General tools DAF2005MDL User manual

Air velocity, Air flow, Type K/J thermometer
Real time data logger, 16000 Data logger no., RS232
ANEMOMETER
Model : DAF2005MDL

TABLE OF CONTENTS
1. FEATURES................................................................ 1
2. SPECIFICATIONS...................................................... 2
3. FRONT PANEL DESCRIPTION.....................................6
4. GENERAL MEASURING PROCEDURE........................... 8
4-1 Air velocity/Air temperature measurement............
.
8
4-2 Air flow ( CMM, CFM ) measurement.....................9
4-3 Thermocouple ( Type K/J ) Thermometer
measurement.....................................................
.
10
4-4 Data Hold...........................................................
.
11
4-5 Data Record (Max., Min. reading)......................... 11
4-6 Data Logger........................................................ 12
5. ADVANCED ADJUSTMENT PROCEDURE......................
.
14
5-1 Check Memory Space...........................................15
5-2 Clear Memory......................................................15
5-3 Date/Time Setting...............................................
.
15
5-4 Sample Time Setting............................................16
5-5 Auto Power Off Default Setting.............................16
5-6 Temp. Unit Default Setting...................................16
5-7 Air Velocity Unit Default Setting............................17
5-8 Air Flow Unit Default Setting................................
.
17
5-9 Area Size ( Air Flow ) Default Setting.................... 17
5-10 Escape from the SETTING function..................... 18
6. HOW TO SEND THE DATA OUT FROM THE METER.....
.
18
7. RS232 PC SERIAL INTERFACE...................................
.
21
8. BATTERY REPLACEMENT........................................... 23
9. SYSTEM RESET.........................................................23
10. OPTIONAL ACCESSORIES........................................ 24

1. FEATURES
* Air velocity : m/S, Ft/min, Km/h, Knots, Mile/h,
* Air flow : CMM ( m^3/min. ) and CFM ( ft^3/min. ).
* Air temperature ( , )℃℉
* Type K/ Type J thermocouple thermometer.
* Real time data logger, build in clock ( hour-min.-sec.,
year-month-date ).
* Auto or manual data record, 16,000 Data logger no.
* Wide sampling time adjustment range from two
seconds to 8 hours 59 minutes 59 seconds.
* RS232 computer interface.
* Can default auto power off or manual power off.
* Can default the air velocity, air flow, Temp. unit.
* Air flow measurement can set the area dimension.
* Multi function with easy operation
* Low-friction ball vane wheels make sure high accuracy
in high & low velocities.
* Metal vane, high reliability.
* Large LCD with multiple display.
* Data hold, record max. and min. reading.
* Microcomputer circuit provides special function & offer
high accuracy.
* Air Temp. used thermistor sensor, fast response time.
* Power by UM3 ( 1.5 V ) x 4 batteries or DC 9V adapter.
* RS232 PC serial interface.
* Separate probe, easy for operation of different
measurement environment.
* Wide applications: use this anemometer to check air
conditioning & heating systems, measure air velocities,
wind temperature...etc.
1

2. SPECIFICATIONS
2-1 General Specifications
Circuit Custom one-chip of microprocessor LSI
circuit.
Display LCD size : 58 mm x 34 mm.
Measurement Air velocity:
Unit m/S (meters per second)
Km/h ( kilometers per hour )
Ft/min ( feet per minute )
Knots ( nautical miles per hour )
Mile/h ( miles per hour )
Air flow:
CMM ( m^3/min., cube meter per min. )
CFM ( m^3/min., cube feet per min. )
Air temperature:
, ℃℉
Type K/ Type J thermometer.
, ℃℉
Sampling Time Manual Push the data logger button
of Data Logger once will save data one time.
@
Set the sampling time to
0 second
Auto 2 sec to 8 hour 59 min. 59 sec.
Sensor Air velocity & Air flow :
Structure Conventional twisted van arm and low
friction ball bearing design, vane use
metal material.
Air temperature :
Thermistor.
Type K/ Type J thermometer.
Thermocouple
2

Temperature Automatic temp. compensation for the
Compensation Type K/J thermometer.
Data Hold Freeze the display reading.
Memory Recall Maximum & Minimum value.
Sampling Time Approx. 1 second.
of display
Power off Auto shut off saves battery life or
manual off by push button.
Data Output RS 232 PC serial interface.
Operating 0 to 50 .℃
Temperature
Operating Less than 80% R.H.
Humidity
Power Supply DC 1,5 V battery ( UM3 ) x 4 PCs,
* main instrument ( Heavy duty type ).
DC 9V adapter input.
@ AC/DC power adapter is optional.
Power Supply DC 3V silver battery.
* clock module Type : CR2032.
Power Current Approx. DC 21.5 mA
@ Main instrument.
DC 27.5 mA.
@ Main instrument. + Anemometer probe.
Weight 515 g/ 1.13 LB. @ Battery is included.
Dimension Main instrument :
203 x 76 x 38 mm
Anemometer sensor head :
Round, 72 mm Dia.
Accessories Instruction manual.....................
.
1 PC
Included
A
nemometer probe.....................1 PC
DC 3V silver battery, CR2032......
.
1 PC
Carrying case.............................
.
1 PC
3

Optional Type K thermocouple probe.
Accessories AC to DC 9V adapter.
RS232 cable, UPCB-02.
Data Acquisition software,SW-U801-WIN.
Data Logger software, SW-DL2005.
2-2 Electrical Specifications (23± 5 )℃
Air velocity
Measurement Range Resolution Accuracy
m/S 0.4 - 30.0 m/S 0.1 m/S ± ( 2%+0.2 m/S)
Km/h 1.4 - 108.0 Km/h 0.1 Km/h ± ( 2%+0.8 Km/h)
Mile/h 0.9 - 67.0 Mile/h 0.1 Mile/h ± ( 2%+0.4 Mile/h)
Knots 0.8 - 58.3 Knots 0.1 Knots ± ( 2%+0.4 Knots)
Ft/min 80 - 5910 Ft/min 1 Ft/min ± ( 2%+40 Ft/min)
Air flow
Measurement Range Resolution Area
CMM (m^3/min.) 0 to 54,000 m^3/min. 0.001-1 0.001-30.0 m^3/min.
CFM (ft^3min.). 0 to 1,908,300 ft^3/min. 0.01-100 0.01-322.91 ft^3/min.
Air temperature
Measuring Range 0 to 50 /32 to 122 ℃℃℉ ℉
Resolution 0.1 /0.1 ℃℉
Accuracy ± 0.8 /1.5 ℃℉
4

Type K/J thermometer
Sensor Reso- Range Accuracy
Type lution
Type K 0.1 ℃-50.0 to 1300.0 ℃± ( 0.2 % + 0.5 )℃
-50.1 to -100.0 ℃± ( 0.2 % + 1 )℃
0.1 ℉-58.0 to 2372.0 ℉± ( 0.2 % + 1 )℉
-58.1 to -148.0 ℉± ( 0.2 % + 1.8 )℉
Type J 0.1 ℃-100.0 to 1100.0 ℃± ( 0.2 % + 0.5 )℃
-50.1 to -100.0 ℃± ( 0.2 % + 1 )℃
0.1 ℉-58.0 to 2012.0 ℉± ( 0.2 % + 1 )℉
-58.1 to -148.0 ℉± ( 0.2 % + 1.8 )℉
@
Above specification tests under the environment RF
Field Strength less than 3 V/M & frequency less than
30 MHz only.
5

3. FRONT PANEL DESCRIPTION
6

3-1 Display
3-2 Power Button
3-3 HOLD Button ( ESC Button )
3-4 REC Button ( Enter Button )
3-5 Up Button ▲
3-6 Function Button ( Down Button )▼
3-7 Send Button ( Clock Button )
3-8 SET Button ( Logger Button )
3-9 Stand
3-10 Battery Compartment/Cover
3-11 Tripod Fix Nut
3-12 LCD Brightness Adjust VR
3-13 System Reset Switch
3-14 RS-232 Output Terminal
3-15 DC 9V Power Adapter Input Socket
3-16 Type K/J Probe Input Socket
3-17 Probe Input Socket
3-18 Probe Lock Switch ( System On/Off Switch )
3-19 Probe Plug
3-20 Probe head ( Anemometer vane & Temperature )
3-21 Probe handle
7

4. GENERAL MEASURING
PROCEDURE
The meter default value are following :
* The air velocity unit is m/S.
* The temperature unit is .℃
* The air flow unit is CMM.
* The air flow area is meter^2 ( meter square ).
* The sampling time of data logger function is
2 seconds.
4-1 Air velocity /Air Temp. measurement
1)Install the " Probe Plug " ( 3-19, Fig. 1 ) into the
" Probe Input Socket " ( 3-17, Fig. 1 ).
Attention :
After install the " Probe Plug ", should slide
Probe Lock Switch " ( 3-18, Fig. 1 ) to the On
position ( right position ).
2)Power on the meter by pressing the " Power Button "
( 3-2, Fig. 1 ).
3)Select measuring function by pressing " Function
Button " ( 3-6, Fig. 1 ) until the display show the
air velocity unit.
@ Air velocity measurement, the display unit
will show m/S ( or Ft/min, Km/h, Knots, Mile/h ).
@ The Air velocity unit adjustment, please refer
Chapter 5-7.
8

4)Hold the " Vane Probe Handle " ( 3-21, fig. 1 ) by hand
& let the " Vane Probe Head " ( 3-20, Fig. 1 ) face
against the measuring air flow source, then the
Display ( 3-1, Fig. 1 ) will show air velocity directly. At
the same time, the display will show the air
temperature value. @ The Temp. unit adjustment,
please refer Chapter 5-6.
Measuring Consideration :
The yellow dot mark on the sensor head
indicates the direction that " need to face
against the air flow.
4-2 Air flow ( CMM, CFM ) measurement
1)Install the " Probe Plug " ( 3-19, Fig. 1 ) into the
" Probe Input Socket " ( 3-17, Fig. 1 ).
Attention :
After install the " Probe Plug ", should slide
Probe Lock Switch " ( 3-18, Fig. 1 ) to the On
position ( right position )
2)Power on the meter by pressing the " Power Button "
( 3-2, Fig. 1 ).
3)Select measuring function by pressing " Function
Button " ( 3-6, Fig. 1 ) until the display show the
air flow unit ( CMM or CFM ).
@ Air flow measurement, the display unit
will show CMM ( or CFM ).
@ CMM : cube meter per minute.
CFM : cube feet per minute.
@ The air flow unit adjustment, please refer Chapter 5-8.
9

4)The display's bottom left side will show area size in
Meter^2 ( or Ft^2 ) when make the air flow
measurement.
@ Meter^2 : Meter square, Ft^2 : Feet square.
@ The adjusting procedures of area size, please refer
Chapter 5-9.
5)Hold the " Vane Probe Handle " ( 3-21, fig. 1 ) by hand &
let the " Vane Probe Head " ( 3-20, Fig. 1 ) is opposite to
the measuring air flow source, then the Display ( 3-1,
Fig. 1 ) will show air flow value.
Measuring Consideration :
The yellow dot mark on the sensor head
indicates the direction that " need to face
against the air flow.
4-3 Thermocouple ( Type K/J ) Thermometer
measurement
1)Not install the anemometer " Probe Plug " ( 3-19,
Fig. 1 ) into the " Probe Input Socket " ( 3-17, Fig. 1 )
Attention :
After take away the anemometer " Probe
Plug " , then should slide Probe Lock
Switch " ( 3-18, Fig. 1 ) to the On position
( right position )
2)Plug the Thermocouple Temp. Probe ( Type K Temp.
probe pr Type J Temp. probe, optional ) into " Type
K/J Probe Input Socket " ( 3-16, Fig. 1 )
10

3)Power on the meter by pressing the " Power Button "
( 3-2, Fig. 1 ).
4)For the Type K Probe, press the " Function Button "
( 3-6, Fig. 1 ) to let the bottom right LCD show the
" K type " indicator
For the Type J Probe, press the " Function Button "
( 3-6, Fig. 1 ) to let the bottom right LCD show the
" J type " indicator
4-4 Data Hold
During the measurement, press the " Hold Button " ( 3-3,
Fig. 1 ) once will hold the measured value & the LCD will
display a " HOLD " symbol.
* Press the " Hold Button " once again will release the data
hold function.
4-5 Data Record ( Max., Min. reading )
* The data record function records the maximum and
minimum readings. Press the " REC Button " ( 3-4, Fig.
1 ) once to start the Data Record function and there
will be a " REC. " symbol on the display.
* With the " REC. " symbol on the display :
a)Press the " REC Button " ( 3-4, Fig. 1 ) once, the "
REC. MAX. " symbol along with the maximum value
will appear on the display.
If intend to delete the maximum value, just press
the " Hold Button " ( 3-3, Fig. 1 ) once, then the
display will show the " REC. " symbol only & execute
the memory function continuously.
11

b)Press the " REC Button " ( 3-4, Fig. 1 ) again, the
" REC. MIN. " symbol along with the minimum value
will appear on the display.
If intend to delete the minimum value, just press
the " Hold Button " ( 3-3, Fig. 1 ) once, then
the display will show the " REC. " symbol only &
execute the memory function continuously.
c) To exit the memory record function, just press the
" REC " button for 2 seconds at least. The display will
revert to the current reading.
4-6 Data Logger
The data logger function can save 16,000 measuring
data with the clock time ( Real time data logger, build
in clock ( hour-min.-sec., year-month-date ).
The data logger procedures are as following :
a)If push the Logger Button " ( 3-8, Fig. 1 ) once will
show the sampling time value on the bottom left
display then disappeared.
b)Press the " REC Button " ( 3-4, Fig. 1 ) once to
start the Data Record function and there will be a
" REC. " symbol on the display.
c) Auto Data Logger ( Sampling time set from
2 seconds to 8 hours 59 minutes 59 seconds )
Press the " Logger Button " ( 3-8, Fig. 1 ) once to start
the Auto Data Logger function, at the same the
bottom right display will show the indicator "
Recording.... ", now the Data Logger function is
executed. The upper display will show DATA "
indicator along with " REC " marker.
12

d)Manual Data Logger ( Sampling time set to 0
second )
Press the " Logger Button " ( 3-8, Fig. 1 ) once will
save the data one time into the memory, at the same
time the bottom right display will show the indicator
" Recording.... " a while. Now the Data logger function is
executed. The upper display will show " DATA "
indicator along with " REC " marker.
e) Memory full
Under execute the data logger, if the bottom right
display show the " Full ", it indicate the memory data
already over 16,000 no. and the memory is full.
f) During the Data Logger function is executed, press the "
Logger Button " ( 3-8, Fig. 1 ) once will stop to execute
the data logger function, the " DATA " indicator
will be disappeared.
If press the " Logger Button " ( 3-8, Fig. 1 ) once again
will continuous the Data Logger function.
Remark :
1) If intend to change the data logger sampling time,
please refer chapter 5-4.
2) If intend to know the space of balance data numbers
into the memory IC, please refer chapter 5-1.
3) If intend to clear the saving data from the memory
please refer chapter 5-2.
13

5. ADVANCED ADJUSTMENT
PROCEDURES
When execute the following Advanced
Adjustment Procedures should cancel the " Hold
function " and the " Record function " first. The
display will not show the " HOLD " and the " REC "
marker.
a. Press the " SET Button " ( 3-8, Fig. 1 ) at least two
seconds until the lower display show
XXXXX Memory Space
* If push the " ESC Button " ( 3-3, Fig. 1 ) will escape
the selecting function and return to the normal
measuring display.
b. One by one to press the " Set Button " ( 3-8, Fig. 1 )
once a while to select the ten main function, at the
same time lower display will show on the lower
display will show on the lower display as :
Memory Space
Clear Memory
Date/Time Set
Sample Time
Auto Power Off
Temp. Unit
Default Vel.
Default FLOW
Area
ESC Finish→
14

c. When make Advanced Adjustment Procedure
will use the following key buttons :
ESC Button ( 3-3, Fig. 1 ), Enter Button ( 3-4, Fig. 1 )
Up Button ( 3-5, Fig. 1 ), Down Button ( 3-6, Fig. 1 )▲▼
SET Button ( 3-8, Fig. 1 ), SEND Button ( 3-7, Fig. 1 )
5-1 Check Memory Space
To check the balance data numbers that exist into the
memory ( allow memorize data no. ).
XXXXX Memory Space
@XXXXX is the balance data numbers, for example
XXXXX=15417.
5-2 Clear Memory
* To delete the existing save data numbers from the
memory.
* Push ENTER Button once, then push ENTER Button
to confirm.
* Press the ESC Button once to quite and return to
the main measurement manual.
5-3 Date/Time Setting
* Use Up Button, Down Button and ▲▼
Enter ( ) Button to select the expect Date →
( year-month-date ) and the time (HOUR-MIN.-SEC.).
* After finish the Date/Time adjustment,
Push the " Enter Button " , then press the " ESC Button "
will quite and save the clock data into the memory.
15

5-4 Sample Time Setting
* Use Up Button, Down Button and Enter ( ) ▲▼ →
Button to select the expect Sample Time ( HOUR-MIN.-SEC.).
* After finish the Sample Time adjustment,
Push the " Enter Button " , then press the " ESC Button "
will quite and save the clock data into the memory.
5-5 Auto Power Off Default Setting
* Use Up Button, Down Button to select " 1 " or ▲▼
" 0 ".
1 = Auto power On.
0 = Auto power Off.
* After finish the Auto Power Off adjustment,
push the " Enter Button " , then press the " ESC Button "
will quite and return to the normal measurement
display.
5-6 Temp. Unit Default Setting
* Use Up Button, Down Button to select " 1 " or ▲▼
" 0 ".
1 = ℉
0 = ℃
* After finish the Temperature unit adjustment,
push the " Enter Button " , then press the " ESC Button "
will quite and return to the normal measurement
display.
16

5-7 Air Velocity Unit Default Setting
* Use Up Button, Down Button to select the▲▼
default Air Velocity unit as :
m/S, Ft/min, Km/h, Knots, Mile/h,
* After finish the Air Velocity unit adjustment,
push the " Enter Button " , then press the " ESC Button "
will quite and return to the normal measurement
display.
5-8 Air Flow Unit Default Setting
* Use Up Button, Down Button to select the▲▼
default Air Flow unit as : CMM or CFM
CMM : cube meter per minute.
CFM : cube feet per minute.
* After finish the Air Flow unit adjustment, push the "
Enter Button " first, then press the " ESC Button " again
will quite and return to the normal measurement display.
5-9 Area Size ( Air Flow ) Default Setting
* Use Up Button, Down Button and the SEND ( )▲▼ →
to select the desired area value.
@If the 5-8 select the CMM, the area unit is
Meter^2 ( Meter square ) and the adjust range
is limited to 0.001 to 30.000 Meter square.
@If the 5-8 select the CFM, the area unit is
Feet^2 ( Feet square ) and the adjust range
is limited to 0.01 to 322.92 Feet square.
* After finish the Area Size adjustment, push the
" Enter Button " first, then press the " ESC Button " again
will quite and return to the normal measurement display.
17

5-10 Escape from the SETTING function
Press the " ESC Button " once a while will quite and
return to the normal measurement display.
6. HOW TO SEND THE DATA OUT
FROM THE METER
1)If intend to send the data out from the meter, it
should cancel the " Hold function " and the " Record
function " first. The display will not show the " HOLD "
and the " REC " marker.
2)Press the " SEND Button " ( 3-7, Fig. 1 ) at least 2
seconds until the bottom right display show " Transmit
mode ", then release the button.
LCD display will show the fowling screen
alternately.
0.3 1
m/S ←m/S
→
1 Transmit mode xx:xx:xx Transmit mode
Block no. The first Start time Start data
data of of each address of
each block block each block
Use Up Button, Down Button to select the▲▼
different data memory block no. ( 1 to 250 ).
18