Sartorius Master Pro LA3200D User Manual

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DIN EN ISO 9001
Sartorius AG, Weighing Technology
Sartorius AG, Weighing Technology
Sartorius Master
pro
Serie
Electronic Precision Balances
Service Manual
for LP / LA Models

Sartorius Master Pro LA3200D Specifications

General

Maximum Capacity	3200 g
Readability	0.01 g
Display	LCD
Linearity	± 0.02 g
Interface	RS232
Calibration	External
Power Supply	AC adapter
Repeatability	≤ 0.01 g
Operating Temperature	10 °C to 40 °C

Summary

General Information

Repairs Guidance

Guidelines for performing repairs on Sartorius Masterpro balances.

Operating the Balance

Password Level Details

Details on the three access levels and their associated passwords.

SETUP Program Navigation

INPUT Mode Operations

Linearization Weight Input

Inputting specific weights for external linearization procedures.

User and Service SETUP Program Overview

SETUP Program Flowchart

Flowchart illustrating access to INFO, MENU, and INPUT modes via SETUP.

Service Switches Functionality

Activating BPI Mode

Procedure to activate BPI mode for calibration or PCB replacement.

Activating the Service Mode

External Linearization Procedures

Manual Input of Linearization Weights

Entering specific weight values for linearization.

Performing External Linearization

External Linearization Routine Steps

Step-by-step guide to executing the external linearization routine.

Span Adjustment Procedures

Internal Span Adjustment

Using the built-in motorized calibration weight for span adjustment.

Advanced Span Adjustment

Overwriting Internal Calibration Weight

Procedure to replace the internal calibration weight.

Balance Testing Procedures

ReproTEST Procedure

Service Mode Activation and Use

Service Mode Calibration/Adjustment

List of adjustment options available in service mode.

External Linearization Methods

Manual Input for Linearization Weights

Executing External Linearization

External Linearization Routine Guide

Span Adjustment Procedures (Part 2)

Internal Span Adjustment Guide

Using the built-in motorized calibration weight for span adjustment.

External Span Adjustment with Manual Input

Inputting calibration weight for span adjustment when needed.

Advanced Span Adjustment Techniques

External Span Adjustment with Stored Weight

Internal Calibration Weight Replacement

Procedure to replace the internal calibration weight.

Balance Calibration and Testing

Calibration with User-defined Weight

ReproTEST for Reproducibility

Servicing the Weighing Cell

Removing Display and Control Unit

Opening Small Casting Block/Brass Weighing Cell

Opening Large Casting Block Weighing Cell

Accessing and Replacing Balance Components

Accessing the Main PCB

Opening the Display and Control Unit

Replacing Built-in Calibration Weight

Procedure for replacing the internal calibration weight.

Calibration and Adjustment Procedures

Calibration/Adjustment Sequence

Sequence of checks for calibration and adjustment.

Prerequisites for Calibration/Adjustment

Conditions required before performing calibration/adjustment.

Ambient Conditions for Calibration

Operating Conditions for Calibration

Preload Checks and Adjustments

Checking the Preload

Methods for verifying the preload status.

Preload Check with Service Software

Preload Adjustment with Digital Voltmeter

Preload Adjustment Specifications

Adjustment Specifications Table

Detailed specifications for preload test weights and voltages.

Adjusting the Preload

Preload Adjustment Methods

Methods for adjusting the preload based on balance system.

Reproducibility and Off-center Load

Reproducibility Testing

Checking the Off-center Load

Adjusting the Off-center Load

Off-center Load Adjustment for Brass System

Off-center Load Adjustment for Large Casting Block System

Large Casting Block System Adjustment

Procedure for adjusting off-center load on large single-casting block systems.

Span Accuracy Checks

Checking Span Accuracy

Steps to verify the span accuracy of the balance.

Linearity Checks

Linearity Checking Methods

Methods for checking linearity based on balance specifications.

Linearity Check for Lower Resolution Balances

Linearity Check for High Resolution Balances

Linearity Check for High Resolution/PolyRange

Repairing the Balance

Repairing the Weighing System

Repairing the Electronics

Replacing PCB in Display and Control Unit

Procedure for replacing the PCB in the display unit.

Replacing Balance Unit Components

Replacing Display Unit Components

Steps to replace display, backlighting, and keypad components.

Replacing the Balance PCB

Procedure for replacing the main balance PCB.

PCB Replacement for Specific Balance Systems

PCB Replacement for Small Casting Block/Brass Systems

PCB Replacement for Large Casting Block System

Service Specifications Sheet 1

Specifications: Reproducibility and Off-center Load

Detailed service specifications for LP/LA models, including reproducibility and off-center load.

Service Specifications Sheet 2

Specifications: Span Accuracy and Linearity

Further service specifications for LP/LA models, covering span accuracy and linearity.

Spare Part List LP/LA - Component Details

LP/LA Spare Parts List

LP/LA Spare Parts List (Diagram 2)

Spare Parts for Diagram 2

LP/LA Spare Parts List (Diagram 3)

Spare Parts for Diagram 3

LP/LA Spare Parts List (Diagram 4)

Spare Parts for Diagram 4

LP/LA Spare Parts List (Diagram 1a)

Spare Parts for Diagram 1a

LP/LA Spare Parts List (Diagram 2a)

Spare Parts for Diagram 2a

LP/LA Spare Parts List (Diagram 3a)

Spare Parts for Diagram 3a