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PAL-AT AT30C
Permalert PAL-AT AT30C User Manual
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PA
L-AT
Operating M
anual
7
Figure 1-1
Wiring Diagr
am for P
A
L
-AT Mode
ls
AT30C
& A
T75
C
8
10
Table of Contents
Default Chapter
3
Table of Contents
3
Safety Information
6
1 Introduction
7
Theory of Operation
7
Start up
7
Installation Instructions
7
Initial Display
8
Time and Date Format
8
LCD Contrast Adjustment
8
Manual Updates
8
Wiring Diagrams
8
2 Operating PAL-AT
11
Setup
11
Multiple Cable System
11
Exit Setup
11
Baseline Check
11
Hydrocarbon Liquids with ZBA
12
Impedance Jumper Setting
12
Sensor String Sections
12
Create Setup Table
12
Select Cable Type
13
Probes
13
Enter Cable Distance
13
No End Found
14
AT-ORC Functions
14
End of Sensor String
14
Set Sensitivity
14
Reference Maps
15
Reference Process
15
Reference Map Rules
15
Reference Issues
16
Verify
16
Multiple Cable System
16
Select the Master Map
17
Verify Process
17
Select to Monitor
18
Monitor
18
Normal Messages Displayed
18
Fault Messages Displayed
19
Alarm Silence Feature
20
Alarm Queue
20
Failure to Enter Monitor Mode
20
Display Setup
21
Multiple Cable System
21
Display Setup Data
22
Last Section
22
Add Sections
22
Record the Setup Table
23
History of Events
23
History Messages - the First Line
23
History Messages - the Second Line
26
Set Clock
26
Set the Time and Date
26
Passwords
27
Establish New Passwords
27
Delete Password
28
Enter Password
28
Special Functions
28
Set Relay Normal States
28
Select Language
29
Set Special Options
29
Set Alarm Silence Time
29
Set Averaging Rate
29
Set Noise Factor
30
Set Autosilence
30
Set Baud Rates and Data Format
30
Set System Identification and Ethernet Addresses
31
Enter Phone Number
32
Display Cable Data
32
Multiple Cable System
32
Starting Distance
33
Set Test Mode
33
Communications Options
33
PALCOM 10 Software
34
Customer Software
34
Modbus RTU, TCP, and RTU over TCP
35
Function Code 3 - Read Registers
35
Function Code 16 - Preset Multiple Registers
35
Ethernet Auto-Negotiate Selection
37
3 Response to Alarms
37
Decisions
37
Locations
37
Types of Alarm Conditions
38
Fault
38
Break Alarm
38
Short Alarm
38
Drying or Probe Reset Alarm
38
Leak or Probe Activated Alarm
38
Leak Analysis
39
Accessible Applications - Raised Floor Systems
39
Inaccessible Applications - Contained Piping Systems
39
Direct Buried Applications
39
Repetitive Cycling Alarms
40
4 Tests and Maintenance
41
Select Test Mode
41
Alarm Test
41
Cable Test
41
Probe Test
41
Battery
41
Auxiliary Header
42
USB Port
43
Firmware Upgrade
43
Data Logger
43
5 Troubleshooting
45
Initial Power-Up Checks
45
System Board
45
Diagnostic Leds
45
Port 1 and 2 RS-232/485
45
Relays
45
DC Voltages
46
Cable Status
46
VDC Reversed Polarity
46
Zener Barrier Panel
47
Zener Barrier Assembly Tests
47
ZBA External Fuse
48
Cable Connector Tests
48
Troubleshooting Guide
49
Restrictions & Limitations
50
Sensor Cables
50
Probes
51
PAL-AT Setup Record
52
Appendix A - Output Relay System
54
Installation of Output Relay System
54
Relay Module Configuration
56
Internal Diagnostic Indicators
57
Control Relays
57
RS-232 Port Interface Cable Installation
58
PAL-AT Control of Output Relay System
58
Sensing Cable and Probe Requirements
58
Assign Output Relays
58
Display Output Relay Assignments
58
Change Output Relay Assignments
59
Warranty
60
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Permalert PAL-AT AT30C Specifications
General
Brand
Permalert
Model
PAL-AT AT30C
Category
Measuring Instruments
Language
English
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