Sartorius CISL2U User Manual

WCI5005-e03104
Service Manual
Sartorius Combics 1 | Combics 2
Models CIS1U | CIS2U | CISL1U | CISL2U
for Combics Indicators
and
Models CAPP.U-...-LU | CAPS.U-...-LU
for Combics Weighing Platforms
including Service Specifications
C
F
REF
O
K

Sartorius CISL2U Specifications

General

Capacity	2.1 kg
Readability	0.01 g
Calibration	External
Pan Size	120 mm
Display	LCD
Repeatability	0.01 g
Linearity	0.02 g
Interface	RS-232C

Summary

Overview

Service Concept

Prerequisites for maintenance and repair work on Sartorius Combics scales.

General Information

Safety guidelines for working on Combics scales, including power disconnection.

When to Use Which Procedure

Configuring the Combics

Function of the Service Keys and Switches

A. Menu Access Switch

Controls access to A/D converter configuration and adjustments.

B. SBI/BPI Key

Activating the Service Mode

Working in the Service Mode

Additional Menus in Service Mode

Menu Item 1-18: Entering Calibration/Linearization Weights

1-18-1: External User-defined Calibration Weight

Procedure for entering external calibration weights.

1-18-2: Entering Linearization Weight

Procedure for entering linearization weights.

Calibration/Adjustment Routines in Service Mode (General Information)

Valid Locations for Use

Menu Item 1-9: Calibration/Adjustment Functions

1-9-1: External Calibration/Adjustment with Default Weights

Adjusting span using pre-defined weights.

1-9-3 External Calibration/Adjustment with User-defined Weights

Adjusting span using custom weights.

1-9-8 Setting the Preload

1-9-9 Clearing the Preload

Adjustment without Weights

Menu Item 1-19: Entering the Specifications of the Load Cell(s)

How to input load cell parameters like nominal capacity and sensitivity.

Menu Item 1-20: Entering the Geographical Latitude and Altitude, or the Acceleration of Gravity

Entering the Place of Adjustment with Subsequent Adjustment (Example)

Configuring the A/D Converter in the Combics Indicator (Service Mode)

Menu Item 11: A/D Converter Settings (Configuration: Standard, Trade)

Loading standard or trade configurations for the A/D converter.

Menu Item 11: A/D Converter Configuration (General Information)

Note on A/D Converter Configuration

Performing A/D converter configuration in service mode.

Checking and Configuring the Equipment for Use in Legal Metrology:

Selecting the Weighing Range Structure (Menu Item 11-3)

Calibration without Weights (Menu Item 1-19)

Storing Configuration Data (Menu Item 11-10)

Menu Item 9-1: A/D Converter Configuration (Example: Trade Configuration)

Loading the Trade Configuration

Menu Item 9-1: A/D Converter Configuration with Load Cell(s) Connected (Example: Standard Configuration)

Menu Item 1-19: Entering the Specifications of the Load Cell(s)

Repairing the Combics Indicator

Replacing the Front Panel

Blank Display

Troubleshooting steps for a dark or blank display.

Replacing the Power Cable

Replacing the Power PCB

Replacing the DC/DC Converter

Replacing the A/D Converter

Steps for replacing the A/D converter.

Quick-test of the A/D Converter

Replacing the Digital PCB

Adjusting the Weighing Platform

Adjusting the Off-center Load

Procedure for correcting off-center load errors.

Diagram: Determining the Adjustment Resistance

Visual guide for selecting adjustment resistors based on load error.

Off-center Load Adjustment: 0-ohm Resistors (Example)

Details on using zero-ohm resistors for off-center load adjustment.

Setting the Overload Stops

1. Weighing Platforms with One Load Cell: Steel

2. Weighing Platforms with One Load Cell: Stainless Steel

3. Weighing Platforms with Four Load Cells: Steel

4. Weighing Platforms with Four Load Cells: Stainless Steel

Repairing the Weighing Platforms

Replacing the Connecting Cable

Replacing Load Cells

Procedure for replacing individual load cells.

Torque Values

Pin Assignments in the Junction Box

Error Codes

Service Specification CAPP/CAPS1U-.....-LU

Service Specification CAPP/CAPS4U-.....-LU