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GHM Delta OHM HD32.3TCA, Operating Manual

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GHM Delta OHM HD32.3TCA Operating Manual Download Page 20

 

HD32.3TC 

-   20   -

 

V1.1 

 

Thermal microclimate 

PMV – PPD indices

 

 

Thermal microclimate 

WBGT index

 

 

Indoor Air Quality

 

 

Indoor Air Quality 
Particulate Matter

 

 

Thermal microclimate 

DR – TU indices

 

 

 

Measured quantities: 

CO

2

 = Carbon dioxide

 

T 

= Environmental temperature (dry bulb) 

Tg

 = Globe thermometer temperature 

Patm

 = Atmospheric pressure 

PM1.0 - PM2.5 - PM10

 = Particulate Matter 

RH

 = Relative humidity

 

Tnw

 = Wet bulb temperature 

Va

 = Air speed 

 

Calculated indices: 

DR

 = Draft Rate

 

PMV

 = Predicted Mean Vote

 

PPD

 = Predicted Percentage of Dissatisfied

 

Tr

 = Mean radiant temperature 

TU

 = Turbolence 

WBGT

 = Wet Bulb Globe Temperature

 

 

Summary of Contents for Delta OHM HD32.3TCA

Page 1: ...Operating manual Thermal microclimate HD32 3TC www deltaohm com English Keep for future reference Companies Brands of GHM...

Page 2: ...8 3 3 MEAN RADIANT TEMPERATURE 17 3 4 TURBULENCE INTENSITY TU AND DRAFT RATE DR 18 4 OPERATION 19 5 THE MENU 22 5 1 INFO MENU 23 5 2 MEASURE MENU 24 5 3 LOGGING MENU 24 5 4 SETUP MENU 26 5 5 PMV SETUP...

Page 3: ...g measuring cycles Rechargeable battery that guarantees an operating autonomy of at least 24 hours Backlit Color 4 graphic LCD active area 52x87 mm 800x480 pixel with capacitive touch Data immediately...

Page 4: ...measuring physical quantities ISO 7730 Ergonomics of the thermal environment Analytical determination and inter pretation of thermal comfort using calculation of the PMV and PPD indices and local ther...

Page 5: ...ogging is not active It blinks blue if the logging is active it blinks red if the battery is almost discharged 4 Microphone 5 Graphic backlit LCD display with capacitive touch 6 BACKLIGHT key turns th...

Page 6: ...ng the graphs 17 Key for entering the menu 18 Key to view the next page the scrolling is cyclic 19 Duration of the current logging session the counter is updated with each acquisition or of the last l...

Page 7: ...ence or absence of solar radiation In PMV index visualization the medium radiant temperature Tr the Predicted Mean Vote PMV and Predicted Percentage of Dissatisfied PPD In Turbolence visualization the...

Page 8: ...D MEAN VOTE PMV AND PREDICTED PERCENTAGE OF DISSATISFIED PPD The thermal comfort is defined by ASHRAE American Society of Heating Refrigerating and Air Conditioning Engineers INC as a condition of psy...

Page 9: ...warm 0 85 20 Acceptable thermal environment 0 5 0 5 10 Thermal well being 0 85 20 Acceptable thermal environment 1 26 8 A little bit cold 2 76 4 Cold 3 100 Very Cold For the calculation of PMV and PP...

Page 10: ...with heavy padding padding with heavy overalls socks shoes cap gloves 2 55 0 395 Daily clothing Pants shirt shorts light socks sandals 0 30 0 050 Slip slip stockings dress with light sleeves sandals 0...

Page 11: ...eves 0 40 0 062 Overall 0 55 0 085 Sweaters Gilet 0 12 0 019 Light sweater 0 20 0 031 Sweater 0 28 0 043 Heavy sweater 0 35 0 054 Jackets Light summer jacket 0 25 0 039 Jacket 0 35 0 054 Apron 0 30 0...

Page 12: ...ker 170 220 Electrical oven worker 125 145 Trainer by hand 140 240 Trainer by machine 105 165 Melter 140 240 Metallurgical industry Blacksmith 90 200 Welder 75 125 Turner 75 125 Milled operator 80 140...

Page 13: ...iling work with arms and legs driving off road trucks tractors or building machinery work with arms and trunk with jackham mer tractor assembly plastering intermittent handling of mod erately heavy ma...

Page 14: ...58 Relaxing 65 Standing relaxed 79 Various Sedentary activity office home lab light ind 70 Light standing activity shopping lab light ind 93 standing moderate activity shop assistant housework work o...

Page 15: ...Working with an ax 2 kg 33 strokes min 500 Cutting roots with the ax 375 Chopping down fir 415 Sawing cutting with circular saw operated by two people 60 double strokes min 20 cm2 per double stroke 4...

Page 16: ...s standing 145 Hand washing and ironing 120 220 Shaving washing and dressing 100 To calculate the PMV and PPD indices the following probes must be connected TP3276 2 or TP3275 globe thermometer probe...

Page 17: ...ck with emissivity g equal to 0 95 as required by ISO 7726 with a Pt100 sensor inside The temperature of globe thermometer may be significantly higher than the air temperature as in the case of a moun...

Page 18: ...rature the Draft Rate DR is obtained according to ISO 7730 14 3 37 0 05 0 34 62 0 TU V V T DR a a a The air current discomfort is defined as an undesired local cooling of the body due to air motion Th...

Page 19: ...culate matter connect to the RS485 port the PM B sense M probe Notes 1 The probes must be connected when the instrument is off If a probe is connected when the instrument is already on it is not recog...

Page 20: ...ntities CO2 Carbon dioxide T Environmental temperature dry bulb Tg Globe thermometer temperature Patm Atmospheric pressure PM1 0 PM2 5 PM10 Particulate Matter RH Relative humidity Tnw Wet bulb tempera...

Page 21: ...ored between a start and a sub sequent stop represent a measurement block The instrument front LED changes from blinking green to blinking blue when data logging starts To stop the logging press the R...

Page 22: ...nguage and auto off of the display backlight PMV SETUP setting of the parameters for the PMV index calculation FACTORY advanced system functions for the technical maintenance of the instrument CAM all...

Page 23: ...strument and connected probes general information In order to scroll through the information pages swipe horizontally on the display The page you are viewing is indicated in the third row of the displ...

Page 24: ...ress the check key a message will appear asking to confirm the save 5 3 LOGGING MENU The LOGGING menu allows setting the logging interval viewing the data files list and defining and selecting project...

Page 25: ...ing with the REC key The logging can be stopped manually before the set time has elapsed by pressing the REC key To save the setting press the check key a message will appear asking to confirm the sav...

Page 26: ...ss the SELECT key next to the project name 5 4 SETUP MENU The SETUP menu allows setting the Wi Fi and FTP connections Wi Fi key the instrument date and time Date Time key the instrument language Langu...

Page 27: ...or the access password appears Selecting FTP SETUP you can activate ON or deactivate OFF the data files sending via FTP Select FTP test to check the correct sending of data via FTP Select FTP Config t...

Page 28: ...press Date Time in the SETUP menu Set YEAR MONTH DAY HOUR MINUTE and SECOND by using the keys Press the check key to confirm In order to change the instrument language press Language in the SETUP men...

Page 29: ...P menu Select Always ON to disable the auto off To set the auto off after 30 s 1 min 5 min or 15 min of inactivity select the corresponding Backlight OFF item Press the check key to confirm The displa...

Page 30: ...the metabolic rate in MET by using the keys For the values to set see paragraph 3 2 Predicted Mean Vote PMV and Predicted Percentage of Dissatisfied PPD Press the check key to confirm 5 6 FACTORY MEN...

Page 31: ...ON AND MAINTENANCE Probes necessary for WBGT index measurement Probes necessary for PMV PPD indices measurement TP3276 2 or TP3275 AP3203 2 or AP3203 HP3217 2 or HP3217R TP3276 2 or TP3275 TP3207 2 or...

Page 32: ...water Replace the cap Warning keep the probe vertical to prevent water from leaking Note over time the cotton wick tends to calcify harden it must be replaced periodically TP3204S natural ventilation...

Page 33: ...es or resins The sensors can be cleaned by the dust and pollution by using a very soft brush e g badger soaked in distilled water To check the appropriateness of the relative humidity measurement the...

Page 34: ...or For cleaning the probe use only distilled water General warnings Some sensors are not isolated from the outer sheath take great care not to come into contact with live parts above 48 V it could be...

Page 35: ...well as the specific measures described in this oper ational manual The proper operation and the operational safety of the instruments can be ensured only under the climatic conditions specified in t...

Page 36: ...damage to persons Additionally to avoid any risk of explosion Do not expose the battery to high temperature Do not use charging devices different from those indicated Do not overcharge the battery all...

Page 37: ...with capacitive touch Active area 52x87 mm 480x800 pixels Connectivity Wi Fi and USB OTG Host and Device The USB connection does not requires drivers installation Uncertainty 1 digit 20 C only the ins...

Page 38: ...C 0 003 C Long term stability 0 1 C year Connection 8 pole female DIN45326 connector Cable L 2 m only HP3201 Stem dimensions 14 mm L 110 mm HP3201 L 170 mm HP3201 2 Cotton wick length 10 cm approx Res...

Page 39: ...connector Cable L 2 m only HP3217R Dimensions 14 mm L 150 mm Response time T95 15 minutes AP3203 AND AP3203 2 OMNIDIRECTIONAL HOT WIRE AIR SPEED PROBES Sensor NTC 10 k Accuracy 0 05 0 5 measure m s Me...

Page 40: ...e following o HP3201 2 Stem 14 mm L 170 mm o HP3201 Stem 14 mm L 110 mm Cable 2 m o TP3204S For long lasting measurements 500 cc distilled water capacity Cable 2 m The probes necessary for PMV PPD ind...

Page 41: ...cable with built in RS485 USB converter 8 pole M12 con nector on instrument side and A type USB connector on PC side SWD05 100 240 Vac 5 Vdc 1 A stabilized mains power supply Output with A type USB co...

Page 42: ...HD32 3TC 42 V1 1 NOTES...

Page 43: ......

Page 44: ...ed third parties is excluded from the guarantee The instrument shall be returned FREE OF SHIPMENT CHARGES to your dealer The jurisdiction of Padua applies in any dispute The electrical and electronic...

Page 45: ...e result of the constant development of the product This may produce some differences between the information written in this manual and the instrument you have purchased We cannot completely exclude...

Page 46: ...GHM GROUP Delta OHM Delta Ohm S r l a socio unico Via Marconi 5 35030 Caselle di Selvazzano Padova ITALY Phone 39 049 8977150 Fax 39 049 635596 www deltaohm com info deltaohm com V1 1 03 04 2020...

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