Teledyne LXT-220 - Manual

Teledyne LXT-220

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Table of Contents:

  • Page 2 – Teledyne Analytical Instruments; ii; Copyright © 2005 Teledyne Instruments/ Analytical Instruments
  • Page 3 – iii; Specific Model Information; Instrument Serial Number:
  • Page 4 – iv; Safety Messages; GENERAL WARNING/CAUTION; Technician Symbol; No
  • Page 5 – This manual provides information designed to guide you through
  • Page 6 – Table of Contents
  • Page 7 – vii; Routine Maintenance
  • Page 8 – viii; A.4 Model Designation
  • Page 9 – ix; List of Figures
  • Page 10 – List of Tables
  • Page 11 – xi
  • Page 12 – xii
  • Page 13 – Introduction
  • Page 14 – Main Features of the Transmitter
  • Page 15 – Note: These isolated outputs are floating and require an external
  • Page 16 – horizontal; both horizontal; vertical
  • Page 17 – Internal Connections
  • Page 19 – Installation; Unpacking the Instrument
  • Page 20 – Electrical Connections
  • Page 21 – unit is available as an option.; CAUTION: MAKE SURE THE CIRCUIT BREAKER PROTECTING
  • Page 22 – The LXT-220 Controller is used for measurement and control for a
  • Page 23 – Operation; Using the Front Panel Keys; Note: Simultaneous pressing both vertical keys or any; both
  • Page 25 – There may be additional menus not shown in Figure 3-1 depending; Contrast
  • Page 26 – This menu appears after the copyright display when power is first
  • Page 27 – Calibration
  • Page 28 – Plot; Configuring the LXT-220
  • Page 29 – Relay on/off set points are adjusted in this menu. The top line; This menu allows the user to view the time of day clock and the
  • Page 30 – Exit
  • Page 31 – the
  • Page 32 – Figure 3-2: Numerical Entry Using Front Panel Keys; Operate password level:
  • Page 33 – level
  • Page 34 – Note: A new password will not be accepted unless the protection; Note: A new configure password will not be accepted unless the; Config password level:
  • Page 35 – Note: The LXT-220 has been configured at the factory for your
  • Page 36 – Manual Mode Assignment
  • Page 37 – CALIBRATE
  • Page 39 – The next three displays assign the second, third, and fourth
  • Page 40 – Assignments
  • Page 42 – The next display is for trimming the 20 mA point of output #1 and
  • Page 43 – On two channel units the next and last display is for trimming the
  • Page 44 – A 0% relay setpoint refers to the minimum PID output, which
  • Page 45 – Press both horizontal; To release manual output:; Press only the left-hand
  • Page 46 – Cal
  • Page 47 – Clean the electrode and insert the sensor into the desired buffer.; When first installing an electrode, the second cal point
  • Page 48 – IMPORTANT: If a flashing asterisk appears during or after; Note: Comparing the millivolt values before and after the
  • Page 49 – .00 ppm; If the slope calibration performed in Section 3.4.2.3 is not within; Procedure at the Standardization Menu:
  • Page 50 – This procedure is required at BOTH of the calibration points.
  • Page 51 – Maintenance; Aside from normal cleaning routine maintenance is limited to
  • Page 52 – SYMPTOM; Air bubble in sensor.
  • Page 53 – Appendix; Input Measurement Parameters:
  • Page 55 – A.2 Model Designation
  • Page 58 – output must be specified.; Output configuration options:; MA
  • Page 59 – Index; See
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Teledyne Analytical Instruments

OPERATING INSTRUCTIONS FOR

LXT-220

Dissolved Oxygen

Controller

DANGER

Toxic gases and or flammable liquids may be present in this monitoring system.

Personal protective equipment may be required when servicing this instrument.

Hazardous voltages exist on certain components internally which may persist
for a time even after the power is turned off and disconnected.

Only authorized personnel should conduct maintenance and/or servicing.
Before conducting any maintenance or servicing, consult with authorized
supervisor/manager.

P/N Mxxxxx

ECO:

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Summary

Page 2 - Teledyne Analytical Instruments; ii; Copyright © 2005 Teledyne Instruments/ Analytical Instruments

LXT-220 DO Teledyne Analytical Instruments ii Copyright © 2005 Teledyne Instruments/ Analytical Instruments All Rights Reserved. No part of this manual may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any other language or computer language in whole or in...

Page 3 - iii; Specific Model Information; Instrument Serial Number:

Dissolved Oxygen Controller Teledyne Analytical Instruments iii Specific Model Information Instrument Serial Number: _______________________ Instrument Range: _______________ Calibrated for: _______________

Page 4 - iv; Safety Messages; GENERAL WARNING/CAUTION; Technician Symbol; No

LXT-220 DO Teledyne Analytical Instruments iv Safety Messages Your safety and the safety of others is very important. We have provided many important safety messages in this manual. Please read these messages carefully. A safety message alerts you to potential hazards that could hurt you or others. ...

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