Write Access To Modbus Registers - Bender ISOMETER iso415R Manual

Insulation monitoring device for unearthed 3(n)ac, ac and dc systems (it systems)

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Operation and settings on the device

4.1.6.5 Write access to Modbus registers

The " PROTECT" function disables or enables write access to the Modbus registers of the parame-

ters. Via the Modbus register "Write access", write access can only be disabled, but no longer ena-

bled.

•

If the T/R button is pressed for at least 20 seconds, the status LED changes

from steady green to flashing violet and remains in this state for 5 seconds

if the button is held down.

•

If the T/R button is released during the period in which the status LED flash-

es violet, the state of the Modbus register "Write access" changes from the

current to the alternative setting, i.e. from "enabled" to "disabled" or vice

versa.

iso415R-x_D00401_00_M_XXEN / 04.2021

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