Â
II. Features:
- It is featured with all call, group call, single call and other functions so that it is easy for classification dispatch and can improve productive efficiency.
- The system employs BUS structure and is configured with seven channels. Seven pairs of users can use the system together and more channels can be extended as required.
- Occupation condition of all the channels can be displayed on each telephone.
- The system is also characterized by automatically gain / loss control and balancing system transmission, no other device as equalizer is required. Voice volume does not change with distance and number of telephones. The transmission distance can be 5km.
- On-hook fork of telephone set adopts magnetic induction non-contact switch and increased safety type terminal compartment so as to ensure explosion proof and electrical performance of the product.
- Every telephone set is a separate working station. When one of them is broken down, the whole system will not be affected.
- Hazardous area of explosive gas mixture: Zone 1,Zone 2
- Explosive gas mixture: IIA, MB and IIC
- Temperature group: T1~T6
- Environment temperature: -30ºC~50oC
- Relative humidity:≥95% (room temperature)
- Atmospheric pressure: 80~110KPa
I. Application Areas
SQC Gas Monitor is used to measure and display variations of total gas, H2S contents and other parameters during drilling process and help drillers to master escaping gases from wellbore and ensure safe operation at well site.
II. Features:
- Modularization structure makes it easy extend and the quantity of parameters to be measured can be configured as required;
- Highly integrated micro-controller is applied for data acquisition and process so that high reliability is guaranteed;
- Parameters can be directly acquired and processed by data acquisition and display unit; relevant alarm threshold values can be set up as needed for audible and visual alarm;
- Humanization design of display interface permits drillers to switch freely into habitual language, select displayed parameters, calibrate parameters, set up alarm parameters and other interfaces;
- Acoustic and audio alarm. Ventilating fan can be started and controlled by the signals sent by the monitor;
- Large screen and high-brightness monitor and human-computer interaction operation makes a great visual effect
    3.1 Working Environment
- Working temperature: -45°C~+60°C
- Working humidity: 15%~95%RH
- Power supply: 176VAC~264VAC
- Power supply frequency: 47Hz~63Hz
-
Flammable Gas Detector (Sensor)
Measuring range: 0~100%LEL
Accuracy: ±3%LEL
Power supply: 10VDC~28VDC, three phase system -
H2S Gas Detector (Sensor)
Measuring range: 0~100ppm (optional range)
Accuracy: ±2ppm
Power supply: 10VDC~28VDC, two phase system - Alarm Settings: Three levels of alarm: 15ppm (optional setting), 20ppm (optional setting) and 30ppm.
- Response Time: T50<60s
- Sound intensity: ^95dB
- Explosion-proof Grade: ExdIIB+H2, T6 (the originally ExdIICT6, exclude acetylene)
- Protection Grade: IP66.
SFD Series Explosion-Proof UPS is used for devices in petroleum, petrochemical, pharmacy, coking, iron and steel, coal mining, wharf, ship and other fields and places that require uninterrupted power supply in hazardous environment to keep normal operation of the devices and further improve their working stability and ensure safe production.
II.Main Technical Specifications
1 .Working temperature: -40°C - 60°C
2. Relative humidity: 10-85% Non condensation
3. Working voltage: (220±44 ) VAC; (47-63) Hz
4. Output voltage
   DC output 21~27VDC.,10A;
  AC output 220VAC.±2% (Capacitive load or rectified load ±3% ) ,5A
5.Output frequency: 50Hz±0.1%
6. Power-off backup time: 15minutes full load (1000W) , 35minutes half load (500W)
7. Waveform distortion: empty load <1%, full load<3% 8.Output power: 1000W
8. Permitted overload: 110%-2000W, 30seconds 10.Safe standard: GB 7260
III. Features
- Wide frequency and wide voltage input improve environment adaptability.
- Surge power: Above 2000W to short circuit, 3 seconds
- When the environment temperature is higher than 80°C, UPS will stop output automatically, and it continues to work when the temperature is lower than 45°C.
- UPS will alarm when the load on it is over 1200W. Alarm will last about 3o seconds, and then it stops output automatically.
- Automatic short-circuit protection for surging. When the surging lasts less than 2 seconds, the protection stops automatically; while the surging lasts more than 2seonds, UPS automatically stops output and guarantees its safe and efficient work.
- When the accumulator cell is put away separately, please leave a ventilation hole on the storage box to extend its service life and reliability of the whole system.
Introduction
STX-W Wireless Wellsite Intercom System is in fact a kind of local wireless telephone system. It can be used in petroleum, chemical, steel, coal mine, wharf, ship and other fields for production and management liaison, accident handling or operation control communication in production for frequently positioned and non-positioned personnel. Especially in hazardous environment as well drilling, which greatly reduces labour intensity and wiring difficulty of engineer working on wire telephones; solves blind spot problem with microphone call and achieves overall, prompt and easy communication so as to minimize labor intensity, improve working efficiency and ensure safe operation.
Features
- The product integrates controlling system with power system and is of compact structure and elegant appearance.
- It is characterized by both calling and answering. Acousto-optic flash and ring remind personnel at well site that there is a call.
- On the indicating window of the telephone set, there displays code of the phone and communication status.
- Power supply: (85~265)V(AC),(47~63)Hz
- Working temperature: (-20ºC+70)°C
- Working humidity: ≤90%RH
- Environment noise: ≤75db
- Acousto-optic alarm: > 85db
- Communication distance: radius > 1000m
- Explosion-proof grade: Exd IICT6
Use
SNL Mud Outlet Flowmeter is used to display changes of absolute flow rate at mud outlet during drilling/workover process in petroleum and geological exploration. The flowmeter is helpful for drillers to master and determine working parameters and status of drilling tools in drilling/workover job.
Features
- High integrated micro-controller is employed for data acquisition and process, which is of high reliability;
- Measurement of absolute flow rate at mud outlet is realized;
- Anti-corrosion, oil proof, water proof, flame retardant and low-temperature resistant special cable and sealed waterproof and explosive-proof aerial plugs are used, which eases drilling rig movement.
- High brightness LCD. Humanity design of display interface. Parameter display, parameter calibration, alarm settings can be realized via button operation. All are easier for human-computer interaction.
- 4~20mA standard output and serial port data output provide interface for drilling instrument or well logging instrument.
- Error of liquid level measurement: ±2mm
- Flow rate error: ±5%
- Working temperature: -40°C ~75°C
- Working power supply: DC18~36V
SNK MUD MONITOR AND GROUTING SYSTEM
Introduction
SNK Mud Level Monitor and Grouting System is specially designed and produced for drilling rigs to measure and display variation of mud tank volume, total mud pit volume, mud gain/loss and other parameters during drilling/workover operation in petroleum and geological exploration job, which can automatically determine downhole working conditions and display and alarm well kick, leakage and other abnormalities. At round trip, the system can automatically control grouting pump for mud grouting.
Features
1. The system is of modularization structure and is easy to extend as required;
2).Function parameter
   1. Mud tank volume
     Measurement accuracy: ±2%
      Measuring range: 0 m3~999.99 m3
     Measurement accuracy: ±2%
Product Scope:
Dia (mm): 63.5, 76, 89, 102, 108, 114, 127, 133, 140, 152, 159, 168, 178, 194, 219
Length (mm): 170-2800
Executive Standard: GB/DIN/CEMA/SABS/JIS
Advantage:
Our rollers enjoy minimum revolving resistance, low vibration and
noise, good concentricity, long lifetime, low maintenance cost and high
loading capacity.
Material:
Tube: High-precision ERW, welded with DIN2394 Standard
Shaft: Cold drawn steel in accordance with DIN17100 and other equivalent standard, ISO h6 precision
Bearing housing: Cold pressing working, ISO M7
Seals: Labyrinth seal, Nylon 6
Bearing: Deep groove ball bearing C3 clearance
Painting: Ordinary painting, hot galvanized painting, electric static spraying painting, baked painting, Epoxy painting
Idler Roller,Rubber Disc Roller,Impact Cushion Roller,Conveyor Rollers Return Roller
Hebei Juxin Conveyor Engineering Co., Ltd , https://www.juxinconveyor.com