Figure 2-6 Single Master-Multiple Slave Triggering - Keysight U2781A User Manual

Features and Functions 2
Configuration with combination of Keysight U2300A, U2500A, U2600A
Series DAQ and U2700A Series modular products
With one DAQ configured as Master, all of the other U2700A Series modular
devices can only be configured as Slave to receive the event of the signal as
shown in Table 2-2.
Figure 2-6 Single Master–multiple Slave triggering
Table 2-3 shows some examples of supported and not supported configurations.
Keysight U2781A User's Guide 33