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VWR VWR-214B2 User Manual

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User Manual
VWR B2 SERIES BALANCES
R
ev B2-05

Table of Contents

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VWR VWR-214B2 Specifications

General IconGeneral
Capacity210 g
CalibrationExternal
DisplayLCD
Weighing Unitsg, oz, ozt, dwt, ct, gn
Power SupplyAC Adapter
InterfaceRS-232

Summary

General Information

Balance Assembly and Setup

Balance Assembly Models VWR-203B2/403B2/503B2

Balance Assembly Models VWR-4002B2/5002B2

Balance Setup and Powering

Balance Leveling Procedure

Explains the procedure to ensure the balance is level for accurate measurements using adjustable feet.

Powering the Device

Details how to connect the balance to the mains power using the provided adapter.

Keyboard Button Functions

Units, Print/Enter, Tare, and Zero Buttons

Details the UNITS ESC, PRINT/ENTER, Tare (→T- INSERT), and Zero (+0+ DELETE) buttons for operation.

Start-Up and User Menu

Temperature Stabilization Period

Emphasizes waiting for thermal stabilization before measuring for accurate results.

User Menu Structure Overview

Outlines the 9 basic function groups within the user menu, identified by capital letters starting with 'P'.

Balance Operation Fundamentals

Balance Zeroing Function

Explains the zeroing function to set the indication to zero, ensuring measurement accuracy.

Balance Taring Function

Describes the taring function to determine net weight by subtracting container weight.

Working Modes Overview

Core Weighing Modes

Defines Weighing, Parts Counting, and Deviations % modes and their operations.

Working Mode Operation and Profiles

Working Mode Profiles Explained

Introduces profiles (User, Fast, etc.) for optimizing weighing performance.

Working Mode Settings - Reading and Filters

Filter Level Setting

Describes filter settings that adjust to environmental conditions for optimal weighing.

Working Mode Settings - Value Release and Autozero

Autozero Function

Details the autozero function that automatically controls and corrects zero readings.

Working Mode Settings - Ambient Conditions and Autotare

Balance Ambient Conditions

Explains setting parameters for stable or unstable ambient conditions to optimize balance performance.

Autotare Function

Autotare Procedure and Parameters

Explains the autotare function for quick net weight determination of sequential loads.

F Shortcut Key Configuration

Assigning F Shortcut Keys

Describes how to assign weighing functions to F1-F4 keys for quick access.

Calibration Procedures

Calibration Necessity, Menu Settings, and Types

Explains why and when to calibrate, detailing menu options and types like external and user calibration.

External Calibration Procedures

Details the procedures for performing both external and user calibration with required weights.

Calibration Reporting and Weighing Basics

Weighing Best Practices

Defines weighing mode and outlines best practices for accurate results.

Weighing Procedures

Parts Counting Setup

Setting Reference Mass - Mass Determination

Explains how to determine reference mass for parts counting using the ACAI function.

Parts Counting Reference Mass

Deviations Mode Setup

Setting Reference Mass - Weighing Reference Sample

Describes weighing a reference sample to set the 100% point for deviation calculation.

Setting Reference Mass - Entering Mass Value

Explains how to enter the reference mass value manually for deviation calculation.

Animal Weighing Operation

Communication Setup

RS 232 Port Setting (COM)

Details selecting the communication port and setting transmission parameters like baud rate and parity.

Device Connectivity

Computer and Printer Connectivity

Device Cooperation and Precautions

Communication Protocol Overview

Protocol General Information

Provides an overview of the character-based communication protocol for balance-peripheral interaction.

List of Commands

Lists all available commands for controlling the balance via RS-232.

Communication Protocol Commands

Command Overview and Responses

Details command descriptions, their functions, and expected responses from the balance.

Item, Reference Mass, Keypad, and Mode Commands

Details commands for setting item/reference mass, locking/unlocking keypad, and managing working modes.

Working Mode Commands

Details commands for retrieving and setting the balance's current working mode.

Error Message Troubleshooting

Error Message Troubleshooting

Lists common error messages, their causes, and solutions for effective troubleshooting.

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