温升中的K跟摄氏度是如何换算的?

2024-11-29 21:34:02
推荐回答(2个)
回答1:

换算公式:
F=(℃×9/5)+32
℃=(F-32)×5/9
K=℃+273.15
式中:
K ——开尔文温度(热力学温度),
℃ ——摄氏温度
F ——华氏温度

回答2:

连接器热循环温升试验台
JAY-DD385A
本试验仪依据GB2099、GB7251、GB11022、GB11918、GB13140、GB14048、GB15092、GB15287、GB15288、GB16915、GB17465、GB20234.1、UL310、UL498、UL817、UL941、UL1059、IEC60309、IEC60998、IEC60669、IEC61058、IEC60439、EIA-364-70等电子连接器的电流和温度升高测试方法及其他电器附件的有关标准研制而成,可适用于接地电阻测试、器具开关、插头插座、开关柜、母线排等产品的温升试验。具有操作简便,准确可靠等特点,广泛用于厂家、质检和科研部门。也可用于考核电器附件在接上负载电流时其表面发热情况,电极温升是否符合标准的要求。
1、试验电流源:电流程序控制
最大输出电压: DC5V
电阻阻抗的电压测量范围:0-299.99mV
分辨率:0.01mV
显示精度±(0.2%读数+5个字)
输出恒定可调试验电流:2档 DC 5~110.00~1100.0A可调
电流分辨率:100A档显示分辨率0.01A,1000A档显示分辨率0.1A
电流显示精度:±(0.2%读数+5个字)
试验电流稳定性:±(1%设定值 + 5个字),反应时间1S
输出功率限制:不超过5500VA
2、控制器:通电/断电时间:1~99.99 分钟/小时
通断次数:1~9999次,带断电记忆功能,次数到自动停机
3、温升测试:
测温范围:0~200℃,分辨率:0.01℃
温度测量:20路(包含1点测量环境温度),试验路数可扩展
数据读取速度:1S/次
配置热电偶:美国Ω公司J型30AWG细丝热电偶,长度3米,共20条;
温度探头间可带电AC300V测试,不会损坏仪器,
热电偶精度:Ⅰ级。

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