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Sartorius Master Pro LP620P - User Manual

Sartorius Master Pro LP620P
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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

Table of Contents

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Sartorius Master Pro LP620P Specifications

General IconGeneral
Capacity620 g
Readability0.001 g
CalibrationExternal
Linearity±0.002 g
DisplayLCD
Power SupplyAC Adapter
Repeatability0.001 g
Stabilization Time (typical)2 s
InterfaceRS-232
Operating Temperature+10°C to +30°C

Summary

General Information

Repairs

Prerequisites for working on Sartorius Masterpro Balances, including experience and tools.

Operating the Balance

Key Functions

Explanation of the balance's operational keys like ON/OFF, Tare, Print, Setup, etc.

SETUP Program

Accessing and navigating the balance's setup menu.

SETUP Program

INPUT Mode

Calibration;adjustment weight

Entering calibration weight values and decimal places for adjustment.

Linearization weights

Inputting values for 1st to 4th linearization weights in service mode.

Overview of the User; Service SETUP Program

INPUT

User/Service access for entering data, weights, and passwords.

Service Switches

Access Switch

Location and function of the access switch for service mode.

Activating the BPI Mode; Deactivating the Write Protection

Procedure to activate BPI mode for calibration/PCB replacement.

Activating the Service Mode

Calibration;Adjustment in the Service Mode

List of adjustment options available in service mode.

External Linearization

Manual Input of the Linearization Weights

Procedure for entering specific weight values for linearization.

Performing External Linearization

DEF. EXT.LIN.

Starting external linearization using predefined weights.

EXT.LINEAR USER WT.

Starting external linearization with user-defined weights.

Internal Span Adjustment

External Span Adjustment

Methods for performing external span adjustment.

External Span Adjustment with Manual Input of Weight Values

Inputting calibration weights for span adjustment when needed.

External Span Adjustment with Stored Weight

Overwriting the Internal Calibration Weight

Procedure to replace the internal calibration weight data.

Calibration with a User-defined Weight

Defining and using custom weights for calibration.

reproTEST

Calibration with a User-defined Weight

reproTEST

Testing the reproducibility of the built-in calibration weight.

Servicing the Weighing Cell

Removing the Display and Control Unit from the Weighing Cell

Procedure to detach the display and control unit.

Opening the Weighing Cell (Small Single-Casting Block System, Brass System)

Steps to open the weighing cell for small single-casting block systems.

Opening the Weighing Cell (Large Single-Casting Block System)

Steps to open the weighing cell for large single-casting block systems.

Accessing the Main PCB

Replacing the Built-in Calibration Weight

Instructions for replacing the internal calibration weight.

Calibration;Adjustment

Preload

Checking the Preload

Methods to check preload using service software or a digital voltmeter.

Adjusting the Preload with a Digital Voltmeter

Procedure to adjust preload using a digital voltmeter.

Adjustment Specifications

Adjusting the Preload

Reproducibility

Adjusting the Off-center Load

Masterpro Balances with the Large Single-Casting Block System

Span Accuracy

Checking the Span Accuracy

Procedure to check span accuracy using certified calibrated weights.

Linearity

Checking the Linearity

Procedures for checking linearity based on balance resolution.

Checking the Linearity on Balances with More Than 1,000,000 Digits and PolyRange Balances

Repairing the Balance

Replacing the PCB in the Display and Control Unit

Procedure for replacing the PCB in the display and control unit.

Replacing the Display and Control Unit, Backlighting Module, Keypad Overlay

Replacing the Balance PCB

Steps for replacing the balance PCB, including data transfer.

Masterpro Balances with the Small Single-Casting Block System or Brass System

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