Brannan 13/464/0 User manual

User's Manual
5 In 1 Multifunctional Environment Meter
13/464/0
Please read this user's manual thoroughly before using this
unit and keep it properly for your future

Contents
1. Safety..................................................................1
2. Introduction..........................................................2
3. Specifications ......................................................3
4. Meter Description................................................5
5. LCD Display Description.....................................7
6. Operating Instructions.........................................8
7. Operating Procedures.........................................9
8. Notes.................................................................13
9. Accessories.......................................................13

1. Safety
Read the following safety information carefully before
attempting to operate or service the meter.
Use the meter only as specified in this manual; otherwise,
the protection provided by the meter may be impaired.
Environment conditions:
Altitude less than 2000 meters
RH≤90％（Non-Condensation）
Operating Temperature: -30℃～60℃
Maintenance
Repairs or servicing not covered in this manual should only
be performed by qualified personnel.
Wipe the unit with a dry soft cloth. Do not use abrasives or
solvents on this instrument.
Safety Symbol
Comply with EMC

2. Introduction
The 5 in 1 digital Multifunctional Environment Meter is
designed to combine the functions of sound level meter, light
meter, wind speed meter, humidity meter and thermometer.
This multifunctional meter can be used for a variety of
practical applications for professional and home use, for
example. monitoring and collecting data of environmental
temperature and humidity or for measuring noise in factories,
schools, offices, airports, home, etc.,

3. Specifications
Sound Level
Accuracy
±2.0dB
Display
4digts
Resolution
0.1dB
Frequency response
31.5Hz～8kHz
Measurement range
Auto：35dB～130dB
Frequency weighting
dBA
Microphone
1/2 inch Electric condenser microphone
Light
Measuring range
0 Lux～200K Lux, 0Fc～20KFc
Spectral response
CIE photopic（CIE human eye response
curve）
Spectral accuracy
CIE Vλfunction f1’≦6%
Cosine response
f2’≦2%
Accuracy
±4% rdg±0.5%f.s.(<10,000Lux)
±5% rdg±10dgts.(>10,000Lux)
Photo detector
One silicon photo diode with filter
Air velocity
Air velocity range
0.5m/s～30.0m/s
Air velocity accuracy
±（3%±0.3d）
Measurement units
m/s, km/h, ft/min, knots, Mph,

Temperature
Measurement range
-40～70℃（-40～158℉）
Accuracy
±2.0℃，±3.6℉
Measurement units
℃/℉
Resolution
0.1
Humidity
Measurement range
10～95%RH
Accuracy
±5RH%
Resolution
0.1
Data update
1 time/sec
Maximum value
MAX
Minimum value
MIN
Data Hold
HOLD
Auto power off
Automatically power off after approx. 15
minutes of inactivity
Power supply
one 9V battery with type of 006P、
NEDA1604 or IEC6F22
Battery life
About 30 hours
Operating condition
-20℃～60℃，10％RH～90％RH
Storage condition
-40℃～60℃，10％RH～75％RH
Dimensions
252 (L) *66 (W) *33(H) mm
Weight
568g

4. Meter Description
①Windscreen microphone cover
②Microphone
③LCD display
④Temp./humidity selection key
⑤Backlight ON/OFF key
⑥HOLD key
⑦Units selection key
⑧Power ON/OFF key
⑨Function selection key
⑩MAX/MIN
⑪℃/℉selection key

⑫Potentiometer calibration for sound level
⑬Anemo-probe and photo detector terminal
⑭Temperature and humidity sensor interface
⑮External DC 9V power supply terminal (positive inside
and negative outside; Pore size：OD 3.5mm, ID 1.35mm)
⑯Tripod nut
⑰Battery Compartment
⑱Battery Compartment screw

5. LCD Display Description
①Temperature/humidity reading display
②Battery indication
③Temperature unit icon
④Humidity unit icon
⑤Air velocity unit icon
⑥Sound level, air velocity or light reading display
⑦Sound level unit icon
⑧Light unit icon
⑨MAX/MIN
⑩Data hold
⑪Power off timer

6. Operating Instructions
(1) Open battery cover and install a 9-volt battery in the
battery compartment.
(2) Replace the compartment cover and lock the screw.
(3) Power the meter on.
(4) Press "MODE" key to select the desired function.
Notes:
When the low battery icon " " appears, replace the
meter's battery.
Hold the meter in. The best measuring distance is 1~1.5m
away from the microphone to the sound source.
When the AC adapter is used, insert the plug of the
adapter（3.5φ）into the DC 9V connector on the side panel

7. Operating Procedures
7.1 Temp./Humidity reading selection
After switching on the meter, press" " key to select
temperature reading or humidity reading.
7.2 Backlight ON/OFF；
With meter switched on, press " " key once, the backlight
will be on, press this key again to turn it off . The backlight
will be automatically turned off after approx. 30 seconds of
inactivity
7.3 Data Hold
Press " " button once, "HOLD" icon will appear on the LCD,
which indicates the data is being held. To release the held
reading, press the button again.

7.4 Units selection
7.4.1 Measuring Air Velocity
(1) After entering Air Velocity mode, press “ ” button to
select desired units, they appear in turns cyclically: m/s,
km/h, ft/min,knots, Mph
7.4.2 Measuring Light
(2) After entering Light mode, press “ ” button to select
Lux or Fc.
7.5 Power ON/OFF
Turn the meter on by pressing " " button for 1 second, and
turn the meter off by pressing and holding " " button for at
least 3 seconds
7.6 MODE button
With the meter on, press “ ” button to select desired

function, they appear in turns cyclically: sound level, air
velocity, light.
7.7 MAX/MIN record
In the measurement mode, press the " " key for once to
enter MAX/MIN measurement, ‘MAX’ will appear on lower
LCD, the captured maximum value will be displayed on the
LCD. Press the key again, ‘MIN’ will appear on lower LCD
and minimum value will be displayed on the LCD. Press the
key once again to exit MAX/MIN measurement mode.
7.8 Temperature units selection
After enter measuring mode, press “ ” button to
select °C or °F.
7.9 Sound Level Calibration Procedure
7.9.1 Set frequency weighting as A-weighting(dBA)
7.9.2 Insert the microphone housing carefully into the 1/2
inch insertion hole of the calibrator（94dB @ 1kHZ）

7.9.3 Turn on the switch of calibrator and adjust the CALL
potentiometer until 94.0dB is displayed.

NOTE: All products are well calibrated before delivery.
Recommended recalibration cycle: 1 year.
8. Notes
(1) Do not store or operate the meter at high temperature or
humidity.
(2) Remove the battery when the meter is to be stored for
long periods of time to avoid battery leakage.
(3) Wind blowing across the microphone increases the noise
measurement. Use the supplied windscreen to cover the
microphone when appliance.
(4) Keep microphone dry and avoid severe vibration.
9. Accessories
①User's manual
②Temperature and humidity probe
③Anemo-probe
④Light detector
⑤Windscreen
⑥Regulator rod
⑦9V battery

S Brannan & Sons
Cleator Moor
Cumbria UK
CA25 5QE
www.brannan.co.uk