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HUMIDIFIRST 

 

 

 

HUMIDIFIRST “Mist-Pac” 

 

Ultrasonic humidifier Specifications 

 

Humidifier module and Master Panel 

 
The humidifier shall be a packaged, self-contained ultrasonic humidifier using the 
principle of ultrasonic nebulization.  Each humidifier shall use a multiple of ultrasonic 
transducers that vibrate at approximately 1.6 megahertz, producing a droplet size of 
approximately 1 micron.  Each transducer circuit shall use the “thickness vibration 
method” of humidification via a piezoelectric converter.  The ultrasonic transducers shall 
convert the electric energy into mechanical energy, causing the water to cavitate, 
resulting in the production on one micron sized water particles. The design of the 
humidifier housing shall prevent larger droplets from leaving the humidifier assembly. 
 
The humidifier shall consume no more than 33 watts per pound of humidification 
generated. 
 
The ultrasonic humidifier shall not produce any unacceptable noise.  The sound level 
shall not exceed 50 db at 5 feet from the humidifier module 
 
The ultrasonic humidifier shall not require a flush cycle and shall have instant on and off 
operation in order to maintain precise room relative humidity. 
 
The humidifier housing and discharge nozzles shall be made of ABS plastic. 
 
The system shall be pre-wired with quick connects provided to connect the Master Panel 
to the humidifier module.  The Master Panel will be provided with: 
 

1.

 

Pre-wired humidistat with 10’cord 

2.

 

6’ power cord with 120 volt plug 

3.

 

10’ power/control cord to connect the Master Panel to the humidifier 

 
Each humidifier shall have the following components: 
 

A.

 

A water tube connection kit to include a set of quick disconnect service 
valves to easily isolate the humidifier when servicing.  

B.

 

Solenoid valve to control water flow into the humidifier 

C.

 

Float switch to control water level.  

D.

 

Float switch to provide for low water shutdown  

E.

 

Piezoelectric crystals (transducers) 

F.

 

On/off humidistat

 

 

 

Содержание MIST-PAC SERIES

Страница 1: ...HUMIDIFIRST HUMIDIFIRST ULTRASONIC HUMIDIFIERS OWNER S MANUAL FOR MIST PAC SERIES ULTRASONIC HUMIDIFIERS 7 21 05...

Страница 2: ...r and controls 9 Positioning your humidifier module and Master Panel 10 Installation requirements 10 Installation Parameters Guidelines 11 Before you start your humidifier for the first time 12 Starti...

Страница 3: ...t all play a role in the ability of a humidifier to maintain the relative humidity of a space Also some older buildings may form ice in colder temperatures on the outside walls due to humidified air s...

Страница 4: ...s very small water droplets into the air approximately one micron in diameter similar in size to steam droplets The water droplets are so small that they evaporate almost immediately The water feeding...

Страница 5: ...st be added to achieve your relative humidity requirements 2 Air conditioning When an air conditioner runs it removes moisture from the air This is known as Latent cooling If the air conditioner will...

Страница 6: ...__________________________________ Zone _________________________________________ Indoor design conditions required Temperature ________ F Relative humidity _______ RH Outdoor ambient design condition...

Страница 7: ...sions of humidifier modules Humidifier Capacity Power Weight Dimensions Number of Fan Module hr used lbs WxDxH in Transducers CFM MP 5 5 135 va 9 9 0 x 12 9 x 12 5 4 45 MP 15 15 380 va 12 21 0 x 12 9...

Страница 8: ...1 04 PANEL SIZE 12 X 12 X 8 6 POWER CORD WITH PLUG ATTACHED 10 CONTROL POWER HARBNESS WITH QUICK CONNECTS PROVIDED 10 CORD TO HUMIDISTAT PANEL TO BE UL LISTED ENCLOSURE TO HAVE HIGH QUALITY FINISH WIT...

Страница 9: ...generated The ultrasonic humidifier shall not produce any unacceptable noise The sound level shall not exceed 50 db at 5 feet from the humidifier module The ultrasonic humidifier shall not require a...

Страница 10: ...ay cause failure of the fan s and internal electronic components See the Installation Parameters Guidelines on the following pages Locating the Master Panel The Master Panel can be mounted on an adjac...

Страница 11: ...er that 10 ppm can introduce dust into the air which will eventually collect inside of the facility Dirty water will normally not damage the humidifier but will require more frequent humidifier mainte...

Страница 12: ...humidifier is mounted correctly 4 Always have at least 10 PSI of water pressure connected to the humidifier module Caution a When water purification systems are used pressure drops may be substantial...

Страница 13: ...e sure the system is ready to be started and that all water and electrical connections are correct Flip the circuit breakers to the on position before closing the lid 4 Plug the power cord from the Ma...

Страница 14: ...s blown 2 If water does not flow into the humidifier body Check that there is power to the humidifier first and make sure that there is a call for humidifier operation turn the humidistat to the highe...

Страница 15: ...ed NC b If the solenoid valve does not shut off when the humidifier power is turned off dirt may be preventing the solenoid valve plunger from seating This permits water to leak through it causing the...

Страница 16: ...isfied a Turn the humidistat dial to on to make sure the humidistat is calling for the humidifier to operate b Check that there is power to the humidifier The power on switch should be lit c Check to...

Страница 17: ...ducers may get coated with an oily substance typically coming from new PVC or stainless steel pipe If this is the case try washing the basin and transducer with a mild dishwasher liquid solution 2 Som...

Страница 18: ...be rinsed completely 5 The mist diffuser should be cleaned and rinsed before it is replaced Disconnect the power cord to the Master control panel and check all the wiring connections for tightness Thi...

Страница 19: ...ose to the desired set point of the space being humidified Calibration should only be done with a sling psychrometer To calibrate set the humidifier humidistat indicator to read the same as the indepe...

Страница 20: ...e following checklist and return it to Humidifirst There will be no warranty of the equipment without the form being completed and returned in a timely manner The End User Owner of the Humidification...

Страница 21: ...se the mist to re circulate into the intake fans ___________ yes ___________no e Is the humidifier module mounted level from side to side __________ yes f Is the humidifier module mounted level from f...

Страница 22: ...g start up 7 Have all wire connections in the Master control panel tightened Make sure the power to the panel has been turned off while tightening __________ yes ___________ no 8 The humidifier has be...

Страница 23: ...23 HUMIDIFIRST HUMIDIFIRST ULTRASONIC HUMIDIFIERS 1520 Neptune Dr Suite A Boynton Beach FL 33426 561 752 1936 FAX 801 760 2777 www humidifirst com...

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