Atlas Copco PowerMACS 4000, User Manual

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Introduction
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1.2 Tightening and Gauging
There are two types of PM4000 products:

PM4000 Tightening

PM4000 Gauging
PM4000 Tightening contains all functions needed for normal tightening of bolts. It can read and write
Tightening setups on disk or a TC. It cannot read or write a Gauging setup.
PM4000 Gauging has all the functions of PM4000 Tightening but also additional functions for gauging
applications. It can read a Tightening setup from file and convert it to a Gauging setup but not vice versa.
1.2.1 Gauging Functions
The following functions are only avaliable if you run PM4000 Gauging:

Step BCT

Step Run to Position

Step Wait, PLC signal addition

Check Delta T

Check Low Spot

Check Pos

Check Peak T, additions

Zones (within step)

Store positions

Backlash compensation
1.2.2 Gauging Applications
PM4000 Gauging can be used for applications where turning and measuring of torque and angle with high
precision is needed. Examples:

Torque To Turn

Valve lash

Indexer

Hub nuts