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Metso NP724/S1 User Manual

Metso NP724/S1
20 pages
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Positioners
Series NP700
Installation, Maintenance and
Operating Instructions
7 NP 72 en • 11/2014
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Metso NP724/S1 Specifications

General IconGeneral
BrandMetso
ModelNP724/S1
CategoryValve Positioners
LanguageEnglish

Summary

Introduction to NP700 Positioners

Principle of Operation

Details the force balance principle governing the positioner's operation.

Technical Specifications

Lists key performance and physical characteristics of the positioner.

Critical Safety Precautions

Lists critical safety warnings for handling and operating the positioner.

Mounting on Metso Actuators

Installing NP700/S1 on VDI/VDE 3845 Actuators

Step-by-step guide for installing the positioner on specific actuator mounting faces.

Supply Air Piping Requirements

Details the recommended pilot valve and tube sizes for air supply connections.

Instrument Air Supply Specifications

Specifies requirements and pressure for clean, dry instrument air supply.

Input Signal and Operation Directions

Preliminary Actions for Adjustment

Basic Adjustment Procedure

Alpha-Zero (α₀) Adjustment

Split-Range Adjustment

Maintenance Procedures

Diaphragm Replacement

Step-by-step guide for diaphragm replacement, noting convolution direction.

Troubleshooting Common Issues

Positioner Options

Type Code Configuration

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