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Firmware and tools

IOMod series downloads

Here you can find our latest firmware versions.

IOMod series has 3 firmware types:

  1. with communication over Modbus RTU protocol;
  2. with communication over IEC 60870-5-103 protocol.
  3. with communication over IEC 60870-5-101 protocol.

IOMOD USB drivers for Windows

IOMOD FIRMWARE WITH IEC 60870-5-101 V1.0.6

Firmware v1.0.6 -> Download

IOMOD FIRMWARE WITH IEC 60870-5-103 V1.8.7

Firmware v1.8.7 -> Download


Firmware v1.21.2 -> Download

IOMOD 4Cs4Vs, IOMOD Meter FIRMWARE WITH MODBUS RTU + IEC 60870-5-103 (Multiprotocol version)

Firmware v1.3.5 -> Download

Known issues

With firmware versions IEC 103 and modbus RTU, 8AI calibration saving is flawed. It doesn't save the values unless you change some other parameters. For example, after editing the calibration you need to change the link address for the configuration to be saved.