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Teledyne Meridian Manuals
Manuals and User Guides for Teledyne Meridian. We have
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Teledyne Meridian manual available for free PDF download: User Manual
Teledyne Meridian User Manual (228 pages)
UNIVERSAL GAS DETECTOR
Brand:
Teledyne
| Category:
Gas Detectors
| Size: 6.84 MB
Table of Contents
Table of Contents
7
1 About this Guide
17
Guide Conventions
17
Certifications and Approvals
18
General Safety Information
38
Warnings and Cautions - Sensor Use and Care
41
2 Quick Reference
43
3 Introduction
51
Device Overview
51
4 Installation
55
Planning for Installation
55
Verify Items Shipped
55
Installation Considerations
55
Following Electrical Codes
59
Following Shipboard & Off-Shore Codes
60
Hard Wired Configurations
60
Determining Wire Length and Size for Input Power
63
Determining Wire Length for RS-485 Cable 4-1
64
Determining Wire Length for Remote Sensors 4-1
64
An Application Solution
65
Installation Checklist
67
Mounting the Device
68
Installing the Retrofit Plate
69
Installing the NPT Ex Seal
71
Mounting & Wiring the Junction Box Assembly (al or SS)
74
Remotely Mounted Sensor Calibration Fitting
77
Meridian Junction Box Assembly Spacer Kit
78
Mounting the Detector Body Using a Duct Mount Fitting
79
Connecting a Device to a Power Supply & Receiver: 3-Wire
81
Connecting a Device to a Power Supply: 2-Wire
84
Connecting a Device to a Power Supply & Receiver: 4-Wire
86
Connecting Optional Relays & Remote Alarm Reset
90
Connecting the Optional MODBUS
92
Installing the Optional Communication Expansion Card (CEC) PCB
94
Connecting a Sensor Head
95
Installing/Replacing a Sensor
97
5 Configuration & Setup
101
Configuring the Device
101
User Access Levels
102
Using the Information Menu
105
Configuring the Setup Menu
109
Configuring the Calibration Menu
117
Configuring the Datalog Menu
118
Configuring the Display Menu
121
Configuring the User Access Menu
122
Device Configuration Examples
123
Configuration Defaults
130
Using the MODBUS Registers
132
MODBUS Message Framing
153
Using the Txcommands
155
6 Operation
161
Operating the Device
161
Powering up
166
Powering down
166
7 Maintenance
167
Calibrating the Device
167
Calibration Hookup
168
Calibration Methods
170
Zero Calibration
171
Span Calibration
173
Maintaining the Device
176
Replacing a Sensor 7-1
177
Changing the E-Chem Sensor's Range 7-1
177
Selecting the Combustible IR Sensor's Target Gas
178
Replacing the Intrinsically Safe (IS) Barrier PCB
179
Replacing the Power Supply PCB (3 or 4-Wire)
181
Replacing the Power Supply PCB (2-Wire)
182
Trimming the 4-20Ma Loop
183
Replacing the LCD PCB/CPU PCB
184
Replacing the Terminal/Relay/Modbus RS-485 PCB
185
Replacing the Meridian NPT Ex Seal
186
Replacing the Meridian Detector Body Assembly
188
Re-Mapping the Sensors
190
Clearing a Sensor Fault
191
Troubleshooting the Device
192
Specifications
195
Device Specifications
195
Combustible (LEL), IR, Cat-Bead Sensor Specifications
198
Toxic (E-Chem) Sensor Specifications
200
Gas Sensor Information
203
Sensor Technology Overview
203
Sensor Performance Factors
205
Combustible Cat-Bead Sensor K-Factors
206
Using Target Gas Other than Methane
206
Using Methane as a Surrogate Gas
206
Using Propane as a Surrogate Gas
209
Combustible IR Sensor Surrogate Test Gas
212
Toxic (E-Chem) Gas Interferences
213
Safety Integration Level (SIL-2) Information
215
Parameters
215
Proof Test Procedure
216
Parts List
219
Technical Support
227
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