Valves, Controllers & Manifolds

Our range of calibration valves, pressure controllers and manifolds are designed to make calibration of pressure instruments quick and easy. Soft seated valves allow dependable leak free control and precision machined parts provide smooth and precise pressure adjustment. You'll be amazed at the difference a proper vernier controller makes to the speed of your calibrations.

Ralston QTCM Brass Pressure Calibration Manifold

• Ralston Quick-Test Male Connections
• Rated to 210 Bar / 3000 PSI
• Brass Construction
• Optional Complete Kit with Gauge Adapter, Hoses and Carry Bag

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Ralston QSCM Stainless Steel Pressure Calibration Manifold

• Ralston Quick-Test Male Connections
• Rated to 345 Bar / 5000 PSI
• Stainless Steel Construction
• Optional Complete Kit with Gauge Adapter, Hoses and Carry Bag

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Ralston QTVC-EN Pressure Volume Controller (210 Bar)

• Ralston Quick-Test Male Outlet & Fill Port Connections
• Choice of NPT or BSPP Gauge Adapters & Process Connections
•1m & 2m Low Volume Quick-Test Hoses
• Rated to 210 Bar / 3000 PSI

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Ralston QTVC Pressure Volume Controller (210 Bar)

• Ralston Quick-Test Male Outlet & Fill Port Connections
• Choice of NPT or BSPP Gauge Adapters & Process Connections
• 1m & 2m Low Volume Quick-Test Hoses
• Rated to 210 Bar / 3000 PSI

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Ralston QTHA-TEVR QTM x QTM In-Line Vernier

• Ralston Quick-Test Male Connections
• Rated to 345 Bar / 5000 PSI
• Brass Construction

$203.00 ex GST As low as: $196.00 ex GST
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Ralston QTHA-TEVR-HC QTM x QTF In-Line Vernier

• Ralston Quick-Test Male to Quick-Test Female Connections
• Rated to 345 Bar/5000 PSI
• Brass Construction

$207.00 ex GST As low as: $200.00 ex GST
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Ralston QTHA-TEVR-SS QTM x QTM In-Line Vernier

• Ralston Quick-Test Male Connections
• Rated to 345 Bar/5000 PSI
• Stainless Steel Construction

$330.00 ex GST As low as: $318.00 ex GST
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Ralston QTHA-TEVR-HC-SS QTM x QTF In-Line Vernier

• Ralston Quick-Test Male x Quick-Test Female Connections
• Rated to 345 Bar / 5000 PSI
• Stainless Steel Construction

$324.00 ex GST As low as: $312.00 ex GST
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Ralston Dual Port Benchtop Manifold (350 bar)

• Calibrate or compare two pressure instruments simultaneously
• Features Ralston Quick-test connections
• 5000 psi / 350 bar rated
• 316 Stainless Steel wetted parts

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Ralston Quad Port Benchtop Manifold (350 bar)

• Calibrate or compare up to four pressure instruments simultaneously
• Features Ralston Quick-test connections
• 5000 psi / 350 bar rated
• 316 Stainless Steel wetted parts

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