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CTM-530 Series
Protectowire CTM-530 Series User Manual
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Fir
e
S
ys
tems
P
R
O
T
E
C
T
O
W
I
R
E
®
RX
TX
PC--1239
JP2
K1
K2
K3
C
TM
-530
LINEAR
HEA
T
DETECTOR
POWER
ALARM
F
AUL
T
SHOR
T
APPROVED
FM
OK
ESC
JP2
PROTECTOWIRE CTI-155
NORMAL
12:45 PM 4/16/2020
RX
TX
PC--1239
JP2
K1
K2
K3
CTM-530
LINEAR
HEA
T
DETECTOR
POWER
ALARM
FAUL
T
SHORT
APPROVED
FM
OK
ESC
JP2
PROTECTOWIRE CTI-155
NORMAL
12:45 PM 4/16/2020
CTM-530 S
eries Interface M
odule
with M
odbus Over RS-485
Installation and O
peration Guide
An ISO 9001 Registered Company
2
Table of Contents
Table of Contents
3
How CTI Technology Works
5
Digital Linear Heat Detection Operation
5
CTI Linear Heat Detection Operation
6
The CTM-530 Interface Module
8
General Information
8
Description
8
Specifi Cations
9
4-20Ma Output Information
10
Installation and Wiring
11
Mounting and Location
11
Wiring Diagram
11
Detector Wiring
12
Interface Wiring
12
Power Wiring
13
4-20Ma Outputs Wiring
13
Confi Guration & Feature Selection
14
Confi Guration Prerequisites
14
Initial Power up
14
Display, Menus and Navigation Controls
14
Accessing the Menu
14
Resetting the Detector
15
Detector Type Selection
16
Display Units
17
Alarm Point Location (APL) Setup
17
Junction Test Bypass
21
Time and Date Setup
22
Password Setup
22
Factory Restore
22
Event History
23
Cold Junction Test and Offset
24
4-20Ma Output Calibration
25
Operation and Testing
26
Testing Notes
26
Inspection of the Installation
26
Confi Rming Detector Connection Polarity
26
Detection Operation and Testing
27
Test Open Circuit Monitoring
27
Test Short Fault Monitoring
28
Testing Alarm Activation with CTI
30
Verify Temperature Measurements
32
Testing Accessories
33
Hazardous Location Applications (Factory Mutual Only)
35
Intrinsic Safety Barrier, Option I
35
ISB Illustration Drawing IL-1622
36
Descriptions
37
RS-485 Serial Bus
37
Modbus Protocol
37
CTM-530 Modbus over RS-485
37
Specifi Cations
38
Port Specifi Cations
38
Protocol Specifi Cations
38
Wiring
39
Wiring Description
39
Wiring Diagram
39
Example Bus Diagram
39
Confi Guration Settings
40
Confi Guration Settings Descriptions
40
Accessing the Modus Menu
40
Setting the Slave Address
41
Setting the Parity
41
Setting the Baud Rate
42
Modbus Communications
42
Modbus Protocol Info
42
Register Overview
42
Module Status
43
Temperature Readings
44
Event Distance Measurements
44
Cold Junction Temperature
44
Detector Type
45
Initialize / Reset
45
5
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Protectowire CTM-530 Series Specifications
General
Brand
Protectowire
Model
CTM-530 Series
Category
Control Unit
Language
English
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