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QuadScan II 7400
Scott QuadScan II 7400 Manuals
Manuals and User Guides for Scott QuadScan II 7400. We have
1
Scott QuadScan II 7400 manual available for free PDF download: Operation & Maintenance Manual
Scott QuadScan II 7400 Operation & Maintenance Manual (121 pages)
Four Channel Receiver and Controller
Brand:
Scott
| Category:
Controller
| Size: 2 MB
Table of Contents
Table of Contents
2
Introduction
6
Important Safety Issues & Warnings
6
Unpacking
6
General Description
7
Figure 1 - Model 7400 QUAD-SCAN II Complete Assembly
8
Quick Start
9
Quick Start Programming Menu Tree
10
Receiver/Controller
13
General
13
NEMA-4X Wall Mounted Enclosure
14
Display/Function Assembly
15
Cpu/Power Supply Boards
16
Figure 3 - Model 7400 Front Panel Push Buttons
16
Figure 4 - Terminal Strip Layout
17
Installation
18
Selecting the Physical Location
18
Methods of Physical Mounting
18
Figure 5 - Mounting Dimensions of Model 7400
20
Directions for Wiring
21
Figure 6 - Terminal Block Arrangement on Main I/O – Power Supply Board
22
Figure 8 - Wiring of Normally Open Field Contact into Model 7400
23
Outline & Interconnection Wiring
24
Figure 9 - Battery Backup (P/N 096
24
System Operation
25
General
25
Display Readings
25
Visual Indications (Leds)
25
Current Loops
26
Current Loop Outputs
27
Alarm and Relay Operation
27
Figure 10 - Alarm Set for Increasing or Decreasing Gas Concentrations
28
Latching Alarms
29
Energized Relays (Fail Safe)
29
Common Alarm Relays
29
Fail Relay
30
Horn and Horn Relay
31
Inhibiting Alarms
31
Sensor Damping Constant
32
Zero DB
32
Setup and Programming
33
Power up
33
Programming Setup
35
Security Menu
36
System Menu
40
Channel Menu
45
Optional Remote Relays
57
General
57
Specific
57
NEMA-4X Enclosure
57
Circuit Board
57
Cable
58
Installation
58
Wiring
59
Figure 13 - Interconnect Wiring between 7400 & Remote Relay Assembly
60
Remote Relay Operation
61
Remote Relay Setup and
63
Programming
63
System Maintenance
68
General
68
Alarm/Relay Check
68
Troubleshooting
70
General
70
Channel Test Setup
70
Table 2 - Identify and Locate Possible Malfunctions During System Failure
72
Spare Parts
73
Scott Health & Safety Warranty
75
Contacting Scott Health & Safety
76
Technical Specifications
77
Factory Default Settings
78
LISTING PROGRAMMING SELECTIONS Channel 1
79
Cutomer Work Sheet
79
LISTING PROGRAMMING SELECTIONS Channel 2
81
LISTING PROGRAMMING SELECTIONS Channel 3
83
LISTING PROGRAMMING SELECTIONS Channel 4
85
Listing Programming Selections Remote Relays
87
Programming Example 1
89
Appendix A
89
Programming Example 2
108
Programming Example 3
113
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