34 Keysight Models 6811C, 6812C, and 6813C Quick Start Guide
The Rear Panel - At a Glance
Rear Panel Connections (see “Chapter 3” in the User's Guide for details)
1 INH (Remote Inhibit) TTL input signal for externally disabling the power source.
FLT (Discrete Fault Indicator) TTL output signal when there is a device fault.
2 RS-232 connector for remote controller.
3 TRIGGER BNC connectors for external trigger inputs and source trigger outputs.
4 GPIB connector and GPIB cable for remote controller.
5 SENSE connections for remote voltage sensing at the load.
6 LAN connection. Connects to the 10/100 Base-T interface.
7 USB connection.
8 Airflow vents must not be blocked.
9 LINE RATING label specifies power source required by the power source.
10 AC Line Input connections from the power source.