·WS15272,WS15272A,WS15272B,WS15
·WS15242,WS15242B,WS15242A,WS15
·WS15252,WS15252A,WS15252,B,WS1
·WS15244,WS15244A,WS15244B,WS15
·WS21522,WS21522A,WS21522B,WS21
·WS21525,WS21525A,WS21525B,WS21
·WS2025,WS2025A,输出环路供电隔离
·WS2022,WS2022A,WS2022B,WS2022C
·WS9030,输入环路/输出环路供电隔