ROTRONIC MBW 973 - Manual (Page 29)

Measurement Tips 25
Hose Input and Output
Preferred Connections
When comparing two or more instruments, make the connections in parallel.
Pr
Pump Flow
Pr
Pump Flow
Troublesome Connections
Never connect instruments in series, because of the interference between the two instruments.
Pr
Pump Flow
Pr
Pump Flow