·PF20121A,PF20121B,PF20121C,PF2
·PF9050A,PF9050B,PF9050C,PF9050
·PF20111A,PF20111B,PF20111C,PF2
·WS1521,WS1521A,WS1521B,WS1521C
·WS1522,WS1522A,WS1522B,WS1522C
·WS1523 WS1524,模入模出隔离端子
·WS1525,WS1525A,WS1525B,WS1525C
·WS15242,WS15242A,WS15242B,WS15
·WS15252,WS15252A,WS15252B,WS15