Which is a good 4-20mA noise sensor for industrial equipment

NegotiableUpdate on 04/06

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

Online Consult

Overview

Explosion proof 4-20mA noise sensor collects environmental noise and calculates the weighted value of noise A. The data is transmitted to the current loop module through RS232 cable and outputs current according to the algorithm. Customizable and can be further developed

Product Details

Explosion proof 4-20mA noise sensor

Intrinsic safety parameters

1. Security level: Ex ia IIC T6

2 TemperatureworkAmbient temperature-20--60 degrees Celsius

3. Usage areas and standards

This product is used in environments with explosive gases in zones 0, 1, and 2

B Application Standards

GB3836.1-2010 Explosive Atmosphere Part 1: General Requirements for Equipment

GB3836.4-2010 Explosive Atmosphere Part 4: Equipment Protected by Intrinsic Safety Type "i"

Certificate No. 4:CCRI 21.2633X

Explosion proof 4-20mA noise sensor

Product Model	JHM-NS02
precision range	+/-3dB (1KHz 94dB point correction)
Conversion accuracy	0.1dB
output mode	4-20mA current loop output
Frequency weighting characteristic	A weighted characteristic
Microphone manufacturer	Toshiba capacitive (windproof outer cover)
Dynamic measurement range	30dB -130dB (automatic shift)
frequency response	20 Hz --- 20KHz
dynamic characteristics	0.5 seconds
Working and storage temperature	-20 ----- 60℃
Working and storage humidity	10 ---- 90RH%
Power standard	DC24V (ripple<0.5%) current 80ma=''>
manufacturer	Beijing Jinghaiming Electronic Technology Research Institute