With our accessories, you can upgrade meter types or meter functions through the use of Alpha Keys. You can also communicate with meters from a variety of manufacturers provided that their optical ports comply with either ANSI or IEC FLAG standards.
Alpha Keys
Easily upgrade meter types or functionality without returning the meter to the manufacturer.more

ITM3 option board
Supports outage reporting, intrusion & off-hook detection, line sharing, relay outputs, dual remote access, and extended memorymore

With a powerful rare-earth magnet, the UNICOM III probe securely attaches to your ANSI- or IEC-compatible optical ports. Elster offers a variety of connectors (including USB and DB-9).more