MSA General Monitors 4802A Manuals

Manuals and User Guides for MSA General Monitors 4802A. We have 1 MSA General Monitors 4802A manual available for free PDF download: Manual

MSA General Monitors 4802A Manual (68 pages)

Control Module

Brand: MSA | Category: Controller | Size: 2 MB

Table of Contents
2
Model 4802A
3
Warranty Statement
6
Special Warnings
6
System Integrity Verification
7
Quick-Start Guide
9
Control Module Installation
9
Figure 1: Control Module Coding Strip
9
Rear Terminal Connections
10
Figure 2: Wire Strip Length
10
Figure 3: Rear Terminal Designations
10
Sensor Connections
11
Applying Power
11
Figure 4: Sensor/Controller Connections
11
Table 1: Terminal Designations for Sensor Wires
11
Figure 5: Rear Power Connections
12
Introduction
13
General Description
13
Figure 6: Model 4802A
13
Features & Benefits
14
Applications
15
Installation
16
Upon Receipt of Equipment
16
Control Module Installation
16
Figure 7: Control Module Coding Strip
16
Rear Terminal Connections
17
Figure 8: Wire Strip Length
17
Figure 9: Rear Terminal Designations
17
A2 Alarm
18
A1 Alarm
18
Table 2: Terminal Designations for A2 Alarm Outputs
18
Table 3: A2 Alarm Relay Contacts
18
Table 4: Terminal Designations for A1 Alarm Outputs
18
Fault Alarm
19
Figure 10: Recommended Relay Protection Circuits
19
Table 5: A1 Alarm Relay Contacts
19
Table 6: Terminal Designations for Fault Outputs
19
Other Open Collector Outputs
20
Figure 11: Open Collector External Circuits
20
Table 7: Terminal Designations for Un-Accept and Calibration/Inhibit Mode
20
Sensor Connections
21
Card Test Switch
21
Figure 12: Sensor/Controller Connections
21
Figure 13: Switch Connections for Card Test Feature
21
Table 8: Terminal Designations for Sensor Wires
21
Analog Output Signal
22
Figure 14: Analog Signal Connections
22
Table 9: Terminal Designations for Analog Output
22
Sensor Location Considerations
23
General Sensor Location Considerations
23
Figure 15: Power Connections
23
Sensor Poisons
24
Applying Power
24
Operation
25
General Maintenance
25
Field Calibration
25
Electrical Inputs
26
Electrical Outputs
26
Table 10: Rear Terminal Relay Contacts
26
Accepting Alarm Conditions
27
Resetting Latched Alarms
28
LED Test
28
CAL/INH Open Collector
28
Card Test Feature
28
Fault Diagnostics
29
Table 11: Fault Codes
30
User Interfaces
31
Types of User Interfaces
31
Figure 16: Front Panel Display
31
Calibration Check Mode
32
Figure 17: Portable Purge Calibrator
32
Figure 18: Entering CAL Check Mode
32
Calibration Mode
33
Figure 19: Portable Purge Calibrator
34
Figure 20: Entering CAL Mode
34
Figure 21: AC Display During CAL Mode
35
Figure 22: CP Display During CAL Mode
35
Figure 23: CC Display During CAL Mode
36
Figure 24: F7 Display During CAL Mode
36
Setup & Setup Check Modes
37
Entering the Password
38
Figure 25: Entering Setup and Setup Check Modes
38
Inhibit Mode
39
Figure 26: Entering the Password
39
Figure 27: Entering Inhibit Mode
39
A2 Alarm Options
40
Figure 28: Energized/De-Energized Alarm Option
40
Figure 29: A2 Latching/Non-Latching Alarm Option
40
A1 Alarm Options
41
Figure 30: A2 Alarm Set Point Option
41
Figure 31: A1 Energized-De-Energized Alarm Option
42
Figure 32: A1 Latching/Non-Latching Alarm Option
42
Calibration Level Option
43
Figure 33: A1 Set Point Option
43
Figure 34: Calibration Level
43
Fault/Inhibit Option
44
Figure 35: Fault / Inhibit Option
44
Figure 36: Entering Card Test Options
44
Card Test Options
45
Figure 37: Card Test Ramp Time
45
Figure 38: Alarm Output During a Card Test
45
Password Options
46
Figure 39: Password Enabled/Disabled Option
46
Inhibit Mode
47
Figure 40: Entering a New Password
47
Setup Mode Selection Block Diagram
48
Table 12: Setup Display Options
48
Customer Support
49
General Monitors' Offices
49
Table 13: GM Locations
49
Appendix
50
Principle of Operation
50
Figure 41: Catalytic Sensor Diagram
50
Spare Parts and Accessories
51
Sensors
51
Sensor Housing
51
Splash-Guard & TGA-1
52
Figure 42: Universal Sensor Housing with Sensor and Splash-Guard
52
Figure 43: Splash-Guard Picture
52
Dust Guard Assembly
53
Figure 44: Dust Guard Picture
53
Figure 45: Dust Guard Assembly Kit Picture
53
Duct Mounting Plates
54
Calibration Equipment
54
Figure 46: Duct Mounting Plate, Assembly Drawing
54
Figure 47: Portable Purge Calibrator
55
Figure 48: 3-Liter Chamber
55
Calibration Check Mode
56
Calibration Mode
56
Calibration Check & Calibration Modes
57
Calibration Equipment and Part Numbers
57
System Specifications
58
Converting Test and Calibration Gas Concentrations for % LFL to % Volume
58
Accuracy
58
Relative Sensitivities
59
Poisons and Interfering Gases
59
Storage
59
Mechanical Specifications
59
Electrical Specifications
60
Cable Parameters
60
Table 14: Recommended Maximum Cable Lengths between Module & Sensor
60
Table 15: Maximum Allowable Cable Lengths between Analog Output Connections
60
Environmental Specifications
61
Engineering Specifications
61
Zero Two System
61
4802A Control Module
62
Volatile Liquids and Solvents
63
Engineering & Technical Drawings
65
Outline & Terminal Connections
65
Figure 49: Outline and Terminal Connections 4802A
65
Final Assembly
66
Figure 50: Final Assembly, 4802A
66
Zero Two Series Modules
67

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MSA General Monitors 4802A Manual (68 pages)

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