1．1仪表常用缩写字母
英文名称英文缩写中文名称
TEMPERATURE WELL TW 温井TEMPERATURE INDICATOR TI 温度表TEMPERATURE TRANSMITTER TT 温度变送器TEMP INDICATOR CONTROLLER TIC 温度显示控制器TEMPERATURE CONTROL VALVE TCV 温度控制阀TEMPERATURE SWITCH HIGH TSH 温度高开关TEMPERATURE SWITCH HIGH HIGH TSHH 温度高高开关TEMPERATURE SWITCH LOW TSL 温度低开关TEMPERATURE SWITCH LOW LOW TSLL 温度低低开关TEMPERATURE ALARM HIGH TAH 温度高报警TEMPERATURE ALARM HIGH HIGH TAHH 温度高高报警TEMPERATURE ALARM LOW TAL 温度低报警TEMPERATURE ALARM LOW LOW TALL 温度低低报警PRESSURE INDICATOR PI 压力表PRESSURE TRANSIMITTER PT 压力变送器PRESSURE INDICATOR CONTROLLER PIC 压力显示控制器PRESSURE CONTROL VALVE PCV 压力控制阀PRESSURE SWITCH HIGH PSH 压力高开关PRESSURE SWITCH HIGH HIGH PSHH 压力高高开关PRESSURE SWITCH LOW PSL 压力低开关PRESSURE SWITCH LOW LOW PSLL 压力低低开关PRESSURE ALARM HIGH PAH 压力高报警PRESSURE ALARM HIGH HIGH PAHH 压力高高报警PRESSURE ALARM LOW PAL 压力低报警PRESSURE ALARM LOW LOW PALL 压力低低报警PRESSURE DIFFERENT SWlCH HIGH PDSH 差压高开关PRESSURE DIFFERENT SWICH LOW PDSL 差压低开关PRESSURE DIFFERENT ALARM LOW PDAL 差压低报警PRESSURE DIFFERENT ALARM HIGH PDAH 差压高报警LEVEL INDICATOR LI 液位计
LEVEL GLASS TUBE LG 液位玻璃管LEVEL TRANSIMITTER LT 液位变送器LEVEL INDICATOR CONTROLLER LIC 液位显示控制器LEVEL CONTROL VALVE LCV 液位控制阀LEVEL SWITCH HIGH LSH 液位高开关LEVEL SWITCH HIGH H1GH LSHH 液位高高开关LEVEL SWITCH LOW LSL 液位低开关LEVEL SWITCH LOW LOW LSLL 液位低低开关LEVEL ALARM HIGH LAH 液位高报警
LEVEL ALARM LOW LOW 液位低报警LEVEL ALARM HIGH HIGH LAHH 液位高高报警LEVEL ALARM LOW LOW LALL 液位低低报警FLOW INDICATOR Fl 流量表
FLOW TRNSIMITTER FT 流量变送器FLOW INDICATOR CONTROLLER FIC 流量显示控制器FLOW CONTROL VALVE FCV 流量控制阀PRESSURE SAFETY VALVE PSV 压力安全阀SHUT DOWN VALVE SDV 关断阀
BLOW DOWN VALVE BDV 排空阀
UNIT SHUT DOWN USD 单元关断PROCESS SHUT DOWN PSD 系统关断EMERGENCY SHUT DOWN ESD 紧急关断PROGRAMA．LOGICAL CONTROLLER PLC 可编程逻辑控制器。