Metso NP700/B User Manual

Positioners
Series NP700
Installation, Maintenance and
Operating Instructions
7 NP 72 en • 11/2014

Metso NP700/B Specifications

General

Brand	Metso
Model	NP700/B
Category	Valve Positioners
Language	English

Summary

INTRODUCTION

Principle of Operation

Explains the force balance principle behind the positioner's operation.

Technical Specifications

Lists operational parameters, materials, and pilot valve alternatives.

Safety Precautions

Crucial safety warnings and cautions for handling the positioner.

MOUNTING ON THE METSO ACTUATOR

Installing Positioner on Actuator

Step-by-step guide for installing the positioner on VDI/VDE 3845 mounting face.

Piping of Supply Air

Details on connecting supply air lines to the positioner.

Instrument Air Supply

Specifies requirements for clean, dry, and oil-free instrument air supply.

BASIC ADJUSTMENT

α₀ ADJUSTMENT

SPLIT-RANGE ADJUSTMENT

MAINTENANCE

Replacement of the Diaphragms

Step-by-step guide for replacing the diaphragm.

TROUBLESHOOTING

DRAWINGS AND PARTS LISTS

Mounting Parts for B1C6-502 and B1J8-322 Actuators (S1)

Details mounting parts for B1C6-502 and B1J8-322 actuators.

Mounting Parts for Quadra-Powr® Actuators (S1)

Mounting Parts for B1C6-20 and B1J8-20 Actuators (S2)

Mounting Parts for B1C25-502 and B1J25-322 Actuators (S2)

TYPE CODE