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SENTRY io
MSA SENTRY io User Manual
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28
SENTRY
io
US
4
Configuration
4.5
Relays
1.
Choose
whether
to
perform
fast
relay
assignment.
2.
If
performing
fast
relay
assignment,
choose
whether
to
perform
separate
relay
assignment.
3.
If
performing
fast
relay
assignment
but
not
performing
separate
relay
assignment,
choose
whether
to
perform
common
relay
assignment.
4.
Select
the
desired
module
tab
to
view
its
relays.
5.
Tap
a
relay
to
edit
it.
NOTE:
Relays
with
a
grey
background
cannot
be
edited.
27
29
Table of Contents
Table of Contents
3
Safety Regulations
5
Liability
5
Warnings
5
Correct Use
6
Overview
7
Components
7
Control Unit
8
Wall Mount Enclosure
8
Power Supply
8
CPU and HMI Touchscreen Panel
9
Buzzer
9
Input and Output Devices
9
Input Power Sources
9
Input Devices Compatibility
10
Output Devices Compatibility
11
Gas Reading Conversion
13
Faults
13
Power Source Compatibility and Budgeting
13
Power Compatibility
13
Power Budgeting-Connected Field Device Power Allocation Calculation
13
Installation Recommendations
13
Field Cabling
14
Configuration and Programming
14
Installation
16
Warnings
16
Preparing for Installation
16
Mechanical Installation
16
Mounting Guidelines
16
Wire Entry Penetrations
17
Electrical Installation
17
Electrical Power Supply Requirements
17
Electrical Installation Procedure
18
Communications
18
Modbus TCP
18
Modbus RTU (RS485 Serial)-Optional
18
Device Level Ring (DLR)
20
Remote Displays
20
Wiring and Grounding
20
Relay Outputs
21
Configuration
22
General Settings
22
Setting the System Language
22
Setting the Date and Time
22
Setting the Communication Information
23
Setting the Administration Password
24
Input/Output Configuration
24
Detectors and Alarm Setpoints
24
Auto Identifying Detectors
24
Manually Identifying Detectors
25
Detectors Summary
25
Alarm Set-Points
26
Digital Inputs
27
Relays
28
Voting Zones
29
Cause and Effect
30
System Verification
31
Operation
32
Dashboard
32
Viewing Detector Details
32
Inhibiting or Activating Digital Inputs
34
Acknowledging, Silencing, and Resetting Alarms
34
Viewing the Alarm Summary
35
Tools
35
Updating the Dashboard View
35
Changing the System Language
35
Updating the Communication Type
36
Settings
36
Modifying the Configuration
36
Updating the General Settings
36
Backing up the Database
37
Restoring the Database
37
Resetting the Configuration
37
SD Card
37
Software Update Process
37
Technical Specifications
38
Maintenance
40
Periodic Functional Test
40
Calibration Check
40
Cleaning
40
Storage
40
Troubleshooting
41
Ordering Information
44
Controller
44
Accessories/Spare Parts
44
MSA Permanent Instrument Warranty
46
Resources
47
Cause and Effect Planning
47
Power Consumption Calculation
47
Modbus Address List
47
4
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MSA SENTRY io Specifications
General
Brand
MSA
Model
SENTRY io
Category
Controller
Language
English
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