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AHU Electrodes Humidifier - VEH

20.2.EN

Elsteam S.r.l - via E. Fermi, 496 - 21042 Caronno Pertusella (va) - Tel.+39 02 9659890 - Fax +39 02 96457007

E-mail: [email protected] - Web: http://www.elsteam.com

TOC

SAFETY RULES ......................................................................................................................................................... 3

1.1

ENERAL

ULES

......................................................................................................................................................... 3

1.2

ONDITIONS THERMO HYGROMETRIC

(

INSTALLATION

) .............................................................................................. 3

1.3

OWER SUPPLY

........................................................................................................................................................... 3

1.4

ATER CONNECTIONS

................................................................................................................................................ 3

1.5

ASTE DISPOSAL

....................................................................................................................................................... 3

1.6

ARRANTY

................................................................................................................................................................. 4

MANUFACTURER DATA ......................................................................................................................................... 4

GENERAL CHARACTERISTICS OF THE HUMIDIFIER ....................................................................................... 5

STRUCTURE OF VEH HUMIDIFIER....................................................................................................................... 5

WORKING PRINCIPLE ............................................................................................................................................ 6

CHARACTERISTICS ................................................................................................................................................ 7

HUMIDIFIER INSTALLATION ................................................................................................................................ 8

8.1

ATER CONNECTION

.................................................................................................................................................. 8

8.2

RAINING CONNECTION

.............................................................................................................................................. 8

8.3

LECTRICAL CONNECTION

.......................................................................................................................................... 8

8.4

NABLE

ONTACT

....................................................................................................................................................... 9

8.5

RAINING BLOCK MANUAL CALIBRATION

................................................................................................................... 9

WORKING PRINCIPLE ......................................................................................................................................... 11

MENU AND PARAMETERS ............................................................................................................................. 11

10.1

ON/OFF

ODE

....................................................................................................................................................... 11

10.2

ANGUAGE

................................................................................................................................................................. 11

10.3

UMIDITY SELECTION

............................................................................................................................................... 11

10.4

OMINAL

URRENT

.................................................................................................................................................. 11

10.5

RAIN TIME

. ............................................................................................................................................................. 12

10.6

ATER FILL TIME

...................................................................................................................................................... 12

10.7

URGE

IME

. ............................................................................................................................................................ 12

10.8

EATING TIME

.......................................................................................................................................................... 12

10.9

COEFFICIENT

. ...................................................................................................................................................... 12

10.10

EVEL SENSOR

...................................................................................................................................................... 12

10.11

RESSURE THRESHOLD

......................................................................................................................................... 12

.............................................................................................................. 12

10.13

ATER CHANGE INTERVAL

................................................................................................................................... 12

ALARMS ............................................................................................................................................................. 13

CONNECTIONS.................................................................................................................................................. 14

12.1

SED AND AVAILABLE CONNECTIONS IN

VEH1112 ................................................................................................ 15

SCHEMATIC DIAGRAM ................................................................................................................................... 18

Содержание VEH

Страница 1: ...VEH SERIES ELECTRODES STEAM HUMIDIFIER FOR AIR HANDLING UNIT INSTALLATION USE AND MAINTENANCE GUIDE Rel 20 2 EN Control Unit Kettle body to be installed in the AHU ...

Страница 2: ...INCIPLE 6 7 CHARACTERISTICS 7 8 HUMIDIFIER INSTALLATION 8 8 1 WATER CONNECTION 8 8 2 DRAINING CONNECTION 8 8 3 ELECTRICAL CONNECTION 8 8 4 ENABLE CONTACT 9 8 5 DRAINING BLOCK MANUAL CALIBRATION 9 9 WORKING PRINCIPLE 11 10 MENU AND PARAMETERS 11 10 1 ON OFF MODE 11 10 2 LANGUAGE 11 10 3 HUMIDITY SELECTION 11 10 4 NOMINAL CURRENT 11 10 5 DRAIN TIME 12 10 6 WATER FILL TIME 12 10 7 PURGE TIME 12 10 8 ...

Страница 3: ...rt any object into any opening 1 2 Conditions thermo hygrometric installation Make sure that the environmental conditions of the place where the installation is carried out are al ways compatible with the requirements of the product as required in this manual Each Elsteam product cannot be installed in places exposed to weather conditions or frost unless different terms are explicitly expressed in...

Страница 4: ... not complying with the legislation entails sanctions 1 6 Warranty ELSTEAM Srl recognizes on its products the legal guarantees in force at the time of sale of the product Incorrect use and lack of maintenance entail the automatic forfeiture of any form of guarantee 2 Manufacturer Data Manufacturer ELSTEAM Srl Via ENRICO FERMI 496 21042 CARONNO PERTUSELLA VA ITALY Contacts Tel 0039 029659890 Fax 00...

Страница 5: ... family of VEH humidifiers as well as the REH resistors and SSH steam heat exchanger families is able to overcome all these problems greatly simplifying the installation costs and increasing the per formance of the product compared to the corresponding humidifiers usually on the market 5 Structure of VEH humidifier The VEH humidifier is constituted by two parts connected together electrically the ...

Страница 6: ...stem will signal the clogged drain alarm If the humidistat requires production to the humidifier the electronics inserts the power control system and starts to fill the kettle with water to continue with the production phase The conductivity of the water varies a lot not only depending on the hardness of the water itself but also on the temperature cold water is poorly conductive and its conductiv...

Страница 7: ...ity Complies with the microbiological requirements defined for drinking water by the reg ulations in force in the area of use possibly partially demineralized Input Water Conductibility μS cm 70 1250 Input Water Hardness Fr 5 50 Input Water Pressure MPa bar 0 02 1 0 2 10 Input Water Connection M 3 4 G Drain Water Connection mm 42 GENERAL DATA Control Unit Dimensions WxHxD mm 400x350x150 450x400x20...

Страница 8: ...ce preferably un sweetened because generally softened water is corrosive for the electrodes even if made of stainless steel Normal water can be used to feed the humidifier If the hardness exceeds 30 French degrees you can provide a partial softening However it can also be used without softening providing some supplementary maintenance Input pressure must be between 2 and 10 bars 8 2 Draining conne...

Страница 9: ...ard If you do not use such enable left the contact shorted J5 6 and J17 8 terminals as received from Elsteam 8 5 Draining block manual calibration The drain block is calibrated in the best closed position during the testing phase In case this position were to vary with time you see the high losses of the draining pipe it should proceed to a new adjust ment of the closure of the draining block This...

Страница 10: ...EH 20 2 EN 10 Elsteam S r l via E Fermi 496 21042 Caronno Pertusella va Tel 39 02 9659890 Fax 39 02 96457007 E mail info elsteam it Web http www elsteam com ELSTEAM s r l HUMIDIFIER VEH1112 Version 1 2 Control System Programming ...

Страница 11: ...arge of a small part of water and the relative refill ing Every 4 hours is instead a total change of the tank water g If the demand of production remains at zero for a period of more than 1 hours the tank will be emptied to avoid the formation of bacteria 10Menu and Parameters Pushing the SET button you can access the configuration menu of the system The buttons and allow increasing and decreasing...

Страница 12: ...ime during which the water in the tank is heated by the passage of the current The time is in seconds from 1 to 1200 20min Default 80 10 9 TA coefficient Set the coefficient for the TA mounted in the humidifier It is a number from 10 to 9999 modified in steps of 10 Default 750 10 10 Level sensor Set the type of level sensor connected Can be chosen among HV Level switch High Voltage Input IN DIG0 C...

Страница 13: ...e kettle Check the input solenoid Check the electrical connections of the solenoid A L A R M DRAIN MOTOR The drain motor is not closed within the allotted time Timeout of closing Check the electrical connections of the motor Check that there are no blocks of limestone or objects blocking the closure A L A R M CLOGGED DRAIN limestone blocks draining block Check the amount of scale in the kettle dra...

Страница 14: ...http www elsteam com 12Connections J17 Analogues Inputs J5 Digital Inputs J1 TA inputs J13 Add On supply J6 Motors with po tentiometers J16 TRIAC connec tions J15 HV opto input J10 RS485 J3 Proportional Output 0 10V J8 Opto outputs J4 Relay outputs J2 Transistor out puts Unit internal connections J12 AC input 11V J9 Keyboard con nector User available connections ...

Страница 15: ...112 J17 Analogue Inputs 1 Vcc 2 NTC0 3 NTC0 4 CLOOP 5 CLOOP 6 IN AN0 7 IN AN1 8 GND Humidistat 0 10V J1 TA Input 1 Phase R 2 Com 3 Phase S 4 Com 5 PhaseT 6 Com TA J2 Transistor Outputs 1 Out1 2 GND 3 Out2 4 GND Inlet solenoid valve J16 TRIAC Connections 1 R 2 R 3 S 4 S 5 T 6 T TRIAC R TRIAC S TRIAC T J15 HV Opto Input 1 IN DIG0 2 IN DIG0 Boiler HV Sensor Phase R 3 available analogue inputs 1 avail...

Страница 16: ...D Float level sensor N C or N O Alternative to the HV sensor Jumper JP2 closed J6 Motor with Potentiometer 1 Mot1_A 2 Mot1_B 3 V_Aux 4 In_Pot1 5 GND 6 Mot2_A 7 Mot2_B 8 V_Aux 9 In_Pot2 Drain motor with position potentiome ter Mot Mot V pot Pot Pot 2 available opto inputs 1 available motor control with potenti ometer J4 Relays Out puts 1 Relay 1 A 2 Relay 1 B 3 Relay 2 A 4 Relay 2 B 5 Relay 3 A 6 R...

Страница 17: ...va Tel 39 02 9659890 Fax 39 02 96457007 E mail info elsteam it Web http www elsteam com Available 0 10V proportional output J3 0 10V Proportional Output 1 Out 2 Gnd J10 RS485 1 A 2 B 3 Gnd J8 Opto Outputs 1 Out 2 C 2 Out 1 E 3 Out 2 E 4 Out 1 C Available RS485 line 2 available optocoupled outputs ...

Страница 18: ...HU Electrodes Humidifier VEH 20 2 EN 18 Elsteam S r l via E Fermi 496 21042 Caronno Pertusella va Tel 39 02 9659890 Fax 39 02 96457007 E mail info elsteam it Web http www elsteam com 13Schematic diagram ...

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