CONSTRUCTION MATERIAL
| Parts | Material | |
| Wetted parts | Body | SS 316L,VAR |
| Seat | PCTFE, PVDF, VESPEL® | |
| Diaphragm | Phynox® | |
| Non-wetted parts | Backup diaphragm | Phynox® |
| Handwheel | Aluminium (QT) or Plastic (MT) | |
| Actuator Body | SS 316L or Aluminium | |
| Others | Stainless Steel, Alloys and brass |
SURFACE FINISH
| S | V |
| Ra 0.4 μm (15 μin) | Ra 0.25 μm EP (10 μin) |
TEMPERATURE RANGE
| Seat (Actuation type) | Temperature Range |
| PCTFE / PVDF (manual & pneumatic(1)) | -40°C to +65°C (-40°F to +149°F) |
| Vespel® (manual & pneumatic(1)) | -40°C to +150°C (-40°F to +302°F) |
(1) -20°C pneumatic versions
VALVE VERSION / MAX. WORKING PRESSURE
| Valve | Max. working pressure |
| RX08 (LM) Multiturn handwheel(2)(3) | 20 bar |
| RX08 (HM) Multiturn handwheel(2)(3) | 240 bar |
| RX08 (LQ) Quarter turn handwheel(2) | 20 bar |
| RX08 (HQ) Quarter turn handwheel(2) | 240 bar |
| RX08 (LP*) Pneumatically actuated | 20 bar |
| RX08 (HP*) Pneumatically actuated(4) | 240 bar |
(2) FT (Panel Mounting) option available
(3) MSF LOTO option available
(4) Position indication switch available
All specifications subject to change without notice.
| Max. working pressure | See table above |
| Pneumatic actuator opening pressure | 5 to 7 bar |
| Temperature range | See table above |
| Flow capacity (cv) | 0.5 |
| Nominal seat diameter | 8 Mm |
| Wetted volume | < 1.6 cm3 |
| Burst pressure | > 700 bar |
| Certified max. helium outboard leak rate | ≤ 1 x 10-9 M bar l/s |
| Certified max. helium across the seat leak rate (at max. pressure) | ≤ 1 x 10-9 mbar.l/s |
| Certified max. helium inboard leak rate (at max. pressure) | ≤ 1 x 10-9 mbar.l/s |
Surface finish | Maximum delivery pressure | Porting configuration | Body material | Seat material | End connection | Options | |
RX08 | S | LM | 2W1 | - | K | V 3/8 F | FT |
