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CAVRO XP 3000 User Manual

CAVRO XP 3000
134 pages
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Contents i
XP 3000 Modular Digital Pump
O
PERATORS MANUAL
725730C
AUGUST, 1998
CAVRO
CAVRO SCIENTIFIC INSTRUMENTS, INC.
2450 ZANKER ROAD, SAN JOSE, CA 95131
TELEPHONE:
(408) 953-3100 (800) 231-0711 FAX: (408) 953-3107
E-
MAIL: CAVRO@CAVRO.COM
CAVRO

Table of Contents

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CAVRO XP 3000 Specifications

General IconGeneral
BrandCAVRO
ModelXP 3000
CategoryAnalytical Instruments
LanguageEnglish

Summary

Getting Started

Regulatory Considerations

Discusses regulatory compliance, UL-approved components, and CE marking implications.

XP 3000 Features at-a-Glance

Provides a summary of the XP 3000's features and functions.

Unpacking the XP 3000

Step-by-step instructions for removing the pump module from shipping cartons.

ESD Considerations

Explains the sensitivity to electrostatic discharge and necessary handling precautions.

Functional Description of the XP 3000

Explains how the XP 3000 uses a stepper-motor driven syringe and valve for liquid handling.

Syringe and Syringe Drive

Details the syringe plunger movement mechanism, travel length, and resolution.

Valve and Valve Drive

Describes the valve construction, operation, and available types (3-port, T-valve, distribution).

Printed Circuit Board

Explains the PCB's role in controlling drives and its external connectors.

Communication Interfaces

Discusses communication options like RS-232, RS-485, and CAN interfaces.

Multi-Pump Configurations

Explains how to connect multiple XP 3000 units in a multi-pump configuration.

Valve Sensor

Describes the valve sensor's function in detecting fluid leakage.

Tips for Setting Up the XP 3000

Provides essential tips for proper pump setup and operation to ensure performance.

Mating Connector Suppliers

Power and Electrical Considerations

Choosing a Power Supply

Details the requirements for a 24VDC power supply for the XP 3000.

Integrating a Power Supply

Explains how to calculate power supply needs for multiple XP 3000 units.

Switching Power Supplies

Discusses considerations for using switching power supplies, including minimum load requirements.

Hardware Setup

Power

Specifies the 24VDC power supply requirements and connection recommendations.

Cabling

Explains how power and communication are supplied via a single cable and pin assignments.

Communication Interfaces

Details the RS-485, RS-232, and CAN interfaces and multi-drop configurations.

Termination Jumpers

Describes the function and placement of termination jumpers (JP2, JP4) for RS-485.

Printed Circuit Board Settings and Options

Configuration Jumpers (JP1) for Standard Firmware

Explains the function of JP1 jumpers for overload detection, protocol, EEPROM, and baud rate.

Configuration Jumpers (JP1) and Termination Jumpers (JP4) for Microstep-Enabled Firmware

Details JP1 and JP4 jumper settings specifically for microstep-enabled firmware.

Address Switch Settings

Self-Test

Describes how to run the XP 3000 self-test using the address switch.

Inputs/Outputs

Details the auxiliary inputs and outputs accessible via the DB-15 connector.

XP 3000 Without Valve

Installing Components

Installing the XP 3000 Valve

Step-by-step instructions for installing the 3-port, distribution, or T-valve.

Installing a Syringe

Detailed steps for installing a syringe into the XP 3000 pump.

Mounting the XP 3000

Software Communication

XP 3000 Addressing Scheme

Explains how pumps are addressed in communication protocols, listing hex and ASCII values.

Communication Protocols

Describes the available communication protocols: OEM, DT, and CAN.

OEM Communication Protocol

Details the parameters, command block, and answer block for the OEM protocol.

Data Terminal (DT) Protocol

Details the parameters, command block, and answer block for the DT protocol.

Using DT Protocol with Microsoft Windows

Provides instructions for communicating via DT protocol using Windows 3.x and Windows 95/NT.

CAN Interface Communications

Explains CAN bus, messages, and message construction including MID, Dir, Group, Device.

Using the XP 3000 Command Set

Command Execution Guidelines

Provides essential guidelines for properly using commands and command strings.

Control Commands

Explains R (Execute), X (Repeat Last), G (Repeat Sequence), and g (Mark Repeat Start) commands.

M <n> DELAY COMMAND EXECUTION

Details the M command for delaying command execution in milliseconds.

H <n> HALT COMMAND EXECUTION

Explains the H command for halting program string execution.

T TERMINATE COMMAND

Describes the T command for terminating plunger moves and delays.

J <n> AUXILIARY OUTPUTS

Explains the J command for setting TTL output lines.

s <n> LOAD PROGRAM STRING INTO EEPROM

Details the s command for loading program strings into EEPROM for standalone operation.

e <n> EXECUTE EEPROM PROGRAM STRING

Explains the e command for executing EEPROM program strings.

Initialization Commands

Plunger Movement Commands

A <n> ABSOLUTE POSITION

Describes the A command for moving the plunger to an absolute position.

a <n> ABSOLUTE POSITION (NOT BUSY)

Explains the 'a' command for absolute position, indicating not busy status.

P <n> RELATIVE PICKUP

Describes the P command for moving the plunger by a relative number of steps.

p <n> RELATIVE PICKUP (NOT BUSY)

Explains the 'p' command for relative pickup, indicating not busy status.

D <n> RELATIVE DISPENSE

Describes the D command for moving the plunger upward by a relative number of steps.

d <n> RELATIVE DISPENSE (NOT BUSY)

Explains the 'd' command for relative dispense, indicating not busy status.

Valve Commands

I MOVE VALVE TO INPUT POSITION

Explains the I command for moving the valve to the input position.

O MOVE VALVE TO OUTPUT POSITION

Explains the O command for moving the valve to the output position.

B MOVE VALVE TO BYPASS (THROUGHPUT POSITION)

Details the B command for moving the valve to the bypass position.

E MOVE VALVE TO EXTRA POSITION (3-PORT DISTRIBUTION VALVE ONLY)

Explains the E command for moving the valve to an extra position.

Valve Leakage Detection Commands

Set Commands (Velocity and Acceleration)

K <n> BACKLASH STEPS

Details the K command for setting backlash compensation steps.

L <n> SET SLOPE

Explains the L command for setting the plunger ramp slope.

v <n> START VELOCITY

Details the v command for setting the start velocity of the plunger.

V <n> SET TOP VELOCITY

Explains the V command for setting the peak (top) velocity of the plunger.

S <n> SET SPEED

Details the S command for setting predefined plunger speeds.

c <n> CUTOFF VELOCITY IN HZ

Explains the c command for setting the cutoff velocity in Hz.

C <n> CUTOFF VELOCITY IN STEPS

Details the C command for setting cutoff velocity in steps.

Report Commands

k <n> SYRINGE DEAD VOLUME COMMAND

Error Codes and Query Status

STATUS BIT

Explains the status bit (Bit 5) indicating if the pump is busy or ready.

ERROR CODES

Describes problem conditions and error codes returned by the XP 3000.

Setting Up the XP 3000 for Your Application

Glossary

Defines terms related to pump operation, fluids, and components like air gap, backlash.

Optimizing XP 3000 Performance

Provides steps to optimize pump performance, starting with chemical compatibility.

Select syringe size

Guides on selecting the appropriate syringe size based on volume and flowrate requirements.

Select tubing

Provides recommendations for selecting appropriate tubing I.D. and types.

Helpful Hints

Maintenance

Daily Maintenance

Outlines daily tasks for ensuring proper operation, including leak inspection and flushing.

Weekly Maintenance

Describes weekly cleaning procedures for the fluid path to remove precipitates and growth.

Weak Detergent Cleaning

Step-by-step instructions for cleaning the pump using a weak detergent solution.

Weak Acid-Base-Sequence Cleaning

Details the procedure for cleaning the pump with weak acid and base solutions.

10% Bleach Cleaning

Provides instructions for cleaning the pump using a 10% bleach solution.

Periodic Maintenance

Discusses components requiring periodic maintenance and symptoms of wear.

Quality Control Assurance

Recommends checking accuracy and precision gravimetrically and via replicates.

Replacing a Syringe

Step-by-step guide for removing and installing a syringe.

Replacing the Reagent Syringe Seals

Detailed instructions for replacing syringe seals and O-rings.

Replacing the XP 3000 Valve

Step-by-step procedure for removing and installing the XP 3000 valve.

On-Site Replacements

Replacing the Printed Circuit Board (PCB)

Instructions for replacing the printed circuit board.

Replacing the EPROM

Guide for replacing the EPROM chip on the circuit board.

Technical Service

Ordering Information

Available Configurations

Lists available XP 3000 configurations and their part numbers.

Plunger Information

Plunger Force

Shows a typical XP 3000 plunger force curve for reference.

Plunger Time Calculations

Presents calculations for determining XP 3000 plunger speeds for different move cases.

Symbol Definitions

Defines symbols used in plunger speed and time calculations.

Move Calculations

Details calculations for Case 1: equal velocities or low top velocity.

ASCII Chart of Codes for U.S. Characters

Chemical Resistance Chart

XP 3000 Physical Specifications

CAN Communication Commands

Command Quick Reference

Control Commands

Provides a quick reference for control commands like R, X, G, M, H, T, J, s, e.

Initialization Commands for 3-Port Valve and T-Valve

Summarizes initialization commands Z, Y, and W for different valve types.

Plunger Movement Commands/Status Bit Reports

Quick reference for plunger movement and status reporting commands.

Valve Commands

Quick reference for valve control commands: I, O, B, E.

Valve Leakage Detection Commands

Quick reference for the ^ command to set fluid detection threshold.

Set Commands

Quick reference for commands setting speed, velocity, slope, and backlash.

Microstep-Enabled Firmware Commands

Report Commands

Quick reference for report commands like Q, ?, ?1, ?2, etc.

Error Codes

Lists error codes and their descriptions/notes.