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ALP2300系列隔爆型智能阀门定位器采用喷嘴挡板技术，微控制器电子控制单元，PID算法。设有按键、LCD点阵屏显示，HART通讯功能。采用模块化结构，设计紧凑、调试简单、能适应各种恶劣的工业环境。
The LP2300 series Explosion-proof intelligent valve positioners utilize nozzle baffle technology, a microcontroller-based electronic control unit, and PID control algorithm. They feature push buttons, an LCD dot-matrix display, and HART communication capabilities. With a modular design, these positioners offer compact construction, easy debugging, and adaptability to various harsh industrial environments.
主要参数main parameter
类 目
型 号
ALP2300
ALP2301
ALP2302
ALP2303
气源压力bleed pressure
(0.14-0.6)MPa / (1.4-6)Bar
控制信号control signal
4-20 mA DC分程fractional step 4-12mA DC 12-20mA DC
反馈信号return signal
无反馈
no feedback
4-20 mA DC
HART通讯communication
4-20mA DC+HART通讯communication
等效电阻equivalent resistance
425Ω@20 mA DC
625Ω@20 mA DC
控制精度control accuracy
0.5%
线性精度linear accuracy
±0.5%
灵敏度sensitivity
±0.2%
静态耗气量static gas consumption
<2L/M@0.14MPa
使用环境温度ambient temperature
-40℃- 100℃ 湿度humidity≤90%
抗震性能seismic performance
≤2g (5-200Hz)
本安参数intrinsic security parameter
Ui=28VDC Li=93mA Pi=0.65W Ci=1nF Li=0.2mH
防护等级levels of protection
IP66
防爆等级anti-hazard classification
Ex db IICT6 Gb Ex tb IIIC T85℃ Db
输入起点范围Enter the start range
4-12mA DC
输入终点范围Enter the range
12-20mA DC
输入信号input signal
4-20 mA DC/ 20-4 mA DC
输出信号output signal
4-20 mA DC/ 20-4 mA DC
关断限制turn off limit
起点starting 0%-10% 终点terminal 90%-110%
行程调整stroke adjustment
起点starting 0%-30% 终点terminal 70%-100%
行程时间范围Trip duration range
（0-200）S
输出特性output characteristic
线性linear 1:25 1:50
容差带tolerance band
0.1%-10%
PID参数PID parameter
可设置Settable
电&气接口electrical interface
电源接口Power interface NPT1/2气源接口air source interface NPT1/4或OR电源接口Power interface M20X1.5气源接口air source interface RC1/4
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