Maximum number of device predefined types exceeded

Description

I/O The configuration is invalid.
The maximum number of symbols in the I/O system has been exceeded, arg .

Modify the configuration of the I/O system (i.e. reduce the number of device trust levels) so that it does not exceed the maximum limit.

Applicable equipment

Source: Fault JSON · ABB_故障码_中英双语.json · SHA-256 481c7ff71090cf8078a15158591c094a0b83fce935541adeb03af45c5850d001 · 71552

Brand	ABB
Updated	2026-10-26

71552

I/O The configuration is invalid.
The maximum number of symbols in the I/O system has been exceeded, arg .

Modify the configuration of the I/O system (i.e. reduce the number of device trust levels) so that it does not exceed the maximum limit.

Applicable equipment

Source: Fault JSON · ABB_故障码_中英双语.json · SHA-256 481c7ff71090cf8078a15158591c094a0b83fce935541adeb03af45c5850d001 · 71552

Brand	ABB
Updated	2026-10-26