0: No error, 1: Error
Bit0: The analogue value has fallen below the user set value.
Bit1: The analogue value has exceeded the user set value.
Bit2: The analogue input value has fallen below the set range.
Bit3: The analogue input value has exceeded the set range.
Bit4: The ON/OFF counter has exceeded the set value.
Bit5: The open circuit has been detected.
Bit6: The short circuit of the valve output or digital output
has been detected.
Bit7: The short circuit of the power supply for the
input/output device has been detected.
1: The instance number 01h to 0Ah is allocated to the Unit No. from 0 to 9.
2: The attribute number from 64h to 83h is allocated to the channel No. from 0 to 31.