GeneralThe GFK30 type mine air door open and closed state sensor is a magnetically driven position switch sensor, and is a product of mine intrinsic

1. Usage and the Application Range The JMJC-A multi-functional substation detector is an instrument mainly for the function detection, maintenance an

1. General KL2.5LM (A) type miner's lamp is designed according to GB7957-2003 standard in a coal mine with portable lighting. Be filled by a dual LED

2. The main technical indexes shall meet the following data: Output flow: (30 to 300) ml/min (adjustable) Flow meter: level 2.5 Measurement of the el

Main technical specificationsItemTechnical IndexesTemperature measuring range-12-400Measuring accuracyMeasuring range-12-100 >100Allowable error&p

General Simultaneous detection and display: methane (CH4), carbon monoxide (CO), oxygen concentration (O2), and hydrogen sulfide (H2S) Applicable sit

General All the performances of the CJC4X intelligent suspension type methane detecting device satisfy the latest national standards AQ6207-2007. The

The detector is the latest type with long service life. The detector is applicable in many occasions such as the underground coal mine, metallurgy, s

General The instrument adopts the electronic measuring device which is based on thermal catalysis principles and electrochemical principles and is pr

General The instrument is applicable to many occasions such as petrochemistry, the situation under coal mine, metallurgy, security and environmental