Brooks Instrument Mass Flow Controller Readout and Control Unit, Model 5878. Four channel. Flowrate is indicated by 3.5 digit LED display, calibrated in percentage of flow.
Omega Flow Control Unit FMA-DV-T. Single channel, 0-100.
Aalborg thermal mass flow meters (3) with controller AFC 2600 series. 3 flow meters: 0 to 50 ml/min N2 flow, 0 ro 50 sccm N2 and 0 to 50 SCCM O2.
SCU Mass Leybold Inficon Quadrex 200 Filter Control
MKS Instruments Mass-Flo Controller 1179a. Range: 200SCCM, Gas: N2
Brooks Instrument 5896 Mass Flow Control Readout.Controls and indicates flow rate of single mass flow controller. 3-1/2 digit LED indicator. Local or remote command capability. Remote output. Display range: 0.200 to 1999. Accuracy : ±0.5%.