Where high requirements in accuracy, stable regulation and durable building quality are necessary.
Through different valve seat diameters, as well as various adjusting springs, these pressure control valves can be individually adjusted to the requirements needed e.g. as tank ventilation regulators and burning and heating gas regulation.
To identify the correct order code for your FHR250
Start with the model number, then add the appropriate number options from columns A, B & C in the table below followed by the gas to be used.
FHR250-1-1-S1-Argon specifies a FHR250 model with 6.3mm seat, 8-15 mbar outlet pressure & no blow-off valve, for use with Argon gas.
A |
B |
C |
Seat Size |
Outlet Pressure Ranges |
Blow-Off Valve |
1 = 6.3mm |
1= 8-15 mbar |
S1 = without |
2 = 9.5mm |
2 = 14-20 mbar |
S2 = with |
3 = 12.7mm |
3 = 20-35 mbar |
|
4 = 16.0mm |
4 = 35-70 mbar |
|
5 = 19.0mm |
5 = 70-140 mbar |
|
6 = 22.0mm |
6 = 100-170 mbar |
|
7 = 25.0mm |
7 = 140-210 mbar |
|
8 = 32.0mm |
8 = 210-345 mbar |
|