Delta OHM HD32.3, Operating Manual

Page: 2 / 74

HD32.3
- 2 -
V1.4
INDEX
1. GENERAL FEATURES ...................................................................................................................................... 3
2. WORKING PRINCIPLE ..................................................................................................................................... 6
2.1.1 WBGT Index ............................................................................................................................................. 6
2.1.2 Predicted Mean Vote (PMV) and Predicted Percentage of Dissatisfied (PPD) ........................................... 7
2.1.3 Medium radiant temperature tr ................................................................................................................15
3. USER INTERFACE ............................................................................................................................................17
3.1
THE DISPLAY
...................................................................................................................................................17
3.2 T
HE KEYBOARD
...............................................................................................................................................18
4. WORKING ..........................................................................................................................................................20
4.1.1 The measurement “Unit” .........................................................................................................................21
4.1.2 The maximum, minimum and medium values of the detected sizes .............................................................21
4.1.3 Instrument setting ....................................................................................................................................21
4.1.4 The immediate printing of the data ...........................................................................................................22
4.1.5 Start a memorization section (Logging) ....................................................................................................23
5. THE MAIN MENU .............................................................................................................................................24
5.1
MENU
I
NFO
.....................................................................................................................................................24
5.2 L
OGGING
M
ENU
...............................................................................................................................................26
5.2.1 Log Interval .............................................................................................................................................26
5.2.2 Self Shut-off mode – The automatic switching off ......................................................................................27
5.2.3 Start/stop time – The automatic start ........................................................................................................28
5.2.4 Cancel auto start .....................................................................................................................................29
5.2.5 Log File Manager ....................................................................................................................................30
5.3 SERIAL MENU (
SERIAL COMMUNICATION
) .....................................................................................................35
5.3.1 Baud Rate ................................................................................................................................................36
5.3.2 Print Interval ...........................................................................................................................................36
5.4 R
ESET
..............................................................................................................................................................37
5.5 C
ONTRAST
.......................................................................................................................................................37
5.6 S
ETUP
PMV .....................................................................................................................................................38
6. PROBES AND MEASUREMENTS ....................................................................................................................39
6.1.1 Instruction, accuracy and maintenance of the probes ...............................................................................45
7. SERIAL AND USB INTERFACES ....................................................................................................................46
7.1 T
HE DATA MEMORIZATION AND THE DATA TRANSFER TO A
PC ...........................................................................48
7.1.1 Logging function......................................................................................................................................48
7.1.2 Erase function: cancellation of the memorized data ..................................................................................48
7.1.3 Print function ..........................................................................................................................................48
9. INSTRUMENT SIGNALS AND FAULTS .........................................................................................................49
10. BATTERY SYMBOL AND BATTERY REPLACEMENT – MAIN POWER SUPPLY ................................50
10.1
WARNING ABOUT THE BATTERIES USE
.............................................................................................................50
11. INSTRUMENT STORAGE ..............................................................................................................................51
12. PRINTING OF THE MEASUREMENT REPORT .........................................................................................52
13. NOTES ON WORKING AND OPERATING SAFETY...................................................................................65
14. TECHNICAL CHARACTERISTICS ...............................................................................................................66
15. ORDERING CODES .........................................................................................................................................69
15.1 PROBES FOR HD32.3 ...................................................................................................................................69