Specialty modules include thermocouples, RTD, millivolt/strain gauge, sequence of event recorders, isolated analog, modem modules, and a pneumatic valve output module.

• 专业模块包括热电偶，热电阻，毫伏/应变计，序列的事件记录器，隔离的模拟，调制解调器模块，以及气动阀输出模块。