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Aug-26-16
 
When ratetech dagger series portable cutting machine launched to the market, it becomes a popular example of portable plasma cnc cutting machine.
Ratetech dagger series portable cutting machine modified the most classical version of portable plasma cnc cutting machine and make it an updated machine. Ratetech dagger series portable cutting machine is ready to provide the global small and medium fabrication shops with the most economical cnc cutting solutions.
With a higher precision and better stability, ratetech dagger series portable cutting machine is taking the leading position of portable plasma cnc cutting machine.
Aug-26-16
 
When you choose a gantry cutting machine, which factor will you think about, will you choose a portable gantry cutting machine or a heavy-duty gantry cutting machine?
Generally speaking, traditional heavy-duty gantry cutting machine weighs about 2000kg, but only 250kg for some portable gantry cutting machine. That’s why a portable gantry cutting machine can be delivered with light truck while the heavy-duty gantry cutting machine has to call for a container or auto truck.
If your budget is limited, we suggest you to choose portable gantry cutting machine, instead of heavy-duty gantry cutting machine. Compare with heavy-duty gantry cutting machine, the portable gantry cnc cutting machine can save 70% of your cost.
Mar-05-24
 
Key Principles of an Effective Perimeter Security Program
Deterrence: Fortifications are the best deterrent to attackers. Often, perimeter fencing/barriers and other visible mechanisms such as Perimeter Intrusion Detection Systems (PIDS), lighting, and cameras serve as deterrents to potential attackers.

Detection: The implementation of detection sensors enhances the ability to identify intruders and avoid attacks. It is recommended that at least a single layer of PIDS technology be introduced to detect intruders at the perimeter. Often, a two-layer approach is required to protect facilities with higher security requirements (i.e., potential theft or damage to higher value assets). Layered complementary technologies, such as fence sensors and video analytics, can reinforce the perimeter layer. For the highest security applications (i.e., where there is a threat to critical infrastructure or human life), multi-layered systems utilizing a range of technologies further increase the level of protection.

Latency: Maximizing the time span from entry to attackable assets is critical so that security teams have time to respond. Physical barriers at the perimeter, PIDS on and inside the perimeter fence, internal barriers (ideally with PIDS), and the distance between the barrier and the attackable asset are all delay mechanisms that slow down the attacker.

Assessment: introduce an integrated system that includes alarm communications and CCTV/video intrusion assessment. Operators need to see what the system detects.

Response: Design scenarios and deploy response forces to stop threats/attacks or intruders.
Mar-05-24
 
What is a Perimeter Intrusion Detection System (PIDS)?
A Perimeter Intrusion Detection System (PIDS) is a security solution specifically designed to detect unauthorized access or intrusion attempts along the physical boundaries of a facility, such as a building, industrial site, military installation, or other sensitive area.The primary purpose of a PIDS is to provide early warning and detection of intruders, enabling security personnel to respond quickly and effectively to potential threats.

PIDS can be implemented using a variety of techniques and methods, including:

Fence-mounted sensors: These sensors detect attempts to climb or cross fences. Examples include vibration sensors, tension wire systems, and fiber optic sensors.
Buried cable sensors: Buried cable systems detect pressure or movement associated with a person or vehicle crossing a buried cable, which is typically installed at the perimeter of a protected area.
Video Analytics: Video surveillance cameras equipped with intelligent video analytics software can detect suspicious activity or movement in the perimeter and trigger an alarm or notification.
Hybrid systems: PIDS can also combine different detection technologies to increase overall effectiveness and minimize false alarms.
Once a PIDS detects a potential intrusion, it can take a variety of actions, such as:

Send an alarm or notification to security personnel or a central monitoring station.
Activate alarms, lights or other deterrents to stop intruders.
Trigger video recording or live monitoring from video surveillance cameras.
Jun-07-17
 
Model No.: ATF 3000
Product Description:
Typical standard technical data are as follows,
1. Operating system: Windows win 07
2. LCD screen: 10.4 inches touch screen, support outdoor operating
3. External lifting pressure: 0-30KN (could have 50KN extra pack)
4. Force sensor range: 200Kg,500Kg,2000Kg,2000/5000Kg
5. Force sensor accuracy: 0.2% F*S
6. Working temperature: -10~60 ºC
7. Humidity Level: less than 85% R*H
8. Power supply: inside and outside Li Battery, double supply. Working hours >= 9 hrs
9. Valve opening mode: displacement method, voice frequency method, according to different site scenarios.
Displacement method:
High-precision displacement transducer helps to size up safety valve opening status - if the valve is opened
High-precision displacement transducer measuring range 0 - 5mm
Accuracy: 0.05%
VF method:
VF probe: to monitor safety valve opening status
Stereo earphone: monitor VF probe result
Application environment: industrial and mining enterprises with complicated noises.
10. Initiating pressure error of measurement: 0.5%.
11. Data Storage: The instrument will automatically store 2000 sets of measuring data.
12. Professional data management software can auto create verification report according to the testing data.
Technical Parameters:
Model No.: ATF 3000
Operating system: Windows win 07
LCD screen: 10.4 inches touch screen, supporting outdoor operating
External lifting pressure: 0-30KN (could have 50KN extra pack)
Accuracy: 0.05%
Force sensor range: 200Kg, 500Kg, 2000Kg,2000/5000Kg
Services & Ways of Transport:
Services: 1. Best price & warming service & high quality & Frontline technics;
2. OEM services available;
3. Detailed photos will be sent to you before shipment.
Shipping ways: 1) By sea; 2) By air;
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Jun-04-21
 
INTRODUCTION
GF102 portable single phase energy meter testing bench used to test single phase energy meter. Adopt mature signal synthetic and power amplifier technology, high precision voltage and current output. Widely used in lab and field, and then as single phase standard source.
TECHINICAL SPECIFICATION
Accuracy class 0.05%, 0.1%
Power supply One Phase AC 100-265V, frequency 50/60Hz.
AC Voltage Output
Range 57.7V, 100V, 220V, 380V; max 500V
Adjustment range (0-120)%RG(1)
Adjustment fineness 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.
Stability 0.01%/120s
Distortion 0.1% (Non-capacitive load)
Output load max 25VA
Measuring accuracy 0.05%RG
AC Current Output
Range 200mA, 1A, 5A, 20A, 100A; max 120A
Adjustment range (0-120)%RG
Adjustment fineness 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.
Stability
Sep-14-20
 
Adopt latest CT technology and integrated mask digital technology
Wireless transmission distance 30m, can transmit through building barriers
Integrated design ensures uninterrupted year-round high precision, high reliability and high stability test.
Have peak value maintaining, data maintaining, data memory function
Easy to install and remove with power on
Insulation rod has the characteristics of moisture resistance, high temperature resistance, impact resistance, bending resistance, high insulation and scalability.
Can accurately measure 0.00mA-1200A current or leakage current
Can test high and low voltage changing ratio, respectively test the first loop and secondary loop high and low voltage current, and then obtain the voltage change through manually calculation.

PARAMETERS
Electrical parameters
Power supply Ammeter: DC6V Alkaline Dry Battery (1.5V AAA X 4),
Receiver: DC7.5V Alkaline Dry Battery (1.5V AA X 5),
working 10 hours
Test mode Clamp CT, integral approach
Transmission mode Wireless transmission, the maximum distance of straight line transmission is about 30m
Display mode 4 bit LCD display, with backlight function
Sampling rate 2 times/second
Measurement scope 0.00mA-1200A (50/60Hz automatic)
Resolution 0.01mA
Shift 0.00mA-1200A automatic shift
Accuracy (23±5C, below 70%RH) 0.000mA-120.00A: ±1%±3dgt
120.00A-1200.0A: ±1%±5dgt
Line voltage Below 69KV line test (with 5 insulation rods operation)
Data memory 99 sets
Automatic shutdown 15 minutes after boot
Battery voltage
Aug-25-20
 
TEST-200 200A primary current injection test kit adopts ARM Chip to control its output process and large capacity of toroidal transformers. It is equipped with current meter; it can show primary current value, second current value, the action time and voltage value. Packing is used as aluminum alloy body with PC panel. LCD screen display single-phase protective relay test device of voltage and current output stopwatch; a full isolation, adjustable AC and DC voltage, AC direct current; an adjustable DC voltage and an adjustable AC voltage; output circuit with double overload protection, high output capacity, small size, light weight, high reliability.
PARAMETERS
Electrical parameters
Accuracy ±0.5%
Power Supply(AC) 220V±10%·2000VA, 50Hz/60Hz or
110V±10%2000VA, 50Hz/60Hz
Current Output (AC) 200A5V or 100A10V
Capacity 2KVA
The current output waveform distortion 5%
Dual protection overload electronic protection and software protection
Primary current
Range 0-250A
Resolution 0.1A
Accuracy
Aug-25-20
 
GF1061 portable CT PT analyzer is mainly used for field or lab testing, it can finish the measurements (M) and protection (P) class CT, PT and TYP class CT. Adopt 7 inch touch TFT LCD, self-equipped mini type printer supporting field printing; supporting to use USB flash disk to dump data. The CT PT Analyzer is the most complete and easy-to-use testing system for protection and metering CTs according to IEEE and IEC standards.

Accuracy 0.05%
Power supply AC 220V±10% or AC 120V±10%, 50/60Hz or Battery
Output voltage 0-100Vrms
Output current 0-5Arms (20A peak-value)
Output power 0-400 VA (1500 VApeak)
Automatic frequency variation range 0.1-60Hz
Equivalent excitation voltage 5000V
Accuracy 0.5%
Secondary winding DC resistance measurement Range 0.1-1000�©
Accuracy â?¤0.05%
Secondary actual load measurement Range 5VA-1000VA
Accuracy â?¤0.5%�±0.1VA
CT/PT phase error measurement Accuracy �±1min (typical) / 3 min (guaranteed)
Resolution 0.1min
CT ratio error measurement Range 1-50000
Accuracy .05%
PT ratio error measurement Range 1-10000
Accuracy 0.05%
Aug-25-20
 
TEST-905 primary current injection test system adopts ARM chip to control the output process and large capacity of toroidal transformer. It is equipped with LCD screen display current meter, also showed primary current value, secondary current value, turn ratio and the phase shift. Aluminum alloy body with PC panel component the shell.
TEST-905 is mainly applied to test CT turn ratio and polarity in the power system, the contact resistance, high voltage circuit breaker protection test and high voltage generator test etc, which need large current on-site or in the lab.
Aug-25-20
 
TEST-902 primary current injection test set adopts ARM chip to control the output process and large capacity of toroidal transformer. It is equipped with LCD screen display current meter, also showed primary current value, secondary current value, turn ratio and the action time. Aluminum alloy body with PC panel component the shell.TEST-902 is mainly applied to test CT turn ratio in the power system and the contact resistance etc, which need large current
Aug-25-20
 
TEST-901 primary current injection test set adopts ARM Chip to control its output process and large capacity of toroidal transformers. It is equipped with LCD display and current meter; it can show primary current value, second current value, turn ratio and the action time. Packing is used as aluminum alloy body with PC panel. TEST-901 is mainly applied to CT turn ratio testing in the power system and contact resistance test which need large current.
Aug-25-20
 
GF106 CT/PT TESTER is mainly used for field testing, it can finish the measurements (M) and protection (P) class CT, PT and TYP class CT. Adopt LCD, self-equipped mini type printer supporting field printing; supporting to use USB flash disk to dump data, with simple and convenient operation.
Jun-17-17
 
Modle:AJL-LDB1301
Rated voltage:18V
Machine weight:5.6kg
Battery capacity:15-30Ah
Max. unscrew torqusion:1700N.m
Shift torque:170/350/1100N.m
Jun-07-17
 
Model No.: YH-SAT-QTIV
Product Description:
Special Features: Computer-controlled inspection system available.
Technical Parameters:
1. Test scope of DN : Flanged DN20~500mm.
2. Maximium Test Pressure: 32 MPa.
3. Accuracy: ±0.4%.
4. Input Test Medium: Nitrogen or clean compressed air (provided by the user).
Design Features:
Featured with high automation, this kind of test machine is widely used.
Equipped with German-made air supercharger, thus can directly boost the middle pressure air to the high pressure air and can test kinds of safety valves with PS?¤32MPa;
With automatic pressing structure and three kinds of test seats(large, medium & small), thus can test kinds of safety valves with test scope of DN?¤500mm. Easy to operate and fast.
1.Double precision pressure gauge display and Four-grade transfer structure.
2. Uniquely insert testing system can test PS
Jun-07-17
 
Product Description:
Model No.: YH-SAT-QF200;
Application: Used for checking the positive and negative opening values of the Breather Valves and leak tightness, so as to ensure the safe operation of the container.
Design Features:
1. Adopts the eccentric disc presser foot (the patented structure) to replace the conventional clamping foot and can also adapt to different size of flanges. The big contact area of eccentric disc can ensure the flanges nondeformable.
2. Large capacity air chamber suction structure and digital display meter with positive-negative pressure.
3. Easy to operate and fast.
Technical Parameters:
1. Maximium Test DN: DN 200mm;
2. Maximum Input Pressure: 15 MPa;
3. Test Scope of Breather Value: -50.0 KPa ~ +50.0 KPa;
4. Applicable Temperature Range: -10â?? ~ 60â??;
5. Applicable Scope: Flanged Breather Valves and Thread Type Breather Valves;
6. Input Test Medium: Nitrogen or clean compressed air (provided by the user);
7. Structure: Pneumatic Clamping Structure.
Services &Ways of Transport:
Services: 1. Best price & warming service & high quality & Frontline technics;
2.OEM services available;
3. Detailed photos will be sentto you before shipment.
Shipping ways:1) By sea; 2) By air;
Jul-01-14
Supplier From Beijing, China
May-11-06
Supplier From Beijing, China
Mar-21-07
Supplier From Beijing, China
Nov-05-24
 
Product descriptions from the supplier
Overview
The product does not include the controller, and the controller is ordered separately

Product features:

Standard vacuum plating temperature range from 10-3pa to 10-4Pa room temperature

The special motor prototype developed by the vacuum series displacement table project has been used in military and civil fields, and has formed the following product advantages:

1. Vacuum, high and low temperature (LOX 10-7pa, - 196 ° C ~ 200 ° C) extreme environment.

2. The working environment temperature is - 196 ° C to + 200 ° C, the coil temperature can reach 300 ° C, the applicable vacuum degree is l.oxlota, and the radiation resistant dose is 106gy. It can provide low-voltage DC and high-voltage AC options, and can be equipped with built-in temperature sensor.

3. Standard design 28, 35, 42, 57 and 86 frame two-phase four wire hybrid vacuum stepping motor

4. Standardized design and production of 100 ~ 750W vacuum servo motor series

5. Vacuum reducer (standardized design and manufacture of 45, 65 and 85 specifications)

6. The surface materials of the motor are specially treated, and the torque characteristics of the motor are increased by 15%.

7. Based on the established parts material series system, product customization with different temperature ranges and different specifications and sizes can be realized.

8. It can expand the functions of radiation resistance, salt spray resistance, impact resistance and mold resistance, and accurately match the needs of customers.

9. Special polyether ethylamine material vacuum line in vacuum chamber

10. The use environment with high cleanliness can also be selected. Special material selection and perfect back-end treatment technology make it used in a high cleanliness environment.
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