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Summary of Contents for Ralston Instruments DV0V
- Page 1 EN Vacuum Cylinder Hand Pumps (DV0V) Operation Manual For all models of DV0V Vacuum Cylinder Hand Pumps...
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Page 3: Table Of Contents
Table of Contents Specifications ................2 Requirements................3 Important Safety Notices ............4 Vacuum Cylinder Hand Pump Overview ........5 Setting Up ..................6 Calibration ..................10 Venting System ................13 Storage and Transport ..............14 Maintenance ................15 Troubleshooting ................16 Support ..................17... -
Page 4: Specifications
Specifications Vacuum Range 0 to 23 inHg (0 to 584 mmHG) Media Vacuum Reference Port Male Ralston Quick-test™ inlet port, no Check Valve, brass Vacuum Inlet Port Male Ralston Quick-test™ inlet port with cap and chain, brass Temperature Range 0 to 130 °F (-18 to 54 °C) Seal Materials Buna-N, Delrin, Teflon Construction... -
Page 5: Requirements
Requirements ", 15mm * ralstoninst.com/adapters What you need to use your Vacuum Cylinder Hand Pump: 1. Device Under Test 2. Wrench 3. Thread Tape 4. Ralston Quick-test™ Adapters 5. Ralston Quick-test™ Hose 6. Pressure Reference... -
Page 6: Important Safety Notices
Important Safety Notices Important Safety Notices WARNING: Do not exceed Maximum Working Pressure for this product or damage may result. WARNING: Device under test should be isolated from the process, vented and vent valve closed prior to use. WARNING: Do not attempt to operate this pump until you have read and fully understand the instructions and hazards of the product. -
Page 7: Vacuum Cylinder Hand Pump Overview
Vacuum Cylinder Hand Pump Overview Back Front 1. Pumping Piston 2. Vacuum Reference Port 3. Bleed Valve 4. Vacuum Inlet Port 5. Fine Adjust Piston 6. External Check Valve 7. Internal Check Valve... -
Page 8: Setting Up
Setting Up Connecting Reference Gauge Male NPT Reference Gauge 1. Reference Gauge with NPT male connection 2. NPT Female Ralston Quick-test™ Gauge Adapter 3. Ralston Quick-test™ Hose 4. NPT Female Ralston Quick-test™ Adapter... - Page 9 Male BSPP Reference Gauge 1. Reference Gauge with BSPP male connection 2. BSPP Washer 3. BSPP Female Ralston Quick-test™ Adapter 4. Ralston Quick-test™ Hose 5. BSPP Female (RG) Ralston Quick-test™ Adapter...
- Page 10 Female NPT Pressure Reference Gauge 1. Reference Gauge with NPT female port 2. NPT Male Ralston Quick-test™ Gauge Adapter 3. Ralston Quick-test™ Hose 4. NPT Male Ralston Quick-test™ Adapter...
- Page 11 Connecting Device Under Test (DUT) Isolate the Device Under Test (DUT) from the process and vent DUT prior to connecting to it. 1. Device under test (DUT) 2. NPT Male Ralston Quick-test™ Adapter 3. Ralston Quick-test™ Hose...
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Page 12: Calibration
Calibration Prepare the Pump Open Bleed Valve. Set Fine Adjust to 50%. 100% Close Bleed Valve. - Page 13 Increase Vacuum Test point Pump to just below test point. Fine-adjust to exact test point. Repeat steps 1 through 2 for each test point up-scale.
- Page 14 Decrease Vacuum Test point Slowly bleed to just above the test point. Then, close Bleed Valve. Fine-adjust to exact test point. Repeat steps 1 and 2 for each test point down-scale.
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Page 15: Venting System
Venting System When finished testing, open the Bleed Valve and vent the system. -
Page 16: Storage And Transport
Storage and Transport * Ralston Pneumatic Cylinder Hand Pump Carrying Case (DP0V-CASE). Sold separately. -
Page 17: Maintenance
Maintenance Maintenance Interval Every 300 uses or 3 months Maintenance Procedure • Lubricate internal Check Valve by removing pumping piston and internal Check Valve. Squirt 2 ml of oil into the threaded end of the Check Valve and reassemble. When the pumping piston is pumped the oil will be pumped through the internal Check Valve. -
Page 18: Troubleshooting
Troubleshooting The pump will pull a vacuum, but vacuum slowly decreases If the pump will pull a vacuum, but vacuum slowly decreases, then there is an external leak. Follow these instructions to locate and repair the leak: 1. Connect the pump to a Device Under Test (DUT) with a Ralston Quick- test™... -
Page 19: Support
Support Hours: 8:30 am – 5:00 pm EST Phone: 1 440-564-1430 • Toll Free: 1 800-347-6575 (US and Canada) Web: ralstoninst.com/support Email: support@ralstoninst.com Parts and Service: ralstoninst.com/dv0v... - Page 20 Vacuum Cylinder Hand Pumps (DV0V) Operation Manual For all models of DV0V Vacuum Cylinder Hand Pumps ralstoninst.com Hours: 8:30 am – 5:00 pm EST Phone: 1 440-564-1430 Toll Free: 1 800-347-6575 (US and Canada) Support: ralstoninst.com/support • Parts and Service: ralstoninst.com/dv0v Email: support@ralstoninst.com...
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