Pneumatic connection, port 1 | G1/4 | ||
Note on materials | RoHS-compliant | ||
Material housing | Die-cast aluminium | ||
Actuator lock | Rotary knob with detent | ||
Design | Piloted precision diaphragm control valve | ||
Symbol | 991.540 | ||
Operating pressure | 1 bar ... 12 bar | ||
Max. pressure hysteresis | 0,02 bar | ||
Explosion protection | Zone 1 (ATEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 22 (ATEX) | ||
Note on operating and pilot medium | Lubricated operation not possible | ||
LABS (PWIS) conformity | VDMA24364-B1/B2-L | ||
Ambient temperature | -10 °C ... 60 °C | ||
Type of mounting | Front panel mounting In-line installation With accessories Either: |
Pneumatic connection, port 2 | G1/4 | ||
Material seals | NBR | ||
Size | 50 | ||
Mounting position | optional | ||
Controller function | Output pressure constant With secondary venting | ||
Pressure gauge (ANALOG) or Pressure display (DIGITAL) | Prepared for G1/8 | ||
Pressure regulation range | 0,1 bar ... 10 bar | ||
Standard nominal flow rate | 2.300 l/min | ||
Operating medium | Compressed air to ISO 8573-1:2010 [7:4:4] Inert gases | ||
Corrosion resistance class CRC | 2 - Moderate corrosion stress | ||
Media temperature | -10 °C ... 60 °C | ||
Product weight | 315 g |