MRC SP-82AM User manual

2 in 1
Air velocity/Temp., Air flow
ANEMOMETER
Model : SP-82AM ( Sper version )
Your purchase of this
ANEMOMETER marks a
stepforward for you
into the field of
precision measurement.
Although this METER is
a complex and delicate
instrument, its durable
structure will allow
many years of use if
proper operating
techniques are
developed. Please read
the following
instructions carefully
and always keep this
manual within easy
reach.
PLEASE READ THIS MANUAL CAREFULLY BEFORE OPERATION
3, Hagavish st. Israel 58817 Tel: [phone], Fax: [phone] [email protected]
MRC.5.17

TABLE OF CONTENTS
1. FEATURES.................................................................
.
1
2. SPECIFICATIONS........................................................1
3. FRONT PANEL DESCRIPTION......................................
.
3
3-1 Hold button.......................................................... 3
3-2 button ( Power button )...................................
3
3-3 REC button........................................................... 3
3-4 LCD display...........................................................3
3-5 Wristlet................................................................
.
3
3-6 Anemometer Vane................................................
.
3
3-7 Battery Compartment / Cover................................
.
3
3-8 Buttons operation label..........................................3
4. MEASURING PROCEDURES.........................................
.
4
4-1 Power on/off.........................................................4
4-2 LCD backlight on/off..............................................4
4-3 Function selection................................................. 4
4-4 Unit selection........................................................5
4-5 Air flow measurement...........................................
.
5
4-6 Hold Function...................................................... 6
4-7 REC ( Record ) function ....................................... 6
4-8 Auto power off disable........................................ 7
5. BATTERY REPLACEMENT............................................
.
7

1. FEATURES
* 2 in 1 professional environment instruments:
1. Air velocty, 2. Air flow ( CMM, CFM ).
*Tiny bone shape with lightweight and small size case
design are suitable for handling with one hand.
* Wristlet design provides extra protection to the
instrument especially for user one hand operation.
* Low-friction ball bearing mounted wheel design
provides high accuracy at high and low air velocity.
* Built- in microprocessor circuit assures excellent
performance and accuracy.
* Concise and compact buttons arrangement,
easy operation.
*Memorize the maximum and minimum value with recall.
* Hold function to freeze the current reading value.
2. SPECIFICATIONS
2-1 General Specifications
Display 8 mm LCD display
Measurement 1. Air velocty
2. Air flow ( CMM, CFM ).
Operating Max. 80% RH.
Humidity
Operating 0 to 50 (32 to 122 )℃℉
Temperature
Over Input Indication of "- - - - "
Display
Power Supply CR 2032 DC 3V battery
Power Approx. DC 5 mA
Consumption
1

Weight 160g (battery included)
Dimension HWD 120 x 45 x 20 mm (4.7 x 1.8 x 1.2 inch).
Standard Instruction Manual
Accessory
2-2 Electrical Specification ( 23 ±5 )℃
Air velocity
Unit Range Resolution Accuracy
ft/min 80 to 3937 ft/min 1 ft/min
m/s 0.4 to 20.0 m/s 0.1 m/s 20 m/s : ± 3% F.S.≦
km/h 1.4 to 72.0 km/h 0.1 km/h > 20 m/s : ± 4% F.S.
MPH 0.9 to 44.7 mile/h 0.1 MPH
knots 0.8 to 38.8 knots 0.1 knots
Remark :
ft/min : feet per minute MPH : miles per hour
m/s : meters per second knots : nautical miles per hour
km/h : kilometers per hour
Ar flow
Uni
t
Ran
ge
Resolutio
n
CMM 0.024 to 36000 0.001/0.01/0.1/1
CFM 0.847 to 1271300 0.001/0.01/0.1/1/10 (x10)/100 (x100)
2

3. FRONT PANEL DESCRIPTION
Fig. 1
3-1 Hold button
3-2 Button ( Power button )
3-3 REC nutton
3-4 LCD display
3-5 Wristlet
3-6 Anemometer Vane
3-7 Battery Compartment / Cover
3-8 Buttons operation label
3

4. MEASURING PROCEDURE
4-1 Power on/off
Button = Power Button
1) Power on :
Press " Power Button " once.
2) Power off :
During power on, press " Power Button " > 3 seconds.
will power off.
4-2 LCD backlight on/off
During power on, press " Power Button " once, then the
LCD backlight will be on 5 seconds then off automatically,
4-3 Function selection
The meter can select 2 kind function as :
a.Anemometer
b.Air flow ( CMM, CFM )
During power on, press the " Hold button "
continuously ( not release the button ), the Display will
show the following text in sequence :
Display Function
text
An Anemometer ( Air velocity )
AirFL Air flow ( CMM, CFM )
Until the Display show the desired function, just
release the " Hold button " , the meter will execute this
function with default. 4

4-4 Unit selection
During power on, press the " REC button "
continuously > 3 seconds, the Display will show the text
" Unit " release the " REC button ", then press " button "
to select the desired unit, after the desired unit
is sleeted, press the " REC button " to save the unit
with default.
REC button = Enter button
The selection unit for all function are :
Measurement Unit
Air velocity M/S, Km/h, mph, knot, FPM
Air flow CMM, CFM
side, it is normal.
4-5 Air flow measurement
1)Power on, select the function to " Air flow measurement "
( refer to chapter 4-3 ), now the meter is ready for Air
flow measurement.
2)Set the measurement area dimension :
Press the " Hold button " once, the Display will show the
indicator " HOLD " then press the " REC button " continuously
until the left down bottom of Display show " m-2 "
or " F-2 "
m-2 = meter square
F-2 = ft square
5

3)
Use the " Hold button " and the " button "
to
adjust the air flow dimension value.
Until the desired dimension value is set, press
" REC button " to save the setting value with default.
button = button▲
Hold button = button▼
REC button = Enter button
4-6 Hold Function
Whenever press the " Hold Button " will freeze the current
reading value with a "HOLD" symbol on the display.
To release the Hold function, just press the " Hold button "
once again, the " HOLD " indicator will be disappeared.
4-7 REC ( Record ) function
1)The REC ( Record ) function can record and display
the maximum and minimum reading values. Start the
Record function by pressing the " REC Button " once.
There will be a " REC " symbol on the display.
2)With the REC symbol on the display :
(a) Press the " REC button " once and the " Max "
symbol along with the maximum value will appear on
the display.
(b) Press the " REC button " again, the " MIN " symbol
along with the minimum value will appear on the display.
(c) To exit the memory record function, press the " REC
button " continuously for at least 2 seconds. The display
will revert to the current reading.
(d) Clear the recorded MAX or MIN value by pressing the
" Hold button " once. Previous recorded
MAX/MIN value will be given up and then revert to the
REC. function keep on recording.
6

4-8 Auto power off disable
In order to prolong the battery life, the instrument has
"Auto Power Off " function. The meter will switch off
automatically if no buttons are pressed for around 10
minutes.
However if intend disable the " Auto power off " function,
just execute the " REC " function ( above chapter 4-7 ),
then the Auto power off function will be canceled.
5. BATTERY REPLACEMENT
1)When the LCD display shows " " symbol, it is
necessary to replace the battery. However
measurement may still be made for several hours after
the low battery indicator appears.
2)Open the " Battery Compartment / Cover " ( 3-7, Fig. 1 )
and remove the battery.
3)Install the battery ( CR2032 ) and then reinstate the
cover.
7