TRIG:ACQ:MSYN
Sending this command to any of the synchronized PLZ12005WH/PLZ20005WHs starts measurements simultaneously on the synchronized PLZ12005WH/PLZ20005WHs.
TRIG:ACQ:SOUR must be set to MSYNc on PLZ12005WH/PLZ20005WHs that you want to synchronize.
Command
TRIGger:ACQuire:MSYNc[:IMMediate]