Comet H5421, Instruction Manual, Page: 2 / 30

IE-HGS-H5(6)4XX-05 2
Table of content
1. GENERAL DESCRIPTION ...................................................................................................... 4
2. REGULATOR MOUNTING AND CONNECTION ............................................................... 4
3. DIMENSIONS ............................................................................................................................. 5
4. TYPICAL APPLICATION WIRING, CONNECTION OF TERMINALS ......................... 8
5. DESCRIPTION OF DEVICE FUNCTION AND SETTING ................................................. 9
5.1. D
EVICE SETTING FROM THE MANUFACTURER
...................................................................................... 9
5.2. R
ELAY OUTPUTS
................................................................................................................................... 9
5.3. C
ARBON DIOXIDE CONCENTRATION MEASUREMENT
.......................................................................... 10
5.4. A
CTUAL REGULATOR PRESET
............................................................................................................. 10
5.4.1. Value assigned to output relay ...................................................................................................................... 10
5.4.2. When close output relay ................................................................................................................................ 11
5.4.3. Regulator address setting.............................................................................................................................. 12
5.5. R
EGULATOR SETTING CHANGE
........................................................................................................... 12
5.5.1. Setting with PC and TSensor software .......................................................................................................... 12
5.5.2. Setting with using regulator keys .................................................................................................................. 12
5.5.3. Setting with using of Modbus communication protocol ................................................................................ 13
5.6. E
XTENDED SETTING MODE
.................................................................................................................. 13
5.7. R
ESTORE TO
„F
ACTORY DEFAULT
“ .................................................................................................... 17
6. DESCRIPTION OF COMMUNICATION PROTOCOLS .................................................. 18
6.1. M
ODBUS
RTU ..................................................................................................................................... 18
6.1.1. Supported functions ...................................................................................................................................... 18
6.1.2. Jumper .......................................................................................................................................................... 18
6.1.3. Modbus registers of the regulator ................................................................................................................. 19
6.1.4. Far controlling of output relays status .......................................................................................................... 19
6.1.5. Output relay alarm condition configuration with using of Modbus communication protocol ...................... 20
6.2. P
ROTOCOL COMPATIBLE WITH
A
DVANTECH
-ADAM
STANDARD
...................................................... 21
6.2.1. Jumper .......................................................................................................................................................... 22
7. ERROR STATES OF THE DEVICE ..................................................................................... 23
8. READINGS ON LCD DISPLAY ............................................................................................ 24
9. PREVENTIVE MAINTENANCE AND CALIBRATION ................................................... 24
10. TECHNICAL SPECIFICATION............................................................................................ 24
10.1. T
ECHNICAL PARAMETERS
................................................................................................................... 24
10.1.1. Common parameters ..................................................................................................................................... 24
10.1.2. H5421 - CO
2
regulator ................................................................................................................................. 25
10.1.3. H5424 - CO
2
regulator ................................................................................................................................. 25
10.1.4. H6420 - temperature, relative humidity and CO
2
regulator ......................................................................... 25
10.1.5. H6421 - temperature, relative humidity and CO
2
regulator ......................................................................... 26
10.1.6. Relative humidity and temperature restriction .............................................................................................. 26
10.1.7. Value computed from measured relative humidity and temperature ............................................................ 27
10.2. O
PERATING CONDITIONS
.................................................................................................................... 28
10.3. E
ND OF OPERATION
............................................................................................................................. 29
10.4. T
ECHNICAL SUPPORT AND SERVICE
.................................................................................................... 29
11. APPENDIX A ............................................................................................................................ 29
12. APPENDIX B ............................................................................................................................ 30