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Home > Products Show > Electronic counter > 721 Double-preset Electronic Counter

 Company Name: Qingdao Hitech Automation Instrument Limited Company

 Contact Person: linyan.nie  

 Tel: 86-532-88706060,18753235012

 Fax: 86-532-84891445

 Email: hitech@hitechqd.com

 Address: Laoshan Dist., 190 Zhuzhou Rd., Qingdao, China

 WebSite:
http://www.yeskey.com/space/hitech3979/
http://www.qd-hitech.com

721 Double-preset Electronic Counter
Products Visitors:975
 
 

Product description:
Product Name:  721 Double-preset Electronic Counter


Working principle & Introduction: It adopts the international up-to-date single-chip machine technology and surface mounting technology (SMT). Through years of mating verification, the model 721 has been extensively applied in automatic packaging machinery, textile machinery, dying machinery, batching devices, elevators, mine probe cars, cable cutting machines, and punching machines. In addition, it adopts 5-digit LED display, screw connection, ratio display, double-preset output, multiple programming methods, and Germany industrial standard dimensions.
 
Product Series and Relevant Technical Parameters:

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 V24V

DC: 12 V24V

AC: 165V265V

DC: 12 V24V

AC: 165V265V

Power

2W

Data retention

10 years

Input impedance

22kΩ

Threshold voltage

High level8 V, low level2 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~+50

Storage temperature

-20~+70

The counters can be modified as the single preset type according to customer needs, or be customized into 85 ~ 265VAC for power supply.

 

Product installation & dimension diagram:



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