Qingdao Hitech Automation Instrument Co., Ltd. >> Double-Preset Electromechanical Counter (721)

Double-Preset Electromechanical Counter (721)

Double-Preset Electromechanical Counter (721)
Supplier: Qingdao Hitech Automation Instrument Co., Ltd.
Price: US $ 152.03-163.53/Piece
Min Order: 1/Piece
Quantity::
Trade Terms: FOB,CFR,CIF
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Product Specifications

Prod Model: 721 105, 721 106
Markets: North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Digit: AC≤10times/Sec; DC≤25times/Sec
Particularity: Double-Preset
Data Retaining: 10 Years
Counting Speed: AC≤10times/Sec; DC≤25times/Sec
Display Digit Size: H X W: 4 X 1.8mm
Power: AC, 4.0va; DC, 2.75W
Operation Voltage: DC12~220V(Various Specifications and Models); AC2
Theory: Electronic
Usage: LED Counter
Type: Counter
Function: Addition Counter
Carry Mode: Synchronous Counter
Carry Base: Decimal Counter
Mechanism: Electronic

Product Description

Product Name: 721 Double-preset electromechanical counter

1, Five digit LED display

2, Working voltage: DC: 12V-24V; AC: 165V-265V

3, Multiple programming modes

4, Ratio set available

5, Data retaining as long as 10 years

6, Strong anti-interference
Model 0 721 107 0 721 105 0 721 106 0 721 125 0 721 126
Display 5-digit red LED display Text height 7mm
Voltage (Fluctuation range: ±10%) DC: 12 V~24V DC: 12 V~24V AC: 165V~265V DC: 12 V~24V AC :165V~265V
Power 2W
Data retention 10 years
Input impedance 22kΩ
Threshold voltage High level≥8 V, low level≤2 V
Limit voltage ±40V
frequency 30Hz or 5kHz, can be set by the programmable switch
Counting (reset) signal trigger mode Positive or negative edge, can be set by the programmable switch
Minimum pulse width 17ms or 100μs,
Ratio set range 0.001-9.999
Signal output mode Transistor output Relay input
Signal output time Min. 50ms, the middle about 1s, can be set in steady state
Load capacity , max. voltage AC:250V; DC:30V, max. current: 1A
Duty cycle 1:1
Capacity of resisting disturbance Level 3 (IEC801)
Front protection IP54, DIN40050
Back panel protection IP00, DIN40050
Operating temperature -10°C~+50°C
Storage temperature -20°C~+70°C
The counters can be modified as the single preset type according to customer needs, or be customized into 85 ~ 265VAC for power supply.
 
Qingdao Hitech Automation Instrument Limited Company, a Sino-foreign joint venture located in Qingdao High-tech Industrial Park of Laoshan District, is a high-tech corporation specialized in automated instrumentation such as various counters, timers, encoders and transducers as well as automotive testing equipment and control system engineering. Furthermore, it incorporates scientific research, production, marketing and service as a whole. Existing leading products include: Various electronic counters, electromagnetic counters and mechanical counters as well as timers, encoders, transducers and intelligent measuring instrument.

The predecessor of Qingdao Hitech Automation Instrument Limited Company was the key and designated enterprise of the national machinery and electronics industry---state-operated counter factory of Qingdao and state-operated instrument plant of Qingdao, with the former having a long history for manufacturing the counters, timers and encoders for over four decades and the letter possessing a longer history of fabricating the automotive testing instruments, industrial and household appliance controllers for more than sixty years. In 1993, Qingdao Counter factory set up a joint venture with Germany Hengstler Company, Qingdao Hengstler Automation Instrument Limited Company (former Register Name). In 1997, Qingdao counters factory developed a joint-venture partnership with the multinational corporation Invensys Groupand, one of the world's Fortune 500 and took the lead in accomplishing the modern enterprises reformation in Qingdao. In 2001, Hitech electrical equipment was renamed as Qingdao Hitech Automation Instrument Limited Company.

In 1997, Qingdao Hitech adopts the first batch of ISO9001-1994 quality management system certification; The counter and timer series adopted CE and RoHS certification. In 2009, our company adopts the ISO9001-2008 quality management system certification again. Hitech was once rated as pioneer enterprise of modern enterprise system of Qingdao, "Top Ten" high-tech enterprise, Good Creditworthiness enterprise, "AA" grade credit enterprise, civilized and business model, etc

Abide by the development strategy of "persisting in advancing technologies, pursuing innovation and development" as well as the management principle of "strengthen the core businesses, seek appropriate diversification, people oriented, market oriented", Hitech will keep a foothold in China, ascend to the world and commit ourselves the development of Hitech automation instrumentation. Furthermore, "Meet customers' requirements, pursue excellent quality" is always our top priority. At present, the clients of Hitech have covered over 30 provinces, municipalities and autonomous regions and our export market have expanded to Europe, America, Australia, Middle East and Southeast Asia, etc. Through long-term cooperation with a host of world famous enterprises and honored customers, Qingdao Hitech reached the international advanced level in terms of quality, technical performance and industry experience. The company has become a preferred famous brand and excellent supplier in the Chinese counter market.

Ocean embraces streams all, and harmony promises reaching far. Depending on solid strength, high-quality products and first-class service, Qingdao Hitech will seize the opportunity to create a better tomorrow in cooperation with domestic and foreign customers.

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