Do you have a question about the metso automation neles NP724 and is the answer not in the manual?
Temperature range | -40 to +85°C (-40 to +185°F) |
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Hazardous area certification | ATEX, IECEx, FM, CSA |
Action | Single or Double acting |
Supply pressure | 1.4 - 7 bar (20 - 100 psi) |
Enclosure rating | IP66 |
Details the purpose and application of the NP700 positioner for double or single acting actuators.
Explains the force balance principle behind the positioner's operation and air flow.
Describes the information found on the positioner's adhesive ID plate.
Lists key technical specifications like signal pressure ranges and supply pressure.
Details the CENELEC, CSA, and FM approvals for NP700/B and NP700/B1 constructions.
Provides guidance on recycling and disposal of the positioner and its parts.
Highlights critical safety warnings regarding performance limitations, pressurized components, and moving parts.
Discusses mounting considerations when positioners are supplied with or separately from actuators.
Step-by-step instructions for mounting the NP700/S1 positioner on VDI/VDE 3845 mounting faces.
Instructions for mounting the NP700/S2 positioner on Metso Automation Series B actuators.
Guidance on combining the positioner with a limit switch, including adjustment notes.
Details on connecting supply and signal air, including notes on single-action connections and sealants.
Explains how to adjust the changeover piece for direct (D) or reverse (R) operation.
Describes the cam plate markings for signal ranges and the direction of rotation for rising signals.
Instructions for selecting and mounting the changeover piece (D or R) for desired function.
Notes on pilot valve removal, which is not necessary for changeover piece adjustment.
Guidance on selecting the cam plate side (A or B) and rising segment for desired function.
Instructions for locating, removing, and cleaning the supply air filter.
Detailed steps for removing, cleaning, and reinstalling the pilot valve assembly.
Procedure for replacing the diaphragm, including notes on installation position and washers.
Describes options for flameproof enclosure I/P converters.
Details the natural gas construction with a 3/4 NPT exhaust port.
Explains the dust-proof construction with a protective cover replaced by an exhaust port.
Describes the option of equipping the positioner with a pressure gauge block.
Presents an exploded view of the positioner and its components with item numbers.