A .报警值
B .关断设定点
C .启动设定点
D .切换点
[单选题]丙烷机安全设定值菜单()功能是丙烷机入口压力低安全设定值,报警值5英寸汞柱,关断值3英寸汞柱,复位值6PSIA .LO OIL INJECTION TEMPERATUREB .HI OIL INJECTION TEMPERATUREC .LO SUCTION PRESSURED .HI DISCHARGE PRESSURE
[单选题]丙烷机安全设定值菜单()功能是过程控制温度低安全设定值,报警值-50华氏度,关断值-55华氏度,复位值-45华氏度A .LO SUCTION TEMPERATUREB .HI DISCHARGE TEMPERATUREC .LO PROCESS CONTROL TEMPERATURED .HI PROCESS CONTROL TEMPERATURE
[单选题]丙烷机安全设定值菜单()功能是润滑油注入温度低安全设定值,报警值90华氏度,关断值90华氏度,复位值95华氏度A .LO OIL INJECTION TEMPERATUREB .HI OIL INJECTION TEMPERATUREC .LO SUCTION PRESSURED .HI DISCHARGE PRESSURE
[单选题]丙烷机安全设定值菜单()功能是丙烷机出口压力高安全设定值,报警值240PSI,关断值250PSI,复位值240PSIA .LO OIL INJECTION TEMPERATUREB .HI OIL INJECTION TEMPERATUREC .LO SUCTION PRESSURED .HI DISCHARGE PRESSURE
[单选题]丙烷机安全设定值菜单()功能是丙烷机出口温度高安全设定值,报警值200华氏度,关断值210华氏度,复位值190华氏度A .LO SUCTION TEMPERATUREB .HI DISCHARGE TEMPERATUREC .LO PROCESS CONTROL TEMPERATURED .HI PROCESS CONTROL TEMPERATURE
[单选题]丙烷机安全设定值菜单()功能是丙烷机入口温度低安全设定值,报警值-95华氏度,关断值-99华氏度,复位值-90华氏度A .LO SUCTION TEMPERATUREB .HI DISCHARGE TEMPERATUREC .LO PROCESS CONTROL TEMPERATURED .HI PROCESS CONTROL TEMPERATURE
[单选题]丙烷机安全设定值菜单()功能是过程控制温度高安全设定值,报警值100华氏度A .LO SUCTION TEMPERATUREB .HI DISCHARGE TEMPERATUREC .LO PROCESS CONTROL TEMPERATURED .HI PROCESS CONTROL TEMPERATURE
[单选题]当操作参数超出了安全设定值的(),丙烷机将会关停,面板显示也将会强制切换到第一列第三行A .报警值B .关断设定点C .启动设定点D .切换点
[单选题]丙烷机安全设定值菜单()功能是丙烷机运行过程中润滑油过滤器差压高安全设定值,报警值12PSI,关断值15PSI,复位值10PSIA .LO RUN OIL PRESSUREB .HI START FILTER DIFFERENTIAL PRESSUREC .HI RUN FILTER DIFFERENTIAL PRESSURED .CAPACITY INC、REASE SOLENOID ON TIMER
[单选题]膨胀压缩机()表示有一个对系统和个人有害的参数超出了正常范围值,当关断报警发生后,PLC将自动关停膨胀机A .一般警报B .二级警报C .预报警D .关断报警