低溫柔度(du)試驗儀要根據試驗要求(qiu)設(she)定(ding)(ding)(ding)好所需(xu)溫(wen)(wen)(wen)度(du)和時(shi)(shi)間(jian)(jian)，方法(fa)是按(an)(an)(an)(an)(an)(an)下(xia)(xia)設(she)定(ding)(ding)(ding)鍵(jian)(jian)(jian)，設(she)定(ding)(ding)(ding)指示燈亮，溫(wen)(wen)(wen)度(du)窗(chuang)(chuang)(chuang)口(kou)數(shu)(shu)(shu)(shu)(shu)字(zi)開始閃爍(shuo)(shuo)，輸入需(xu)要設(she)置(zhi)的(de)溫(wen)(wen)(wen)度(du)，（按(an)(an)(an)(an)(an)(an)上(shang)(shang)升(sheng)鍵(jian)(jian)(jian)數(shu)(shu)(shu)(shu)(shu)字(zi)增(zeng)加(jia)，按(an)(an)(an)(an)(an)(an)下(xia)(xia)降鍵(jian)(jian)(jian)數(shu)(shu)(shu)(shu)(shu)字(zi)減少(shao)，按(an)(an)(an)(an)(an)(an)設(she)定(ding)(ding)(ding)鍵(jian)(jian)(jian)，數(shu)(shu)(shu)(shu)(shu)字(zi)可移(yi)位(wei)），按(an)(an)(an)(an)(an)(an)設(she)定(ding)(ding)(ding)鍵(jian)(jian)(jian)將數(shu)(shu)(shu)(shu)(shu)字(zi)移(yi)到(dao)(dao)溫(wen)(wen)(wen)度(du)窗(chuang)(chuang)(chuang)口(kou)第位(wei)數(shu)(shu)(shu)(shu)(shu)閃爍(shuo)(shuo)，在上(shang)(shang)升(sheng)或(huo)下(xia)(xia)降鍵(jian)(jian)(jian)為﹣數(shu)(shu)(shu)(shu)(shu)，再按(an)(an)(an)(an)(an)(an)為正數(shu)(shu)(shu)(shu)(shu)，輸入需(xu)要設(she)置(zhi)的(de)時(shi)(shi)間(jian)(jian)，連續按(an)(an)(an)(an)(an)(an)設(she)定(ding)(ding)(ding)鍵(jian)(jian)(jian)將閃爍(shuo)(shuo)數(shu)(shu)(shu)(shu)(shu)字(zi)移(yi)到(dao)(dao)時(shi)(shi)間(jian)(jian)窗(chuang)(chuang)(chuang)口(kou)，在按(an)(an)(an)(an)(an)(an)上(shang)(shang)升(sheng)鍵(jian)(jian)(jian)數(shu)(shu)(shu)(shu)(shu)字(zi)增(zeng)加(jia)，按(an)(an)(an)(an)(an)(an)下(xia)(xia)降鍵(jian)(jian)(jian)數(shu)(shu)(shu)(shu)(shu)字(zi)減少(shao)，按(an)(an)(an)(an)(an)(an)設(she)定(ding)(ding)(ding)鍵(jian)(jian)(jian)，數(shu)(shu)(shu)(shu)(shu)字(zi)可移(yi)位(wei)，時(shi)(shi)間(jian)(jian)，溫(wen)(wen)(wen)度(du)設(she)定(ding)(ding)(ding)完畢后按(an)(an)(an)(an)(an)(an)停(ting)止鍵(jian)(jian)(jian)數(shu)(shu)(shu)(shu)(shu)據儲存，儀表返回(hui)工作狀態。如按(an)(an)(an)(an)(an)(an)下(xia)(xia)啟動鍵(jian)(jian)(jian)，時(shi)(shi)間(jian)(jian)自(zi)動清(qing)零，當溫(wen)(wen)(wen)度(du)達(da)(da)到(dao)(dao)所設(she)置(zhi)溫(wen)(wen)(wen)度(du)時(shi)(shi)，時(shi)(shi)間(jian)(jian)開始計時(shi)(shi)，達(da)(da)到(dao)(dao)所設(she)置(zhi)時(shi)(shi)間(jian)(jian)時(shi)(shi)，開始報警，彎(wan)曲軸自(zi)動頂著試件上(shang)(shang)升(sheng)，如不(bu)按(an)(an)(an)(an)(an)(an)啟動鍵(jian)(jian)(jian)，按(an)(an)(an)(an)(an)(an)上(shang)(shang)升(sheng)或(huo)下(xia)(xia)降鍵(jian)(jian)(jian)為手動控制(zhi)。