商品描述：
商品名稱： 721型雙預置電子計數器
聯系人 張先生 QQ:1
工作原理及簡介：
l 5位LED顯示
l 雙預置輸出
l 多種編程方式
l 德國工業標準尺寸
型號 | 0 721 107 | 0 721 105 | 0 721 106 | 0 721 125 | 0 721 126 |
顯示 | 5位紅色LED顯示 字高7mm | ||||
電壓 ±10% | DC：12 V～24V | DC：12 V～24V | AC：85V～265V | DC：12 V～24V | AC：85V～265V |
功率 | 2W | ||||
數據保持 | 10年 | ||||
輸入阻抗 | 22kΩ | ||||
門檻電壓 | 高電平≥8 V，低電平≤2 V | ||||
極限電壓 | 正負40V | ||||
計數（復位）信號頻率 | 30Hz或5kHz,可通過編程開關設置 | ||||
計數（復位）信號觸發方式 | 正沿或負沿，可通過編程開關設置 | ||||
小脈沖寬度 | 17ms或100μs, 可通過編程開關設置 | ||||
比率設置范圍 | 0.001-9.999 | ||||
信號輸出方式 | 晶體管輸出 | 繼電器輸出 | |||
信號輸出時間 | 小50ms,中間約1s,可設置為穩態 | ||||
負載能力 | 繼電器輸出：50VA，電壓AC：250V；DC：30V, 電流：1A 晶體管輸出：20mA | ||||
占空比 | 1：1 | ||||
抗干擾等級 | 3級（IEC801） | ||||
前面板保護 | IP54，DIN40050 | ||||
后面板保護 | IP00，DIN40050 | ||||
工作溫度 | -10℃~+50℃ | ||||
存儲溫度 | -20℃~+70℃ | ||||
重量 | 約170g | ||||
根據客戶需要可改型為單預置型 | |||||
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 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℃~+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:
