ABB A14 串行通讯丢失

ABB / A14

ACS400

串行通讯丢失

变频器

故障含义：Serial communication through Standard Modbus Channel is lost. 15 *, ** MODBUS EXCEPTION Exception response is sent through Standard Modbus channel. The bus master may be sending queries which cannot be processed by the ACS 400. Last three exception response codes are stored into parameters 5213 - 5215.

可能原因

检查与处理

资料来源：ACS400 User's Manual Rev C (EN, 官网)

DCS400

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直流调速器

故障含义：

可能原因

检查与处理

资料来源：DCS400 Manual (EN, 官网)