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Honeywell LonWorks User Manual
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Midas
®
Gas Detector
6-3
T
able 6-1. Normal operation display and output states.
Operational
State
Relay status
4-20 mA output
(for 2ppm range)
LEDs
Backlight
Display
Classic Mode
Multi Color Mode
Alarm 2
Alarm relay 1 activated
(common case)
Alarm relay 2 activated
Fault relay activated
8 mA
(proportionate to
concentration)
Green
flash
Red flash
Green
Red flash
White flash
Greater
than full
scale
Alarm relay 1 activated
Alarm relay 2 activated
Fault relay activated
21 mA
Green
flash
Red flash
Green
White flash
Y
ellow flash
Inhibit
Alarm relay 1
de-activated
Alarm relay 2
de-activated
Fault relay activated
2 mA
Green
flash
Green
Green
Low flow
rate
Alarm relay 1
de-activated
Alarm relay 2
de-activated
Fault relay activated
3 mA
Green
flash
Y
ellow on
Green
Y
ellow
Low flow
fault
Alarm relay 1
de-activated
Alarm relay 2
de-activated
Fault relay de-activated
1 mA
Green
flash
Y
ellow
flash
Green
White flash
Y
ellow flash
44
46
Table of Contents
Table of Contents
2
Description
7
Overview
9
Display
10
Chassis �������������������������������������������������������������������������������������������������������������������
10
Pump Module
11
Sensor Cartridge Chamber
11
2�2 Mounting Bracket Assembly
11
Mounting Bracket
12
Terminal Module
12
2�3 Sensor Cartridge
12
Biased Sensor Cartridges
12
Default Configuration
14
Installation
17
4�1 Mounting and Location of Detector
18
4�2 Mechanical Installation
20
4�3 Sample and Exhaust Tubing Calculations
23
4�5 Local Detector Option
24
4�6 Electrical Installation
24
4�7 Electrical Connections
27
4�8 Refitting the Main Chassis
39
4�9 Installing the Sensor Cartridge
39
Startup
41
Operation
43
6�1 Normal Operation Mode
44
Resetting Alarms, and Faults
46
6�2 Review Mode
46
Review Mode Menu Overview
46
6�3 Overview of Set-Up, Calibration, and Test Mode
48
Set-Up Menu Overview
48
Calibration Menu Overview
50
Test Menu Overview
52
Navigating Modes and Submenus
53
7�1 Review Mode
54
Review Software
54
Review Alarms
55
Review 4-20 Ma Output
55
Review Faults
55
Review Calibration
56
Review Date and Time
56
Review Detector Address
57
Review Event Log
57
Review LCD Backlight Mode
58
7�2 Set-Up, Calibration, and Test Modes
58
Set-Up Menu
59
Set Alarms
59
Set 4-20 Ma Output
61
Set Faults
61
Set Calibration Interval
62
Set Date and Time
62
Set Address
63
Set Pass Code
64
Set LCD Backlight Mode
65
Set Pump Control Frequency
65
7�3 Calibration Menu
66
Zero Calibration
66
Span Calibration
67
Flow Calibration
69
Ma Calibration
70
7�4 Test Menu
70
Bump Test
71
Alarm/Fault Test
71
Inhibit State
72
Stimulate 4-20Ma
73
Maintenance
74
8�1 Sensor Cartridge Replacement
76
Sensor Cartridge Fitting/Replacement
76
8�2 Pump Replacement
77
8�3 Reassembling the Detector
79
8�4 Filter Replacement
79
8�5 System Leak Check Procedure
80
Pyrolyzer Module Options
82
9�1 Fitting the Pyrolyzer Module
85
9�2 Reassembling the Detector
87
9�3 Configuring the Detector
88
Midas Lonworks Interface Module
90
Fitting the Lonworks Module
90
Wiring the Midas for Lonworks
91
Configuring the Midas for Lonworks
91
Network Variable Behaviors
93
Other Characteristics
98
Troubleshooting and Fault Diagnosis
99
Reflex
102
Internal Web Server
104
13�1 Physical Network Components
105
13�2 Internet Settings
105
13�3 Running the Web Browser
107
Typical Installation Topologies
129
14�1 Conventional Installation
130
14�2 Modbus/Tcp Installation
131
14�3 Power over Ethernet (Poe) Installation
131
Ordering Information
132
Specifications
136
Calibration and Bump Testing
139
A Modbus/Tcp Interface
143
Reading Status from the Midas
144
Sending Commands to the Midas
148
Determining the MAC Address
149
B Gas Tables
150
C Warranty
158
Sensor Cartridge Warranty
160
Pyrolyzer Warranty
160
Other manuals for Honeywell LonWorks
Quick Start Guide
12 pages
4
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Honeywell LonWorks Specifications
General
Brand
Honeywell
Model
LonWorks
Category
Gas Detectors
Language
English
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