Meter overview: EM3100 series
| A | Modbus communication port | |||
| B | Modbus communication LED | |||
| C | Display with white backlight for measurement and configuration | |||
| D | Scroll through screens or a list of options | |||
| E | Confirm entry or access more screens | |||
| F | Cancel and go back to previous screen | |||
| G | L1, L2, L3, N | |||
| H | Energy pulse LED | |||
| I | Status LED: on / off / error | |||
| J | Sealing points (3) | |||
| K | Sealable covers (2) | |||
| 
 NOTE: The sealable covers must be installed and sealed to the sealing points
                              with the steel cable. Use steel cable with 1.6 mm (1/16 in) diameter
                              and 152.4 mm (6 in) adjustable length for sealing. | ||||