VICTOR 834B Wall-mounted Large Screen Noise Meter Decibel Meter Tester

Description

VICTOR 834B Wall-mounted Large Screen Noise Meter Decibel Meter Tester
Notice:
The standard package don't include batteries.
Because,the international air shipping forbid to ship liquid,powder and batteries,
we can not put them in the package box.
Hope you can understand buy them in your local store or supermarket.
At the same time, please forgive us that we are unable to provide the English user manual.
If you need it, please contact the customer service after purchase.
Thanks for your support!
VICTOR834A is a large-screen noise meter, used to measure environmental noise, large-screen display, single word
4 inches; upper limit threshold can be set, over-limit alarm function; built-in alarm, external alarm output; alarm time setting; multiple
Fixed measurement, suitable for multiple occasions; can be placed on the desktop, wall, hanging, and 1/4 inch fixed bracket measurement.
General specifications
-Display mode: digital tube display;
-Display size: 4 inches single word;
-Measuring range: 30~130dB;
-Accuracy: ±1.5dB (based on standard sound source, 94dB@1KHz);
--Frequency response range: 31.5Hz~8.5KHz;
-Frequency weighting: A (environmental noise) weighting;
-Time response: FAST (fast);
-Sampling rate: about 2 times per second;
-Over-range display: the highest digit displays "Hi" or "Lo";
-Power supply: 220V AC input, output 5V1A adapter;
-Altitude: <2000 meters;
-Pollution degree: Level 2;
--Volume (size): 323x173x40mm (length * width * height);
-Weight: about 980g;
Item / Model Number
VICTOR 834A
VICTOR 834B
Measurement range
30dB~130dB
Accuracy
± 1.5dB (whichever is the standard sound source, 94dB@1KHz)
Frequency response
31.5Hz~8.5KHz
Frequency counting
A Rights
Response time
FAST(fast), about 1 second, 2times
Sensor Type
6mm capacitor microphone sensor
Digital-bit display
3 digits
Resolution
0.1dB(＜100dB);1dB(＞100dB)
Alarm prompt
Sound + Display
Alarm output
5V High Level
Refresh speed
1 Second 2 Times
Storage Features
×
√
Communication with the computer
×
√
Power supply mode
DC5V 1A Micro USB interface
Working temperature and humidity
0~40℃；10%~80%RH
Storage temperature and humidity
-10~60℃；10%~70%RH