PCR - Portable Calibration Rig

Brand: Michell Instruments

Tags: PCR, Portable, Calibration, Rig, Michell, Instruments

The PCR from Michell is a transportable gas blender in a flight case, suitable for calibrating a multitude of gas analyzers at virtually any location and has been designed to allow the blending of two or three gases to the required concentration.
High quality ‘Select Series’ Mass Flow Controllers have been utilized to allow the best accuracy of the blend and allow the user to switch between background gases.

Each channel has a filter, isolation valve, needle, valve, pressure gauge and a flame arrestor for added safety. The blending chamber ensures a complete mix without laminar flow. Swagelok^® quick-connect fittings are employed for speed and ease of use.

The unit is supplied with a small universal power supply and weighing just 23kg with wheels and a retractable handle means it is suitable and convenient for air travel.

Product Features

Blends two or three gases from Air, O₂, N₂, CO₂, CH₄ & H₂
Select series MFC’s programmed with all the above gases
Flame arrestors fitted for additional safety
Quick-Connect fittings, wheels and retractable handle for ease of use
Rugged case that is water-tight (with lid closed & locked)

Technical Specifications

Performance
Gases Available*	Air, O₂, N₂, CO₂, CH₄ & H₂
Flow Rate	30 to 1500 ml/min (0.06 to 3.17 scfh) per MFC
Blend Time	Allow 5 mins for each blend to stabilize and flush through the mixing chamber and transit line
Ambient Temperature	0 to +45°C (+32 to +113°F)
Ingress Protection	IP66 with lid closed and locked
Warm-up Time	30 minutes
Dimensions	624 x 498 x 297mm (h x w x d) (lid closed)
Weight	23kg (50.7 lbs)
Pressure	Safe working pressure: 3 barg (43.5 psig)
Power Supply	15 V DC from a universal power supply
Gas Connections	QC4 bulkhead stem with shut off - 6mm Primary + O/P SCII cleaned
*Other gases may be programmed by the user if required