1PCS NEW ABB Single-phase voltage monitor CM-ESS.1S 1c/o, 3-600V, 24-240VAC/DC
Specifications
| Brand | ABB |
| Type | CM-ESS.1S |
| Model | CM-ESS.1S |
| MPN | 1svr430830r0300 |
| Controller Platform | 90-20 |
| Country Of Origin | Germany |
A nice touch is that ABB processors often have firmware updates available for years.