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ST8852 User Manual

ST8852 is similar model as ST8851, but with Datalogger function built-in.

ST8852 is designed for noise project; quality control; illness prevention and cure and all kinds of environmental sounds measurement. It is applied to the sounds measurement at factory; school; office; traffic access and household, etc.

Features:

• Conforms to the IEC61672-1 CLASS2 for Sound Level Meters
• MAX & MIN measurements
• Over range display
• Under range display
• A & C Weighting
• FAST & SLOW response
• Analog AC/DC outputs for connection to frequency analyzer or X-Y shaft recorder

Specifications:

• Standard applied: IEC61672 -1 CLASS2
• Accuracy: 1.4dB
• Frequency range: 31.5HZ ~ 8KHZ
• Dynamic range: 50dB
• Memory: 32700
• Level ranges: Lo: 30dB ~ 80dB
• Med: 50dB~100dB
• Hi: 80dB ~ 130dB
• Auto: 30dB ~ 130dB
• Frequency weighting: A/C
• Time weighting: FAST (125ms), SLOW (1s)
• Microphone: 1/2 inch electret condenser microphone
• Display: 4 digits LCD display with a resolution of 0.1dB
• Display Update: 2 times/sec.
• MAX hold: Hold the Maximum reading
• MIN hold: Hold the Minimum reading
• HOLD: Hold the readings
• Alarm function: “OVER” is when input is more than upper limit of range. “UNDER” is when input is less than lower limit of range.
• Analog output: AC/DC outputs from earphone outlet AC=1Vrms ,DC=10mV/dB
• Data output: USB data traffic
• Auto power off: Meter automatically shuts down after approx. 15 minutes of inactivity.
• Power supply: One 9V battery, 006P or NEDA1604 or IEC 6F22.
• Power life: About 30 hours
• Operation temperature and humidity: 0°C ~ 40°C, 10% RH ~ 90% RH
• Storage temperature and temperature:? -10°C ~ +60°C, 10% RH ~ 75% RH
• Dimension: 278 (L) x 76 (W) x 50 (H) mm
• Weight: 350g
• Accessories: Instruction manual, battery, screwdriver, 3.5mm earphone plug, windscreen, software, USB cable.