6
Housing, display and control elements
1 - Meter cover sealing screw
2 - Reset button, sealable
3 - Call-up button
4 - Optical data interface D0, optical call-up button, left
5 - Test LEDs
6 - Space for transformer plate (for transformer connected meters only)
7 - Terminal cover, sealable
8 - Terminal cover sealing screw
9 - Meter cover, sealable
10 - LC display