Hach RTC Standardized Combined Manuel D'installation page 6

Figure 1 IPC427E dimensions and connectors
1 On / Off switch
2 USB connector (4x)
3 RJ45 Ethernet connector (3x)
4 COM2 serial connector (optional)
5 COM1 serial connector (optional)
4.5 IPC477 overview
Figure 2 shows the IPC477 XX" overview and connectors. Refer to
cut out dimensions for the IPC477 XX".
6 English
6 Display connector (2x)
7 CFast card slot with cover
8 Protective earth connector
9 Power supply, 24 VDC
Table 1 for the dimensions and