Siemens SIMATIC HMI OP 77B Operating Instructions Manual page 8

2 Y H U Y L H Z
1
2
1 Memory card holder
2 Memory card slot for an MMC
3 Slot for wrench
4 Guides for the labeling strips
5 Rubber seal
Figure 1–2 Side view
1
1 Connection for the power supply
2 RS 422/RS 485 interface
(MPI/PROFIBUS DP-interface)
3 Ground connection
4 RS 232 interface (serial interface)
5 USB interface
Figure 1–3 Bottom view
1–2
Release 03/2004
3
4
5
3
2 3 4 5
Operating Instructions (Compact) OP 77B
6AV6691-1EA01-0AB0