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Carbon Monoxide Alarm
Teledyne
300M 4.3Setting the Time-of-Day, Setting the Date, Adjusting the Clock Speed
Models:
300M
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Troubleshooting
Specification
Install
Parts list
1 Pneumatic Diagram
Gas Alarms
Password
Wiring
Warranty
Maintenance
Page 48
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Page 49
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Contents
T-API 6565 NANCY RIDGE DRIVE SAN DIEGO, CA
TOLL-FREE FAX TEL
MODEL 300M CARBON MONOXIDE ANALYZER
04033
SAFETY MESSAGES
The analyzer should only be used for the purpose
and in the manner described in this manual
TABLE OF CONTENTS
LIST OF FIGURES
LIST OF TABLES
VIII
3 PERFORMANCE TESTING
4 SETUP MODE
5 DIAGNOSTICS
6 HANDLING WARNINGS
9 ADJUSTMENTS
10 TROUBLESHOOTING
8 CALIBRATION
10-1
11 ROUTINE MAINTENANCE
12 SPARE PARTS LISTS
12-1
232 INTERFACE
LIST OF FIGURES
LIST OF TABLES
viii
1.2 Warranty
WARRANTY POLICY 02024c
1 INTRODUCTION
1.1 Preface
TERMS AND CONDITIONS
1.3 Principle of Operation
Figure 1-1 Pneumatic Diagram
1.4 Specifications
1.5 Installation and Overview
Leak check all fittings with soap solution
lift and carry the Model 300M
suitable vent outside the analyzer area
Power plug must have ground lug
Page
Figure 1-2 Carbon Monoxide Analyzer
1-10
1.6.1 Electrical Connections
1.6 Electrical and Pneumatic Connections
1.6.2 Remote Contact Closures Zero/Span Inputs
1.6.3 Status Outputs Optional
1.6.4 RS-232
1.6.5 Pneumatic System
Table 1-1 Status Outputs
1-12
1.6.6 Sample Gas Connection
1.6.7 Zero/Span Valve Connections
1.6.8 Exhaust Connections
sample gas connections
Figure 1-4 Rear Panel Pneumatic Connections
1-14
1.7 Operation Verification
1-15
Table 1-2 Final Test and Calibration Values
1-16
Factory Installed Options
Option Installed
1.8 Options
1.8.1 Rack Mount With Slides
1.8.2 Span Valve
1-17
INTENTIONALLY BLANK
1-18
2.1 Key Features
2.1.3 E2ROM Backup Of Software Configuration
2 OPERATION
2.1.1 CO Readout
2.1.7 Password Protection
Table 2-1 Password Levels
2.1.5 Data Acquisition DAS
2.1.6 RS-232Interface
2.2 Front Panel
2.2.1 Front Panel Display
Figure 2-1 Model 300M Front Panel
Table 2-2 System Modes
Mode
Meaning
Table 2-3 Test Measurements
Test Message
Meaning
2.2.2 Programmable Push Buttons
Table 2-4 Warning Messages
2.2.3 Status LED’s
Figure 2-2 Illustration of Normal Display
Table 2-5 Status LED’s
State
Meaning
2-10
INTENTIONALLY BLANK
3 PERFORMANCE TESTING
3.1 Manual Zero/Span Check
3.1.1 Zero Check
span gas into the analyzer
3.1.2 Span Check
3.1.3 Dual Range Calibration
3.2 Span Valve Option
3.3 Zero/Span Valves Option
3.4 Automatic Zero/Span Check
see Section 4.3 and 4.4 for setting present time
The programmed start time must be a minimum of
5 minutes later than the present time
compute the carbon monoxide reading
Page
Table 3-1 Calibration Controls
least
to be established
3.7 Remote Zero/Span Check or Adjustment RS-232
3.8 Power-OnHold Off
3.9 Hold Off
3-10
4 SETUP MODE
4.1 Setup Mode Operation
4.3Setting the Time-of-Day
4.4 Setting the Date
4.5 Adjusting the Clock Speed
4.6 Setting the CO Concentration Range
4.6.1 Single Range Mode SNGL
4.6.2 Dual Range Mode DUAL
4.6.3 Auto Range Mode AUTO
4.7 Setting the Analog Output Offset
4.8 Setting the RS-232Baud Rate
4.9 Setting the Analyzer I.D
4.10 Disabling the Calibration Password
4.11 Data Acquisition System DAS
4.11.1 Data Channels
4.12 Software Configuration
4.13 Gas Alarms
4.13.1 Summary of Setup Functions
Table 4-1 Setup Functions
Default
Button Sequence
Function
Table 4-1 Setup Functions Continued
Default
Button Sequence
Function
4-10
INTENTIONALLY BLANK
5 DIAGNOSTICS
5.1 Test Measurements
5.2 Diagnostic Tests
Table 5-1 Diagnostic Tests
5.2.1 Signal I/O
Table 5-2 I/O Signals
table continued
Table 5-2 I/O Signals Continued
Signal
table continued
Control
Table 5-2 I/O Signals Continued
Signal
table continued
Control
5.2.2 Analog Output Test
5.2.3 Electric Test
Table 5-2 I/O Signals Continued
5.3 M300M Internal Variables
Table 5-3 M300M Variables
INTENTIONALLY BLANK
6 HANDLING WARNINGS
INTENTIONALLY BLANK
Table 7-1 RS-232Port Setup - Front Panel
7 RS-232COMMUNICATIONS
7.1 DAS Reporting
Table 7-2 RS-232Message Types
Page
7.2 Warnings
Table 7-3 RS-232Warning Message Clear Commands
Command
Warning Message Cleared
7.3 Status/Control
Table 7-4 Status Reports
Table 7-5 Control Commands
when the analyzer is in the sample mode
7.4 Diagnostics
Table 7-6 Diagnostic Commands
Table 7-7 Diagnostic Reports
the analyzer is in sample mode
7.5 Test Measurements
Table 7-8 Test Measurement Request Commands
7-10
Command
Test Measurement
7.6 Viewing and Modifying Variables
7-11
Table 7-9 RS-232Variable Names
7-12
8 CALIBRATION
8.1 Required Equipment and Gas Standards
Figure 8-1 Gas Generation System
Figure 8-2 Inlet Venting Recommendations
8.2 Multi-PointCalibration
Qv × L = Qa × D
8.2.1Procedure
Page
Page
8.3 Zero/Span Checking
INTENTIONALLY BLANK
9 ADJUSTMENTS
9.1 Power Supply Board Adjustment
9.1.1 Box Temperature Limits
Figure 9-1:M300M Electrical Block Diagram
9.2 A/D - D/A Calibration Procedure
the value on the voltmeter will remain constant
Page
9.3 Dark Current Signal Adjust Procedure
To adjust analog recorder offset, see Section
9.4 Output Voltage Range Changes
9.5 Flow Readout Adjustment
9.6 DC Power Supply
9.7 CPU
INTENTIONALLY BLANK
10 TROUBLESHOOTING
10.1 Overview
10-1
10.2.1 Checking the Power Sub-Systems
10-2
10.3 Troubleshooting Using Warning Messages
10.2.2 Checking the CPU and Display
10.2.3Checking the Keyboard
10-3
Table 10-1 Warning Messages
10-4
Warning Message
Meaning
10.4 Troubleshooting Using Test Function Values
10-5
Table 10-2 Test Function Values
10-6
Test Function
Meaning
10.5 Troubleshooting Dynamic Problems
10.5.1Noisy or Unstable Readings at Zero
10.5.2Noisy, Unstable, or Non-LinearSpan Readings
10.5.3Slow Response to Changes in Concentration
10.6.1 Troubleshooting Flow Problems
10.5.5Cannot Zero or Cannot Dynamic Zero
10.5.6Cannot Span or Cannot Dynamic Span
10-8
Hazardous voltages present - use caution
Flow is zero
Low Flow
High Flow
10.6.2 Troubleshooting Temperature Problems
Sample Temperature
Optical Bench Temperature
Gas Filter Wheel Temperature
10.6.3 Checking the V/F Card
10-11
Hazardous voltages present - use caution
Table 10-3 V/F Board Jumpers - Factory Settings
10-12
10.6.3.1 Analog Inputs
10.6.3.2 Digital to Analog Converters
10-13
10.6.4 Checking the DC Power Supply Board
10.6.3.3 Digital I/O Lines
10-14
10.6.5 Checking the Synchronous Demodulator Board
10-15
10.6.6 Checking the Opto Interrupter
Figure 10-1 Opto Pickup Waveform
Figure 10-2 Detector Waveform
10-16
10.6.7 Flow/Pressure Sensor
10-17
10.7 Warranty/Repair Questionnaire
10-18
11 ROUTINE MAINTENANCE
11.1 Model 300M Maintenance Schedule
Table 11-1 Maintenance Schedule
11-1
11.2Replacement of Sample Filter
11.3.1 Using a Leak Checker
11.3Leak Checking
Do not exceed 15 PSI of pressure
the solution may enter and contaminate the cell
11.3.2 Leak Self Test
vacuum. This may cause damage to the analyzer
Use only bubbles, not liquid
11-4
INTENTIONALLY BLANK
12 SPARE PARTS LISTS
12.1 Spare parts for CE Mark units
12-1
12.2 Model 300M Expendables kit
12.3 Model 300M Spare parts kit for one unit
Includes
12-2
12.4 Model 300M Level 1 parts kit for ten units
12-3
Includes
Connectors
Signal
Cables & Adapters come in 4 general types
12-4
Wiring
12-5
Troubleshooting the modem connection
ENABLE MODEM TRANSMISSION
12-6
APPENDIX B Electrical drawing index
Drawing Number
Title
12-7
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