4B系(xi)列1/4DIN溫度/過程控制器(qi)(qi)設(she)計用(yong)于接受熱電(dian)(dian)(dian)(dian)偶、電(dian)(dian)(dian)(dian)阻式溫度檢(jian)測器(qi)(qi)、電(dian)(dian)(dian)(dian)流或電(dian)(dian)(dian)(dian)壓(ya)輸入,并提供雙(shuang)輸出進行控制。可用(yong)輸出包(bao)括(kuo)繼(ji)電(dian)(dian)(dian)(dian)器(qi)(qi)/繼(ji)電(dian)(dian)(dian)(dian)器(qi)(qi)、電(dian)(dian)(dian)(dian)壓(ya)脈沖/繼(ji)電(dian)(dian)(dian)(dian)器(qi)(qi)、電(dian)(dian)(dian)(dian)流/繼(ji)電(dian)(dian)(dian)(dian)器(qi)(qi)或線(xian)性電(dian)(dian)(dian)(dian)壓(ya)/繼(ji)電(dian)(dian)(dian)(dian)器(qi)(qi)。
這些裝置(zhi)可以(yi)編程(cheng)為(wei)ON/OFF、PID、自動調諧或手動調諧控制方法。PID控制由64個斜坡/保持動作支(zhi)持。4B系列還包括兩個額(e)外(wai)的報(bao)警輸(shu)出(chu)。第(di)二繼(ji)電(dian)器輸(shu)出(chu)可以(yi)被重新配(pei)置(zhi)為(wei)第(di)三警報(bao)輸(shu)出(chu)。報(bao)警類型可從(cong)13種不同(tong)的預編程(cheng)報(bao)警功能(neng)中選擇。控制器具有雙LED顯示屏,用于過程(cheng)和設定點值的本(ben)地指示。
產地:美國
輸入(ru):熱電(dian)(dian)偶、電(dian)(dian)阻式溫度檢測器、直(zhi)流(liu)(liu)電(dian)(dian)壓或直(zhi)流(liu)(liu)電(dian)(dian)流(liu)(liu)
顯示:兩個4位數(shu),7段。PV:3/4“H(19毫米)紅色(se);SV:1/2”H(12.7毫米)綠色(se)。精度(du):±0.25%量(liang)程,min.±1位有效數(shu)字
電(dian)源(yuan)電(dian)壓:100至240 VAC、50/60 Hz或24 VDC(取決于型號)
功耗:5 VA
工作溫度(du):max.32至122°F(0至50°C)
內存(cun)備份:非(fei)易失性內存(cun)
控制輸出額定值
繼電器:SPDT,5 A@250 VAC電阻;
電壓脈沖:14V,10%至-20%(max.40mA);
電(dian)流:4至20mA;
線(xian)性電壓:0-10 V。
通信(xin):RS-485 Modbus A-5-11/RTU通信(xin)協議(yi)
重量:15 oz(425g)
機構(gou)認證:CE、RoHS、cUL、UL
前面板等(deng)級:IP56
控制鍋(guo)爐(lu)的(de)溫度,根據溫度或壓力進行(xing)風門(men)控制
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