R120-J

Solid volume booster made of brass or bronze throughout with
a 1 to 1 transmission ratio.
R120-02J2 to R120-08J2 are diaphragm-operated.
R120-12J, R120-16J and R120-..J5 are piston-operated.

Media: compressed air, non-corrosive gases or liquids

Supply pressure: max. 50 bar, for liquids Delta p max = 25 bar

Pilot pressure:
max. 15 bar for R120-..J2,
max. 50 bar for R120-..J5
Ratio: 1:1
Pilot port: G1/4

Air consumption: without constant bleed
Relieving function: non-relieving, optionally relieving
Relief size: DN2 mm, optionally DN4 mm
Gauge port: G1/4 on both sides of the body, one screw plug supplied
Mounting position: any

Temperature range:
0 °C to 80 °C / 32 °F to 176 °F, FKM or EPDM
0 °C to 130 °C / 32 °F to 266 °F high temperature version,
for appropriately conditioned compressed air down to -20 °C / -4 °F,
optionally low temperature version down to -400 °C / -40 °F

Body: brass up to G1/2, bronze from G3/4 on
O-rings: FKM or optionally EPDM
Diaphragm: NBR/Buna-N with PTFE coating
Inner valve: brass