Appendix D: Modbus Holding Registers

Chillgard 5000 - Modbus RTU (Holding Registers)

Section

Register Name

Channel #

Index

Property

Notes

General

Product ID

General

40001

Read

"CG"

Firmware Version 1

40002

Read

Major(MSB:1b)/Minor(1b)

Firmware Version 2

40003

Read

Build(2b)

Reserved 4

40004

Read

0

Reserved 5

40005

Read

0

Most Recent Measured Channel

40006

Read

0

Unit Status

40007

Read

Refer to Unit Status Flags

ACK button

40008

Write

ACK by writing 1 to it

RESET button

40009

Write

Refer to RESET Button Actions

Channels

1 Gas Number

Channel 1

40010

Read

Refer to Section Gas Types

1 Gas Conc.

40011

Read

ppm

1 Status

40012

Read

Refer to Channel Status Flags

1 Reserved

40013

Read

0

2 Gas Number

Channel 2

40014

Read

Refer to Gas Types

2 Gas Conc.

40015

Read

ppm

2 Status

40016

Read

Refer to Channel Status Flags

2 Reserved

40017

Read

0

3 Gas Number

Channel 3

40018

Read

Refer to Gas Types Gas Types

3 Gas Conc.

40019

Read

ppm

3 Status

40020

Read

Refer to Channel Status Flags

3 Reserved

40021

Read

0

4 Gas Number

Channel 4

40022

Read

Refer to Gas Types

4 Gas Conc.

40023

Read

ppm

4 Status

40024

Read

Refer to Channel Status Flags

4 Reserved

40025

Read

0

Channels

5 Gas Number

Channel 5

40026

Read

Refer to Gas Types

5 Gas Conc.

40027

Read

ppm

5 Status

40028

Read

Refer to Channel Status Flags

5 Reserved

40029

Read

0

6 Gas Number

Channel 6

40030

Read

Refer to Gas Types

6 Gas Conc.

40031

Read

ppm

6 Status

40032

Read

Refer to Channel Status Flags

6 Reserved

40033

Read

0

7 Gas Number

Channel 7

40034

Read

Refer to Gas Types

7 Gas Conc.

40035

Read

ppm

7 Status

40036

Read

Refer to Channel Status Flags

7 Reserved

40037

Read

0

8 Gas Number

Channel 8

40038

Read

Refer to Gas Types

8 Gas Conc.

40039

Read

ppm

8 Status

40040

Read

Refer to Channel Status Flags

8 Reserved

40041

Read

0

9 Gas Number

Channel 9

40042

Read

Refer to Gas Types

9 Gas Conc.

40043

Read

ppm

9 Status

40044

Read

Refer to Channel Status Flags

9 Reserved

40045

Read

0

10 Gas Number

Channel 10

40046

Read

Refer to Gas Types

10 Gas Conc.

40047

Read

ppm

10 Status

40048

Read

Refer to Channel Status Flags

10 Reserved

40049

Read

0

11 Gas Number

Channel 11

40050

Read

Refer to Gas Types

11 Gas Conc.

40051

Read

ppm

Channels

11 Status

40052

Read

Refer to Channel Status Flags

11 Reserved

40053

Read

0

12 Gas Number

Channel 12

40054

Read

Refer to Gas Types

12 Gas Conc.

40055

Read

ppm

12 Status

40056

Read

Refer to Channel Status Flags

12 Reserved

40057

Read

0

13 Gas Number

Channel 13

40058

Read

Refer to Gas Types

13 Gas Conc.

40059

Read

ppm

13 Status

40060

Read

Refer to Channel Status Flags

13 Reserved

40061

Read

0

14 Gas Number

Channel 14

40062

Read

Refer to Gas Types

14 Gas Conc.

40063

Read

ppm

14 Status

40064

Read

Refer to Channel Status Flags

14 Reserved

40065

Read

0

15 Gas Number

Channel 15

40066

Read

Refer to Gas Types

15 Gas Conc.

40067

Read

ppm

15 Status

40068

Read

Refer to Channel Status Flags

15 Reserved

40069

Read

0

16 Gas Number

Channel 16

40070

Read

Refer to Gas Types

16 Gas Conc.

40071

Read

ppm

16 Status 40072 Read Refer to Channel Status Flags

16 Reserved

40073 Read 0
Section Register Name Channel # Index Property Notes

Gases Calibration

Next Cal Time

Gases

40090 Read In days from 1970
Zero Cal Time Gases 40091 Read In days from 1970
Span Cal Time #00 Gases 40092 Read In days from 1970 – R-11
Span Cal Time #01 Gases 40093 Read In days from 1970 – R-12
Span Cal Time #02 Gases 40094 Read In days from 1970 – R-22
Span Cal Time #03 Gases 40095 Read In days from 1970 – R-123
Span Cal Time #04 Gases 40096 Read In days from 1970 – R-134A
Span Cal Time #05 Gases 40097 Read In days from 1970 – R-401A
Span Cal Time #06 Gases 40098 Read In days from 1970 – R-404A
Span Cal Time #07 Gases 40099 Read In days from 1970 – R-407A
Span Cal Time #08 Gases 40100 Read In days from 1970 – R-407C
Span Cal Time #09 Gases 40101 Read In days from 1970 – R-407F
Span Cal Time #10 Gases 40102 Read In days from 1970 – R-410A
Span Cal Time #11 Gases 40103 Read In days from 1970 – R-422A
Span Cal Time #12 Gases 40104 Read In days from 1970 – R-422D
Span Cal Time #13 Gases 40105 Read In days from 1970 – R-427A
Span Cal Time #14 Gases 40106 Read In days from 1970 – R-507A
Span Cal Time #15 Gases 40107 Read In days from 1970 – R-513A
Span Cal Time #16 Gases 40108 Read In days from 1970 – R-514A
Span Cal Time #17 Gases 40109 Read In days from 1970 – R-1233zd(E)
Span Cal Time #18 Gases 40110 Read In days from 1970 – R-1234yf
Span Cal Time #19 Gases 40111 Read In days from 1970 – R-1234ze
Span Cal Time #20 Gases 40112 Read In days from 1970 - USER Gas 1
Span Cal Time #21 Gases 40113 Read In days from 1970 - USER Gas 2
Span Cal Time #22 Gases 40114 Read In days from 1970 - USER Gas 3
Span Cal Time #23 Gases 40115 Read In days from 1970 - USER Gas 4
Span Cal Time #24 Gases 40116 Read In days from 1970 - USER Gas 5
Span Cal Time #25 Gases 40117 Read In days from 1970 - USER Gas 6
Span Cal Time #26 Gases 40118 Read In days from 1970 - Ammonia
Span Cal Time #27 Gases 40119 Read In days from 1970 - R-21
Span Cal Time #28 Gases 40120 Read In days from 1970 - R-23
Span Cal Time #29 Gases 40121 Read In days from 1970 - R-32
Span Cal Time #30 Gases 40122 Read In days from 1970 - R-125
Span Cal Time #31 Gases 40123 Read In days from 1970 - R-143A
Span Cal Time #32 Gases 40124 Read In days from 1970 - R-152A
Span Cal Time #33 Gases 40125 Read In days from 1970 - R-218
Span Cal Time #34 Gases 40126 Read In days from 1970 - R-227
Span Cal Time #35 Gases 40127 Read In days from 1970 - R-236FA
Span Cal Time #36 Gases 40128 Read In days from 1970 - R-424A
Span Cal Time #37 Gases 40129 Read In days from 1970 - R-426A
Gases Calibration Span Cal Time #38 Gases 40130 Read In days from 1970 - R-438A
Span Cal Time #39 Gases 40131 Read In days from 1970 - R-448A
Span Cal Time #40 Gases 40132 Read In days from 1970 - R-449A
Span Cal Time #41 Gases 40133 Read In days from 1970 - R-452B
Span Cal Time #42 Gases 40134 Read In days from 1970 - R-455A
Span Cal Time #43 Gases 40135 Read In days from 1970 - R-508B
Span Cal Time #44 Gases 40136 Read In days from 1970 - R-454B
Span Cal Time #45 Gases 40137 Read In days from 1970 - R-466A
Span Cal Time #46 Gases 40138 Read In days from 1970 - R-515B