ZHS1790 Explosion-proof digital camera

ZHS1790 Explosion-proof digital camera introduction

ZHS1790 explosion-proof digital camera, is made on the basis of the Canon 500 d digital camera. It is a new type of mining products, mainly used in the coal mine methane of dangerous gases, such as environment, for coal mine disaster accident investigation evidence collection, downhole video production safety situation, the electrical and mechanical equipment running status, supporting conditions and geological characteristics of roof and floor, etc., to provide high resolution digital images.

ZHS1790 Explosion-proof digital camera technical parameters

Operating voltage:7.8V--8.8V DC
Machine working current：0.4A--1.1A
Image sensors, high sensitivity, high resolution, large monolithic CMOS.
Explosion-proof digital camera lens: Canon af/ae single-lens reflex type digital camera
Display: 2.5 inches, 110000 points, support TFTLCD display brightness adjustment.
The input/output terminals: audio/video output digital IO (USB)
Storage: 4 gb SD card (standard)
Dimension：128.8 mm×97.5 mm×61.9 mm
weight：500g
Continuous working time is 3 h

 Our Email:    sales@chinacoalintl.com 

Telephone:    0086-537-2351381

              0086-18653763332 

Our Address:  No.69 Huoju Road, New & High Zone,Jining City,Shandong Province,China

KTH18Intrinsically safe automatic telephone

KTH18 Intrinsically safe automatic telephone brief introduction

KTH18Intrinsically safe automatic telephone is used in coal mine or other high temperature, high humidity, heavy pollution and poor working environments KTA17 telephone coupler supporting the use of an automatic telephone.

KTH18Intrinsically safe automatic telephone technical parameter

Maximum input DC voltage:≤60V
Maximum input DC current：≤34mA
Ringing maximum input voltage：≤ 60V，frequency（25±3）Hz
Maximum input Ring Current：≤38mA
Ringer loudness：≥90dB(A)（pick KTA17 safety couplers and 10 kilometers mine simulation subscriber line, 1 meter away from the phone test)
Maximum communication distance 10km
Associated equipment: KTA17-type safety coupler
Dial: P / T compatible
Structured way: Hanging
Supply voltage: 44V-60V
Dimension：357*190*127mm
Weight：3.5KG

KTH18Intrinsically safe automatic telephone feature:

1　phone shell with anti-static material, waterproof, dustproof, anti-corrosion, protection grade IP65, suitable for extremely harsh environments.
2　wall mount, using a newly developed hook switch mechanism, phone no movable parts.
3　 keyboard is fully sealed with a luminous touch of a button, a call ringing sound and light show, and an emergency call, hang up and redial key.
4　Includes a call from the gain adjustment switch, according to the distance between the phone and scheduling switchboard, then adjust the gain by sending for long distance calls in the coal mine, line insulation bad situation.
The phone is wall-mounted, portable, modern design, the shell is anti-static material, waterproof, dustproof, anti-corrosion, protection grade IP65, suitable for extremely harsh environments, the keyboard is fully sealed with a luminous touch of a button, ringing call sound and light show, and an emergency call.
Our Email:    sales@chinacoalintl.com 

Telephone:    0086-537-2351381
              0086-18653763332 


Our Address:  No.69 Huoju Road, New & High Zone,Jining City,Shandong Province,China

BYS series explosion proof speaker

BYS series explosion proof speaker brief introduction

This enterprise production of explosion-proof speaker commonly known as explosion-proof speaker, mainly for the dangerous sites, indoor outdoor all can use, this speaker quality is light, amplification effect is good, explosion-proof level is high, long service life, widely used in coal yard, dock, steel mills, power plants and other sound.

BYS series explosion proof speaker parameters:

output power：≤100W 
input voltage：AC100～127V 
Impedance: ４、8、16（Ω）
Protection grade: IP65
Dimension(mm): 370×270×270 

Import thread: 1/2
Our Email:    sales@chinacoalintl.com 

Telephone:    0086-537-2351381
              0086-18653763332 

Our Address:  No.69 Huoju Road, New & High Zone,Jining City,Shandong Province,China

GY-KY Digital anti-noise amplified phone

GY-KY Digital anti-noise amplified phone brief introduction:

GY-KY Digital anti-noise amplified phone using digital noise reduction technology and high fidelity amplifying technology, anti noise amplification effect is good, especially suitable for high noise places such as docks, steel mills, power plants, the station has broadcast address ringing, amplifying function.

GY-KY Digital anti-noise amplified phone parameters:

DC open circuit voltage：40V~64V
DC Supply current：25~60mA
Ringing voltage:75±15V、25Hz±3Hz
Busy Signal: Frequency 450Hz ± 20Hz, intermittent ratio (0.3 ~ 0.4) s: (0.3 ~ 0.4) s
Power supply: AC: 220V ± 10%

GY-KY Digital anti-noise amplified phone working principle:

GY-KY intelligent digital anti-noise amplification, then stop by broadcasting the call can always find current staff. Low transmission, distributed amplification, can be increased calls, call distance and voice clarity. With the caller, then stop for duplex call. Using digital anti-noise technology, In the 115 db noise environment, the two sides still maintain a clear call. Then stop using non-contact design, IP65 protection class, the use of any harsh environment field. With a luminous indication keyboard for easy nighttime operation. PA power with 15W, 30W two specifications.

KTH15 explosion proof telephone

KTH15 explosion proof telephone introduction

Intrinsically safe automatic telephone, intrinsically safe antinoise automated telephone, it is my company's long-term experience in coal mine production dispatching communications terminal equipment research, using modern electronic technology, the complete chenghua circuit successfully developed the high performance and high reliability communication terminal. It can matched with KT8013 or KTA12 coupler, and the existing various ground switch or dispatch switchboard adaptor, composition of the coal mine production scheduling system. Features: the telephone shell is made of antistatic reinforced polyester waterproof, dustproof and anti-corrosion, protection grade reaches IP65, suitable for extremely harsh environment use. This machine structure is hanging and desktop, dial-up is P/T compatible.

KTH15 explosion proof telephone principle and application

KTH15 explosion proof telephone shell is made of reinforced polyester production antistatic, waterproof, dustproof, corrosion, protection class IP65, suitable for extremely harsh environments. Wall-mounted, using the newly developed hook switch mechanism on the phone without any moving parts.
 KTH15 explosion-proof telephone can be used in the coal mine high noise environment, such as mining working face, transfer point etc, as anti-noise communication terminal. KTH15 explosion-proof telephone also can be widely used in other high temperature, high noise, high humidity, heavy pollution, bad working environment, such as power plants, coal preparation plant, steel mills, tunnels, ports, chemical plants, etc. as industrial communication terminal.

KTH1C Flameproof magneto telephone

KTH1C Flameproof magneto telephone feature

1、phone uses a magnet-type microphone with a long life, stable performance, low noise and high sensitivity;；
2、phone calls circuit using the auto-transformer circuit, ditch into antisidetone circuit, the telephone by saying higher efficiency; voice loud and clear；
3、ring and the bell using a press key switch to separate it, polarization electric bell coil for the tandem consequently higher sensitivity, far distance from the bell.

KTH1C Flameproof magneto telephone parameters

Hand generator output power (W)≥2.2
The bell loudness dB≥80
Call performance objective send equivalent ≤11dB
Receive objectively equivalent ≤3dB Supply voltage DC.V1 dry batteries two

KTH106-1Z Intrinsically safe telephone

KTH106-1Z Intrinsically safe telephone brief introduction：

KTH106-1Z Intrinsically safe telephone is suitable for coal mine dangerous places. Used in mining work surface, lower exports, boring head fixed telephone, mount point, roadway landline to use dispatch stations, substations, pump house, winch room and other fixed caverns.And associated equipment HDK mine telephone coupler and output signals meet the requirements of the dispatcher or switch can be composed of coal mine safety communication system network.

KTH106-1Z Intrinsically safe telephone technical parameter:

Maximum input voltage：DC60V
Maximum input current：20mA
Highest ringing voltage: AC56V
Maximum Ring Current：10mA
Ringing level：≥80dB
Pulse intermittent ratio：1.6±0.2:1
Pulse rate：10±1次/秒
Overall dimensions mm:112×290×122
Communication distance：≤10km
Cable Model: MHYV1*2*7/0.37
Weight：2.5kg

KTH106-1Z Intrinsically safe telephone advantage：

1、the phone casing for the aluminum alloy, good appearance, high mechanical strength. No.
2、using the domestic new button plate.
3、 telephone circuit adopt the internationally used in integrated circuits, with hair, accurate, clear communication, stable work, etc.
4、has the dual frequency and pulse dialing function (factory general switch into dual audio).
5、 the whole machine has a shockproof, moisture-proof, small volume, light weight, strong, durable, easy maintenance, etc.

HCX-3 portable magneto telephone

HCX-3 portable magneto telephone brief introduction

HCX-3 portable magneto telephone communication for professional as mining, railways, etc., as well as natural disasters provide emergency communications support.HCX-3 portable magnet telephone calls, magnet generators work by hand, mainly by hand magnet generators, AC bells, electromagnetic receiver, mixing coil, carbon headset composition, This telephone is easy to carry, communication distance, wide application, firm structure, light weight, long life, appearance, etc.

HCX-3 portable magneto telephone advantage:

1 Match light are multiplexed lines. 800Hz telephone impedance is 800Ω ± 20%.
2 Through two telephones on the same model, even in less than 75db audio noise conditions, the communication distance up to 21 km.
3 In temperature -40 ℃ (using cold battery) - +50 ℃ 750 ± 30mmHg pressure and temperature of +40 ℃, relative humidity up to 98% of the reliable work environment.
4 All parts are fixed on the rack into one, along with mobile phones are loaded into the enclosure, solid structure to carry and easy to use.
5 volume：222X195X107(mm)3 　
6 weight：约2.5Kg

HCX-3 portable magneto telephone application environment

1、1, phone nominal impedance of 800 ohms, lightweight design selected by double-track line is, if you use ultra-light is double-track, side tone bigger.
2、1, phone nominal impedance of 800 ohms, lightweight design selected by double-track line is, if you use ultra-light is double-track, side tone bigger.
3、the transmit reference attenuation: Use 3V battery voltage is +4.0 - +1.2 N. Receive reference attenuation is -0.8 ± 0.25N.
4、in the 75db noise environment, in order to communicate the same model phone when the call light is multiplexed online distance 24 km.
5、bells Sensitivity: 75db noise level in the environment and light is 30 km double-track conditions, using the same type of interaction shake telephone two generators, two meters can be heard ringing.
6、 the machine box: thermoplastics repression, durable.
7、the use of the environment: Ambient temperature: -40 ℃ - +50 ℃ range. Relative humidity: up to temperature of +40 ℃, relative humidity 95 +3% Atmospheric Pressure: 760 - 780 mm water column height yin range.

KXT117Inclined shaft people and vehicles signal device

KXT117Inclined shaft people and vehicles signal device introduction

KXT117 inclined people and vehicles signal device (by the receiver, transmitter, power supply component) to achieve the winch driver and signal engineering liaison between the signals, the signal sent workers RBI handheld transmitter signal receiver winch driver saw the sound and light show signal and the digital display, enabling RBI signal communications.

KXT117Inclined shaft people and vehicles signal device application

Transmitter is small in size, light weight, battery is placed within the chassis, the antenna uses annular is located in the above case, improve the efficiency of the launch. Bell man in his hand, signaling in the car is very convenient.
Transmitter panel operates under voltage indicator, factory has been set, when this light need to recharge.
Transmitter with charging device, do not need special charging equipment, can be directly in charge voltage 220 v.
Receiver has the sound, light, digital display function, can be used to count the dot from the transmitter signal and more reliable to ensure the accuracy of the dot signal.
Do not need to set up induction line by means of the underground bell lines, signal lines, can carry more than 2000 metres. If set up induction line effect is better.
Inclined shaft people and vehicles signal device is divided into clear shaft and dark shaft used,difference is that dark shaft signal device pick all power supply should be explosion-proof power.

 Our Email:    sales@chinacoalintl.com 

Telephone:    0086-537-2351381

              0086-18653763332 

Our Address:  No.69 Huoju Road, New & High Zone,Jining City,Shandong Province,China

KXT118Inclined shaft people and vehicles signal devices

KXT118Inclined shaft people and vehicles signal devices introduction.

Inclined shaft people and vehicles signal devices,the communication system adopts the inductive transmission mode, namely the dot extension or speech, radio wave radiation to induction line (straight bottom cable), by the high frequency machine, in the high frequency machine signal is processed into useful low-frequency signal, through a dedicated cable, transmitted to the host, display and voice, host calls start high frequency machine part of the work.Radio waves, through the induction line transmission to extension can realize two-way voice communication between the host and supporting.
RBI machine by receiving a communication signal, the host enables counting and display functions; also host a DC output signal to the controller, the controller can output a set of normally open contact signal, in order to achieve the appropriate roadway point bell control functions.

KXT118Inclined shaft people and vehicles signal devices technical parameters

（1）Working environment:　　
a)Ambient temperature:0℃～+40℃；　　
b)Average relative humidity: less than 95%（+25℃）；　　
c) Atmospheric pressure:80kPa～106kPa；　　
d)mechanical environment: No significant vibration and shock of the occasion; in the coal mine methane and coal dust hazardous compound, but no damage to insulation corrosive gases.
（2）Technical Specifications　　
a)Operating frequency: Emission (Host - Communication Machine) 1.650MHz; receiver (Communication Machine - host) 1.650MHz. 　　
b) Modulation: FM.  　　
c)Work: Wireless simplex intercom　　
d)Call mode: voice calls.　　
e)RF radiation Media: Sensor cables　　
f)Auxiliary host maximum distance: less than 200m.　　
g) device communications coverage:　　Horizontal: not less than 3 m. Longitudinal: not less than 500 m (with the aid of inductive line).
Our Email:    sales@chinacoalintl.com 

Telephone:    0086-537-2351381
              0086-18653763332 

Our Address:  No.69 Huoju Road, New & High Zone,Jining City,Shandong Province,China

KXB127 Mining Acoustic and Optical Sound Alarming Device

KXB127Mining Acoustic and Optical Sound Alarming Device Introduction

KXB-127Flameproof and intrinsically safe language designed to sound and light alarm flameproof and intrinsically safe, the power supply is 127V, maximum power speaker <8W, the alarm signal is expressed as a speaker sound, high-brightness light-emitting, diode light-emitting display. The structural design of products for the cable directly into the explosion-proof structure, explosion chamber portion.
1.Inclined Roadways Acoustic and Optical Sound Alarm
Suitable for mining inclined lane yard and the partial mouth up and down, to remind people pay attention to safety, voice prompt "are driving, no pedestrians" (or user), the red light flashing (screen) and the green indicator.
Structure type: flameproof and intrinsically integrated, explosion-proof + screen
Control: winch interlock, RBI signal control, user requirements.
2.Crossing(Drift) Acoustic and Optical Sound Alarm
Suitable for underground alleys curves, the fork and damper, alert pedestrians or vehicles security, voice prompt "in front of the car, pay attention to safety" (or user), the red light flashing (screen) and the green indicator.
Structure type: flameproof and intrinsically integrated, explosion-proof + screen.
Control: Overhead lines trigger, rail switch is triggered, the user requirements.
3.Wellhead Acoustic and Optical Sound Alarm
Apply to the upper and lower shaft ascending the well's mouth, reminded by tank researchers pay attention to safety, voice prompt "signals issued, it is strictly prohibited into the jar" (or user).
Structure type: the wellhead to the big screen, under the wellhead is flameproof and intrinsically safe integrated. Control: RBI signal control, user requirements.
4.Inclined Drifts People Mover Acoustic and Optical Sound Alarm
Applied to cars, belts, inclined lane ascend overhead by people and places and safety tips are needed, language tips "in front of the station, ready to get off" (or user), the red light flashing (display).
Structure type: flameproof and intrinsically integrated, explosion-proof + screen.
Control: manual control, sensor control, user requirements.
5.Air Door Acoustic and Optical Sound Alarm
Suitable for downhole throttle on both sides, ensure that the air door closed in time and pay attention to safety, language tips "air door is not closed, please turn off the air door" (or the user's request).
Structure: the flame-proof and the one-piece Cable wiring.

KXB127Mining Acoustic and Optical Sound Alarming Device Technical Data

Rated voltage: AC127V
Sound strength: not less than 90dB
Luminous intensity: 30 m visibility (darkness)

KTY2 Mine Induction Communication Machine

KTY2 Mine Induction Communication Machine Introduction

The machine is referred to as underground radios. (cable) within the roadway for any address all call contact, communication distance is 1-2 km above, if set up special induction line, using large loop antenna, the communication distance can reach more than 3 km, if deserve to go up scheduling communication distance is farther, host is carrier telephone alternative products.Installation is simple, generally does not need to set up induction line, use the unit power cable transmission. Using FM carrier, strong anti-interference ability.

KTY2 Mine Induction Communication Machine

Call Features            Half duplex
Carrier Frequency            1650KHz±0.5KHz
Transmit Power            0.5—1.2W
Receiving Sensitivity          ≤5dbuv
Audio output power        ≥250mw
Frequency offset                ≤5KHz
Power supply                 10GNY0.7Ah12V

 Our Email:    sales@chinacoalintl.com 

Telephone:    0086-537-2351381

              0086-18653763332 

Our Address:  No.69 Huoju Road, New & High Zone,Jining City,Shandong Province,China

HDB-2 Explosion proof telephone

HDB-2 Explosion proof telephone introduction

The phone is intrinsically safe, with ordinary telephone function, but also has a fully electronic non-contact sensing circuit using special techniques. Telephones and related equipment HOB-1-proof coupling facilities, and switches connected to form explosion-proof communication system.

HDB-2 Explosion proof telephone parameters

model：HDB–2
ringing voltage：≤48V
ringing current：≤25
protection level：IP65
dimension：410×260×185
associated equipment：HOB-1explosion coupler
Dangerous sites with explosive air mixture:Zone 0, Zone 1 and Zone 2
flammable gas mixture：IIA、IIB、IIC
temperature class：T1-T6

HDB-2 Explosion proof telephone feature

The phone is intrinsically safe, with ordinary telephone function, but also has a fully electronic non-contact sensing circuit using special techniques. Telephones and related equipment HOB-1-proof coupling facilities, and switches connected to form explosion-proof communication system.

 Our Email:    sales@chinacoalintl.com 

Telephone:    0086-537-2351381

              0086-18653763332 

Our Address:  No.69 Huoju Road, New & High Zone,Jining City,Shandong Province,China

KTT9 Portable communication telephone

KTT9 Portable communication telephone application：

KTT9 Portable communication telephone is suitable for mining tunnels, underground air defense facilities, underground shopping malls warehouses, caves, tunnels, remote mountainous areas, electromagnetic waves can not transmit regional sites and other places. It has audio, power display function.

KTT9 Portable communication telephone composition：

1、communication cable 400m (including wire spool) maximum communication cable length ≥ 2km
2、Power Distribution Box (built-DC12V 1200mA / H-MH battery pack).
3、senior special headset (headset cable length 1m).
4、cable。
5、dedicated charger (DC 500mA).

KTT9 Portable communication telephone parameters：

Working temperature: -20 ℃ - 40 ℃
Distortion: ≤10%
Operating frequency：300HZ--3000HZ
Alarm Frequency：1000HZ-- -200HZ
Intrinsically safe parameters: Operating voltage: 12V
Operating Curren：≤50mA
Depending open pressure：14v
Short-circuit current:≤450mA
Power Distribution Box: Voltage DC12V
Capacity: 1100MAH
Life: Rechargeable 500 times
Continuous use time:> 16 hours

KTT9 Portable communication telephone advantages：

KTT9 portable communication telephone landline learn today's advanced design, the use of digital integrated circuits, high sensitivity, energy saving; nonverbal manual alarm function; instrument with methane and coal dust in the environment of use (can not be used with hazardous petroleum, chemical and other industrial sites); Relay has a continuous multi-station communication function (multi-station distance calls ≥ 2km); supply communication box with silicone, the overall potting; headset using waterproof rubber seal.
As with the above product advantages so this product can be used with positive pressure (negative pressure) supporting the use of air-oxygen breathing, call clear and reliable. Continuous uninterrupted conversation, while actinomycetes side call.

 Our Email:    sales@chinacoalintl.com 

Telephone:    0086-537-2351381

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Our Address:  No.69 Huoju Road, New & High Zone,Jining City,Shandong Province,China

Mine intrinsically safe identification card

Mine intrinsically safe identification card summarize：

Mine intrinsically safe identification card designed for use in mine personnel wireless positioning terminal equipment; In an emergency occurs, the downhole personnel can through the identification card of alarm button to trigger alarm, real-time alarm messages to inoue command system.Used for containing methane and coal dust hazard in the mixture of mine.

Mine intrinsically safe identification card parameters：

working voltage：DC 3.7V；
Emission current ≤90mA；
Operating frequency： 2412.5MHz～2417.5 MHz；
Receiving sensitivity:-75dBm/m；
Working conditions:
No more than 2000 meters above sea level；
Ambient temperature:0～40℃；
The atmospheric pressure ：（80～106）kPa；
Relative humidity: no more than 95% （25℃）；
Wireless communication distance is not less than 200 m (and equipment)
Our Email:    sales@chinacoalintl.com 

Telephone:    0086-537-2351381
              0086-18653763332 


Our Address:  No.69 Huoju Road, New & High Zone,Jining City,Shandong Province,China

KTA17 type Safety coupler

KTA17 type Safety coupler introduction

 KTA17 type Safety coupler is mine communication system from a security zone to a non-secure zone conversion devices.It with KTH18 intrinsically safe type automatic telephone set and a variety of ground general switch or dispatch switchboard, can complete the security isolation, all kinds of signals, and can be used in the coal mine dispatching communication system.

KTA17 type Safety coupler technical parameters

maximum transmission distance and transmission attenuation
maximum transmission distance is 10 km
Each coupler does not exceed the maximum transmission attenuation 1.54dB.
Maximum dimensions: 130mm * 28mm * 28mm

KTA17 type Safety coupler technical feature

1）Explosion-proof type: Ground and intrinsically safe   
Ex mark: Ex (ib) I;   
2）for the whole casting type, shell protection capacity of IP54.  
3）External line method using plug-in, convenient and simple.    
4）The safety coupler is a passive coupler.   
5）Capacity: pick a telephone sets each way

Our Email:    sales@chinacoalintl.com 

Telephone:    0086-537-2351381

              0086-18653763332 

Our Address:  No.69 Huoju Road, New & High Zone,Jining City,Shandong Province,China

KTW Mine explosion proof intrinsically safe mobile phone

KTW Mine explosion proof intrinsically safe mobile phone introduction：

KTW Mine explosion proof intrinsically safe mobile phone is coal mine wireless communication system of radio terminal device. Through base station radio frequency modulation signal, and provide a wireless link between cell phone, so as to realize wireless communication.

KTW Mine explosion proof intrinsically safe mobile phone service environment：

1；No more than 2000 meters above sea level，
2；Ambient temperature: 0 ~ 40 degrees Celsius，
3；The atmospheric pressure：（80~106）kpa
4；Relative humidity: no more than 95%
5；Can be used for containing methane and coal dust mixed in the mine
6；Launch field strength:-40~-10（dBm/m）
7；Operating frequency: 2.412~2.472GHz

KTW Mine explosion proof intrinsically safe mobile phone parameters

rated voltage：DC 3.7V
maximum working current：≤ 650 mA
Standby current:≤80mA
Ringing loudness: ≥70dB
Battery：3`7v/1200mAh
standby time：72h    
duration :6 hours
Receiving sensitivity (dBm/m)：≤-75
Communication distance:≥100meter
Working channel：13个
dimension：120mm(L)52mm(W)22mm(H).
weight：139g

KTW Mine explosion proof intrinsically safe mobile phone features

1.Use mine safety design, light small, easy to carry.
2.System voice terminal adopt IEEE802.11 protocol design, its safe and anti-interference mobile phone more than ever before.
3.With clear communication, receiving high sensitivity, communication distance, etc. Terminal with multifunctional application platform, scalable group messaging, surfing the Internet, etc.
4.Have higher receiver sensitivity, to ensure maximum full play wireless network function.
5.Work an average power consumption is low, have a longer standby time. Mobile phone make rechargeable lithium ion batteries, can use the charger to charge.

 Our Email:    sales@chinacoalintl.com 

Telephone:    0086-537-2351381

              0086-18653763332 

Our Address:  No.69 Huoju Road, New & High Zone,Jining City,Shandong Province,China