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General Monitors IR400 User Manual
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Model IR400
Infrared Point Detector for
Hydrocarbon Gas Applications
The information and
technical data di
sclosed in
this document may be used and disse
minated
only for the purposes and to the extent
specifically authorized in writing
by General
Monitors.
Instruction Manual
05-11
General Monitors reserves the right to change
published specifications a
nd designs without
prior notice.
Part No.
MANIR400-EU
Revision D/05-11
2
Table of Contents
Table of Contents
3
Default Chapter
6
Figure 1A: IR400 with Junction Box
6
Quick-Start Guide
6
Figure 1B: IR400 with European Junction Box
6
Table 1: Wiring Chart
7
Figure 2: Wiring Diagram from IR400 to Control Equipment
8
1 Introduction
9
Protection for Life
9
Special Cautions and Warnings
9
Installation, Operation, and Maintenance
9
2 Product Description
10
3 Installation
12
Attaching the IR400 to a Junction Box, IR4000S, or IR4000M
13
Figure 4A: Model IR400 with a Junction Box
13
Figure 4B: Model IR400 with a European Junction Box
13
Mounting Instructions
14
Figure 5A. IR400 Mounting Dimensions
14
Figure 5B IR400 Mounting Dimensions with a European Box
15
Wiring Connections
17
Table 2: Wiring Chart
17
Applying Power
19
Figure 6A: IR400 with Junction Box
19
Figure 6B: IR400 with European Junction Box
19
Figure 7: Wiring Diagram from IR400 to Control Equipment
20
4 Operation and Configuration
21
Zeroing, Gas Check Tests, and Calibration
21
Table 3: IR400 Without HART Option
23
Table 4: IR400 with HART Option
23
IR400 Stand-Alone Operation and Configuration
24
Figure 3: Model IR400
25
Figure 8. IR400 Zero Switch / LED During Zeroing and Calibration
25
Hazardwatch Mode
27
Gas Check Mode
27
Detector Response Time
27
5 Maintenance
29
Developing a Maintenance Schedule
29
Gas Checks, Zeroing and Recalibration
29
Cleaning and Lubricating the IR400 and IR4000 Units
30
Storage
30
Figure 9 IR400 Optical Window Locations
30
6 Troubleshooting
31
7 Modbus Interface
33
8 Customer Support
34
Table 5: GM Locations
34
9 Appendix
35
Warranty
35
Principle of Operation
36
Specifications
37
Table 6: Analog Current Output
39
Table 7: Maximum Distance between IR400 and Power Source
39
Table 8: Maximum Distance between IR400 and 500-Ohm Input Impedance
39
Environmental Specifications
40
Communications
40
Engineering Documentation
41
Ordering Information
42
Model Ir400 Hart
46
1 Introduction
49
Scope
49
Purpose
49
Who Should Use this Document
49
References
49
2 Device Identification
50
3 Product Overview
50
4 Product Interfaces
50
Process Interface
50
Sensor Input Channels
50
Host Interface
50
Local Interfaces, Jumpers, and Switches
51
5 Device Variables
51
6 Dynamic Variables
51
Primary Variable = Percent of Lower Explosive Limit
51
Secondary, Tertiary, and Quaternary Variables: Not Applicable
51
7 Status Information
52
8 Universal Commands
53
9 Common Practice Commands
53
Supported Commands
53
Catch Device Variable
54
10 Device Specific Commands
54
Command #131: Do Abort
54
Command #136: Set Alarm Level
55
Command #137: Set Warn Level
55
Command #143: Read Event Logging Counters
56
Command #144: Clear Event Logging Counters
57
Command #145: Read Warning Event Log
57
Command #146: Read Alarm Event Log
58
Command #147: Read Fault Event Log
58
Command #148: Read Maintenance Event Log
59
Command #149: Set Clock
60
Command #150: Read Clock
61
Command #151: Set Run Time Meter
61
Command #152: Read Run Time Meter
62
Command #154: Set Event Index
62
Command #155: Get Event Index
63
Command #156: Read Calibration Event Log
63
Command #163: Get Fast Changing Information
64
Command #164: Get Slow Changing Information
65
Command #165: Get Set up Information
66
Command #170: Set Current Range
67
Command #185: Set Gas ID or Sensor Type
68
Command #186: Set Cal IO Type
68
Command #187: Set Solenoid State
69
Command #188: Read Solenoid State
70
Command #190: Set Calibration Level
70
Command #191: Do Zero
71
Command #192: Do Calibration
71
Command #193: Do Zero/Calibration
72
Command #195: Do Gas Check
72
11 Tables
73
IR400 - Device Specific Commands Summary
73
IR400 - Operating Mode Values
74
Fault Event Log - Cause Description
74
12 Performance
75
Sampling Rates
75
Power-Up
75
Device Reset
75
Self-Test
75
Command Response Delay
75
Busy and Delayed-Response
75
Long Messages
75
Non-Volatile Memory
75
Operating Modes
75
Annex A. Capability Checklist
76
Annex B. Default Configuration
77
Model Ir400 Modbus
79
Serial Communications Protocol for IR400
81
Baud Rate
81
Data Format
81
Modbus Read Status Protocol (Query/Response)
81
Modbus Write Command Protocol (Query/Response)
82
Modbus Write Response Message
82
Function Codes Supported
83
Exception Responses and Exception Codes
83
IR400 Command Register Locations
85
IR400 Command Register Details
90
Analog
90
Operating Mode (Read/Write)
90
Status Error (0X0002)
91
Gas Selection (0X0003)
93
Model Type (0X0004)
93
Software Rev (0X0005)
93
Gain (0X0006)
93
Calibration IO Type (0X0007)
93
Solenoid On/Off (0X0008)
94
Address (0X0009)
94
Baud Rate (0X000B)
94
Data Format (0X000C)
95
Priority Fault (0X000D)
95
Hazard Watch Options (0X0016)
95
Alarm Level (0X0018)
96
Warn Level (0X0019)
96
HART Configuration (0X001A)
96
Total Receive Errors (0X0020)
96
Function Code Errors (0X0022)
96
Starting Address Errors (0X0023)
96
CRC Hi Errors (0X0025)
96
CRC lo Errors (0X0026)
96
Overrun Errors (0X0027)
96
Framing Errors (0X0029)
96
Beam Block Percentage (0X0054)
97
Gas ID (0X008D)
97
Reset Events (0X00B0)
97
Running Time in Seconds Hi Word (0X00B1)
97
Running Time in Seconds lo Word (0X00B2)
98
Real-Time Clock Year, Month (0X00B3)
98
Real-Time Clock Day, Hour (0X00B4)
98
Real-Time Clock Minute, Second (0X00B5)
98
Power Cycle Flag (0X00B7)
98
Event Index (0X00B7)
98
Warning Running Time in Seconds, Hi Word (0X00B8)
99
4
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General Monitors IR400 Specifications
General
Brand
General Monitors
Model
IR400
Category
Security Sensors
Language
English
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