The sound level meter measures and displays sound levels in dB from 3 to 13 dB. User selectable features include Frequency weighting (A & C), Response Time (Fast & Slow), Data Hold and MAX/MIN recording. Comply with norm of IEC 651 type 2, ANSI S1.4 TYPE 2. Each meter is fully tested and calibrated in factory before delivery. With proper use, it will provide years of reliable service..
Applicable standards IEC61672-1: 213 Class 2
Measurement range Auto:3 to 13d Manual: 3 9dB, 5 11dB, and 7 13dB
Microphone 1/2 inch polarized condenser microphone
Frequency range 31.5~8Hz
Accuracy ±1.5dB ( at reference condition of 94d 1 kHz)
Resolution .1dB
Data update 5ms
Frequency weighting A and C
Response time FAST125 SLOW1 s
Standard calibrator 1KHz sine wave @ 94 or 114dB
Display 3-1/2 digital LCD with analog bar-graph
Over load indication Displa OVER UNDER� icons
Outputs AC/DC signal output from earphone jack
AC=1Vrms DC=1mV/dB
Data output Micro USB
Auto power off Automatically power off if without operation in 2 mins
Power One 6F22 battery or 9V 6LR61
Memory 32 dataonly for LD856
Operating condition ~ C (32 ~ 122 F)1 ~ 9% RHNon-condensing
Storage condition -2 ~ C (- 4 ~ 14 F)1 ~ 9% RHNon-condensing
Weight & dimension 2gincluding battery215mm*58mm*33mm
Accessories Manual, 9V battery, windscreen, USB cable, 9V AC/DC adapt �3 earphone plug�software CD.
-Oxygen Concentrator Brand: yuwell Origin: China Price: USD220/FOB China Payment: TT30%-70% against SGS -Flow Range: 5L/min -Maximum outlet pressure: 40-70kpa -Sound Level: 52 dB(A) -Input power: 400VA -N.W: 16.6kg (36.6Ibs) -Dimension: 39*24.5*50(cm) -Minimum operating time: 30min
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Dual Flow Longfian Jay-10 Oxygen-concentrator 10LPM OXYGEN GENRATOR (10LTR) JAY -10 PRODUCT DETAILS Technical Parameter : Oxygen Flow ( Liters per Minute ) :10 LPM Model JAY-10 Flow Rate 0-10LPM Purity 93% (�±3%) Outlet Pressure 0.04-0.07MPA Sound Level â?¤50db Power Consumption â?¤880W LCD Display Switch times, Operating pressure, Present Working Time, Accumulating Time, presetting Time from 10mins to 40hours Alarm Power failure alarm, High&Low pressure alarm,Temperature alarm Net Weight 27KG Size 365x375x600mm Optional : Nebulizer, low purity alarm/low flow alarm, high temperature alarm, pulse oximeterSpecification and main features of 10 liter oxygen concentrator Machine JAY-10 Dual Flow Estimated Delivery:5-7 Days Warranty :1 Years Brand/Manufacturer Brand: Longfian Jay-10
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Supplier: Ph meter, on-line conductivity, concentration meter, transmitter acidity, acidity meter, magnetic flap liquid level gauge, liquid level transmitter, floating ball, the ball float liquid level switch, dissolved oxygen meter
Buyer: Chemical, petroleum, pharmaceutical, paper making, food, environmental protection, agriculture
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Purity of oxygen reaches 93%+3% Multiple Ways to use -It comes with two flow-meters having flow from 0-5 liter and 0-10 liter per minute, it can deliver SLPM oxygen with two persons at the same time, and can deliver lOL PM with one person. -It also has atomization function Safety -The machine has audiovisual alarm for power failure, low oxygen level, low pressure
