HEXING HXE12-DL - Alarm LED Indication; Communication Interface; Optical Communication

User manual for single-phase meter
10
LED support configurable into always on or off, default is always off.
8.2 Alarm LED indication
When tamper events occur, alarm LED will light on all the time. When tamper
events cleared, alarm LED will light off.
The alarm event can be configured as below: Reverse, Terminal cover open, Meter
cover open.
9 Communication interface
The meter can be equipped with an optical port interface.
9.1 Optical communication
Comply with IEC62056-21 optical communication physical interface standard.
Front view of optical port
Signal wavelengths: 900nm~1000nm(infrared).
The optical port of the meter has bayonet in order to well fix the optical head, to
ensure the communication accuracy and to avoid the drop of optical head by force.