021416L-PV

"Vessel require to order one spare set of P/V valve.

Working pressure 22KpA, vacum -3.5Kpa.

See details in attached file.

Please issue calibration certicate.

Pls be informed we need P/V for 200 mbar and -35 mbar

See serial number below

S.N. 2388-21564 2389-21523 2317-33477" NA NA.NA.NA

Siemens Instrumentation