Dwyer 651系列 溫度變送器
熱電阻或熱電偶輸入，可調(diào)零點和量程，4-20mA線性輸出
651系列 溫度變送器尺寸小，安裝方便，能夠非常精確的監(jiān)測和控制溫度。它可用于兩線或三線Pt100的熱電阻或K型熱電偶。651TC熱電偶型帶有32-160華氏度（0-70攝氏度）自動冷端補償， 它是一款經(jīng)濟實用型的溫度變送器。
<span font-size:16px;background-color:#ffffff;"="" style="box-sizing: border-box; font-family: Arial, "microsoft yahei", Helvetica, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255); color: rgb(68, 68, 68);"> 651 Transmitters are designed for use with 2 or 3-wire Pt100 RTDs (to DIN standard 43760 or BS1904) or ungrounded Type K thermocouples. Thermocouple Models 651TC are cold junction compensated, automatic 32 to 160°F (0 to 70°C) with upscale burnout. These economical devices provide the accuracy and reliability you need at the lowest possible cost.