Martindale SP79 Class 2 Sound Level Meter

Product Code: MARSP79

Price

£133.95 ex. VAT £160.74 inc. VAT

In Stock

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Detailed Description

Key Features:

All specified accuracies are at 23°C ± 5°C, <70% R.H. for 1 year.
Temperature coefficient: 0.1 x (specified accuracy) per °C, (0°C to 18°C, 28°C to 50°C).
Measuring level range: 32 – 130dB Frequency range: 20Hz – 8kHz Frequency weighting: A or C Level ranges: Lo: 30 – 90dB Med: 50 – 110dB Hi: 70 – 130dB
Accuracy: ±1.4dB (at reference conditions)
Dynamic range: 60dB
Time weighting: Fast or slow
Microphone: ½ inch electret condenser microphone
AC output: 1 Vrms at full scale (full scale is the upper limit of the selected level range)
DC output: 10mV/dB
Display: Liquid crystal display Digital, 4 digits, updates 2/sec Bar-graph, 30 segments, updates 10/sec
Power: 1 x 9V, PP3 alkaline battery (IEC 6LR61, NEDA 1604A)
Continuous operating time: 60 hours typical (alkaline battery)
Auto power off: after approx. 30 minutes
Low battery indication: The [batt] symbol is displayed
Dimensions: 258(L) x 55(W) x 25(D) mm
Weight: Approx. 185g including battery
Temperature: 0°C to 40°C Relative humidity: 10 to 90% R.H.
Storage conditions: Temperature: -10°C to 60°C Relative humidity: 10 to 75% R.H.
Complies with BS EN 61672-1 Class 2
Conforms to BS EN 61326-1

Featuring A and C frequency weighting and fast and slow time weighting, the compact design can be handheld, or mounted on a tripod for longer term monitoring of Min / Max values. Detailed recording and analysis can be made using the AC and DC outputs.

The SP79 complies with BS EN 61672-1:2003 and is supplied with a detachable windshield and hard carry case. The large high contrast display includes both digital reading and analogue bar graph.

An optional sound level calibrator, Amprobe SM-CAL1 is available to verify accuracy before and after readings in accordance with international standards.
The SM-CAL1 is simple to use and provides a 1kHz reference at 94dB and 114dB.