PCE-MSL 1 Environmental Meter User Manual
- June 12, 2024
- PCE
Table of Contents
MSL 1 Environmental Meter
User Manual
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:
- RH≤90RH ％（Non-condensation ）
- Operating temperature:-20 ～60 /-4 ～140
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
Application
This unit adopts condenser microphone as the sensor, high configuration MCU calculation, high accuracy, fast response. This Sound Level Meter is designed to meet the measurement requirements of safety Engineers, Health, Industrial safety offices and sound quality control in various environments like factory, school, construction, etc.
Features
- High accuracy, fast response
- Color LCD display with backlight
- Temperature measurement
- MAX, MIN
- Data HOLD
- Wide frequency range
- Fast/slow time weighting
- Over range indication
- Enable/Disable auto power off
Basic Operation
4.1. Open battery cover and install 3*1.5v AAA batteries in the battery
compartment.
4.2.Power on; press “ ” to turn on the meter, the meter conducts self-
inspection, after LCD displays, it measures temperature and sound level
automatically.
4.3.After testing, Press “ ” to turn off the meter
Note: Remove the battery when the meter is to be stored for long periods
of time to avoid battery leakage
Specification
| Applied Standard | IEC61672-1 CLASS2 |
|---|---|
| Measuring level range | 35dB ～135dB |
| Dynamic range | 50dB |
| Frequency range | 31.5Hz ～8KHz |
| Accuracy | ±2.0dB |
| Frequency weighting | A frequency weighting |
| Time weighting | FAST:125ms/ SLOW: 1s |
| Microphone | 1/2 inch electrets condenser microphone |
| High/low reading indication | 100dB, LCD displays “Hi” |
100dB, LCD displays “LO”
Temperature range| -20 ～70 /-4 ～ 158
Temperature accuracy| ±1.5 /2.7
Resolution| 0.1
Data update| 300ms
Battery life| at least 60 hours
Enable/Disable Auto power off| The meter shuts off automatically after 15
minutes inactivity under auto power off mode, disable auto power off is
available
Battery| 31.5V “AAA” batteries
Operating conditions| -20 ～ 60 /-4 ～ 140 , 10RH% ～ 90 RH%
Storage conditions| -20 ～ 60 /-4 ～ 140 , 10 RH% ～ 75 RH%
Dimensions| 14456*30.5mm
Weight| 73g
Meter description
- Windscreen microphone cover
- LCD Display
- Hold button
- Power on/off button
- MAX/MIN
- Fast/ Slow selection key
- Battery compartment
- Nameplate
LCD display description
- Data hold Icon
- Auto power off Icon
- Temperature readings
- Sound level readings
- Fast/Slow Icon
- Hi/Lo Icon
- Frequency weighting Icon
- Temperature unit Icon
- Low battery Icon
- MAX/MIN Icon
Operation instruction
8.1 Power on/off: press “ ” to turn on/off the meter.
8.2 Data Hold: In measuring mode, press “ ”, “HOLD” Icon will appear on
the LCD, which indicates the data is freezed, to release the held reading,
press “ ” again.
8.3 MAX/MIN; In measuring mode, press “ ”, “MAX” will appear on the LCD,
the captured maximum sound level will be displayed on the LCD, Long press “ ”,
the meter exit MAX/MIN measurement mode and back to normal measuring mode.
8.4 Key; with the meter on, press “ ” to select FAST(125s) or Slow(1s)
time weighting measurement.
FAST: Fast sampling measurement,1 time per 125ms.
SLOW: Slow sampling measurement, 1 time per second
8.5 Use of compound key；
8.5.1 With the meter off, press “ ” first and hold, then press “ ” to turn on
the meter, it can change temperature unit(°C/°F).℃ is preset.
8.5.2 With the meter off, press “ ” first and hold, then press “ ” to turn on
the meter, “ ” Icon on the LCD display disappear, which indicates the power
off function is disabled, you need to turn off the meter through pressing “ ”
by manual.
Note: When “ ” icon displayed on the screen, it indicates that the meter
will automatically turn off after approx. 15 minutes of inactivity.
Notes
-
This meter has already been calibrated before delivery. Do not revise the calibration parameters without professional personnel and device.
【Note】 All products are well calibrated before delivery. Recommended recalibration cycle: 1 year. -
Repairs or servicing not covered in this manual should only be performed by qualified personnel.
-
Wipe the unit with a dry soft cloth periodically. Do not use abrasives or solvents on this instrument.
-
Remove the battery when the meter is to be stored for long periods of time to avoid battery leakage.
-
when the battery is low, LCD display“ ，A new battery is needed.
-
Do not store or operate the meter in high temperature or humidity.
-
Wind blowing across the microphone increases the noise measurement. Use the supplied windscreen to cover the microphone when appliance.
-
Keep microphone dry and avoid severe vibration.
Accessories：
- User’s manual
- 3*1.5V AAA Battery
- Windscreen
Contact
If you have Contact questions, suggestions or technical problems, please do
not hesitate to contact us. You will find the relevant contact information at
the end of this user manual.
Contact
If you have any questions about our range of products or measuring instruments
please contact PCE Instruments.
PCE Instruments UK
By post:
PCE Instruments UK Ltd.
Units 12/13 Southpoint Business Park
Ensign Way, Southampton
Hampshire
United Kingdom, SO31 4RF
By phone:
02380 987 035| PCE Americas
By post:
PCE Americas Inc.
711 Commerce Way
Suite 8
Jupiter
33458 FL
USA
By phone:
561 320 9162
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Disposal
For the disposal of batteries in the EU, the 2006/66/EC directive of the
European Parliament applies. Due to the contained pollutants, batteries must
not be disposed of as household waste. They must be given to collection points
designed for that purpose.
In order to comply with the EU directive 2012/19/EU we take our devices back.
We either re-use them or give them to a recycling company which disposes of
the devices in line with law.
For countries outside the EU, batteries and devices should be disposed of in
accordance with your local waste regulations.
If you have any questions, please contact PCE Instruments.
PCE Americas Inc
711 Commerce Way
Suite 8
Jupiter
FL-33458 USA
From outside US. +1
Tel: 561-320-9162
Fax: 561-320-9176
info@pce-americas.com| PCE Instruments UK Ltd.
Units 12/13
Southpoint Business Park
Ensign way
Hampshire/Southampton
United Kingdom, S031 4RF
From outside UK: +44
Tel: (0) 2380 98703 0
Fax: (0) 2380 98703 9
info@industrial-needs.com
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www.pce-instruments.com/english
www.pce-instruments.com
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