R1-A P&ID Schematic

ISO 14617-2
R1-A: Single-Stage Roughing Rig — P&ID (ISO 14617-2) R1-L-VENT R1-L-FL R1-L-EXH ATM ~950 mbar R1-FLT-VENT CLOSED R1-V-VENT R1-CH ~950 mbar PI Pirani R1-G-CH CLOSED R1-V-ISO R1-P-RP R1-P-RP OFF R1-FLT-EXH ATM PI baro R1-G-BX ~950 mbar Wall-mounted ISO 14617-2 Symbol Key Ball valve (filled circle = ball element) Angle valve (chevron = 90-degree flow path) Gate valve (plain bowtie) [R2-A/R3-A] Pump (circle + rotation) PI Instrument (PI = Pressure Indicator) Filter (diamond + screen line, ISO 14617-2) VENTED — System at Atmospheric Pressure All valves closed. Pump OFF. Chamber at ~950 mbar (Selkirk elevation). Safe resting state.

R1-A Overview

ISO 14617-2 P&ID
Components6 core + 2 inline
Pressure RangeATM (~950 mbar) to ~10⁻² mbar
Primary FlangesKF25 (NW25)
Gauge FlangeKF16 (via reducer)
System States3 + Controlled Vent
Click any component for detailed specifications. Use the state buttons above to see valve positions and flow paths for each operating mode.
ISO 14617-2 defines graphical symbols for process diagrams. This P&ID uses standard valve, pump, instrument, and filter symbols as specified in the standard.
Chamber
Valves
Gauges
Pump / Baro Ref
Filters
Valve OPEN
Valve CLOSED
ROUGHING: R1-CH → R1-V-ISO → R1-L-FL → R1-P-RP → R1-FLT-EXH → ATM
VENT: ATM → R1-FLT-VENT → R1-L-VENT → R1-V-VENT → R1-CH