HOW TO FIX E1 ALARM OF CAREL IR33 DIGITAL THERMOSTAT OF COMMERCIAL REFRIGERATORS (ENG/TAG) - YouTube](https://i.ytimg.com/vi/wFbyn5QWzrU/sddefault.jpg)