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General Monitors IR5500 Programming Guide
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M
ODEL
IR5500
Infrared Open-Path Detector
for Hydrocarbon Gases
Modbus programming guide
The inform
ation and tec
hnical data
disclosed i
n
this
docum
ent
may
be
used
an
d
dissem
inated
only
for
the
purposes
and
t
o
the
extent
specifically
authorized
in
writing
by
General
Monitors.
Instruction M
anual Modbus
12-15
General
Monitors
reserves
the
r
ight
to
change
published
specifications
a
nd
d
esigns
without
prior notice.
MANIR5500M
Part No.
M
A
NIR5500M
Revision
B
/1
2-15
2
Table of Contents
Default Chapter
3
Table of Contents
3
1 Modbus Communication Interface
5
Baud Rate
5
Data Format
5
Unit Address
5
2 Message Structure
6
Modbus Read Status Query/Response Messages
6
Modbus Write Query/Response Messages
6
Message Function Codes
7
Exception Response
7
Exception Codes
8
3 Ir5500 Modbus Command Registers
9
Analog Output 1 (0X0000)
14
Operating Mode (0X0001)
14
Status Error (0X0002)
15
Product Model (0X0004)
15
Software Revision (0X0005)
15
Percentage Beam Block (0X0006)
16
Serial Channel 1 Unit Address (0X0009)
16
Serial Channel 1 Baud Rate (0X000B)
16
Serial Channel 1 Data Format (0X000C)
16
Gas Concentration as Percentage of Ppm-M Full Scale (0X000D)
17
Gas Concentration as Percentage of LEL-M Full Scale (0X000E)
17
Gas Measurement Units (0X0011)
17
Reset Alarms (0X0016)
17
Quick Fault (0X0017)
17
Lel∙M Alarm Relay Configuration (0X0018)
17
Lel∙M Warn Relay Configuration (0X0019)
18
Ppm∙M Warn Relay Configuration (0X001A)
18
Total COM Receive Errors for Channel 1 (0X0020)
19
Function Code Errors for Channel 1 (0X0022)
19
Starting Address Errors for Channel 1 (0X0023)
19
RXD CRC Errors Hi for Channel 1 (0X0025)
19
RXD CRC Errors lo for Channel 1 (same as Hi) (0X0026)
19
Overrun Errors for Channel 1 (0X0027)
19
Framing Errors for Channel 1 (0X0028)
19
Total COM Receive Errors for Channel 2 (0X0029)
19
Clear Communication Errors (0X002D)
19
Function Code Errors for Channel 2 (0X0037)
20
Starting Address Errors for Channel 2 (0X0038)
20
RXD CRC Errors for Channel 2 (0X0039)
20
Overrun Errors for Channel 2 (0X003A)
20
Framing Errors for Channel 2 (0X003B)
20
Gas Identification (0X008D)
20
Event Logging Registers (0X00Af - 0X00Df)
20
Event Happened Flag (0X00Af)
20
Running Time in Seconds lo Word (0X00B2)
21
Warning Running Time in Seconds, Low Word (0X00B9)
22
Fault Clock Time: Year, Month (0X00Ca)
23
Calibration Clock Time: Minute, Seconds (0X00Dc)
24
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General Monitors IR5500 Specifications
General
Brand
General Monitors
Model
IR5500
Category
Security Sensors
Language
English
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