Applications
· Fuel cell
· Electrolyzer
Features
· Proportional valve
· Linear flow characteristic
· Integrated shut-off valve
· Customized interface
· Suitable also for blower & JetPump
Technical Data
| H2 Flow Control Valve (H2FCV) | |
| Nominal diameter | 3.2 mm |
| Valve range | 9 to 16 V |
| Control current range | 1.2 to 2 A |
| Inlet pressure | up to 18 barA |
| Burst pressure | 110 bar |
| H2 flow | 4.4 g/s @ Δp = 3 bar |
| Temperature range | -40 to 95 °C |
| Actuation | PWM (Peak & Hold) |
| Protection class | IP6K9K |
| Response time | ca. 20 ms |
| Hysteresis (10…90% @ 350 Hz) |
< 10 % FS |
| Linearity (10…90% @ 350 Hz) |
< 10 % FS |
| H2 leakage | 5E-4 mbar l/s |
The above specifications apply to the standard versions. Other versions are available on request.