
Table of contents
Table of contents
isoPV1685xxx_D00007_05_M_XXEN/02.2020
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8. Device communication .................................................................. 22
8.1 RS-485 interface with BMS and Modbus RTU protocol . . . . . . . . . . . . . . 22
8.2.2 Commissioning of an RS-485 network with BMS protocol . . . . . . . 23
8.2.4 Alarm and operating messages via BMS bus . . . . . . . . . . . . . . . . . . . . 24
8.2.5 Performing a firmware update via the BMS bus . . . . . . . . . . . . . . . . . 25
8.5.1 Switching between BMS and Modbus . . . . . . . . . . . . . . . . . . . . . . . . . . 26
8.5.2 Commissioning RS-485 network with Modbus protocol . . . . . . . . 26
9.1 The leakage capacitance depends on the insulation resistance . . . . . 29
9.2 Response time for insulation measurement . . . . . . . . . . . . . . . . . . . . . . . . 29
9.3 Example of alarms stored in the history memory. . . . . . . . . . . . . . . . . . . . 30
10. Factory settings ............................................................................ 31