Temperature Transmitters TF02/TF02-Ex (head mounted) and ...

Fieldbus CommunicationValue & Status ByteMeasurement values are transferred as data structure DS-65 - Value & Status in cyclic communication. Thisstructure consists of a value as float number and a status information as byte. This status byte has the following3 parts:Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0Quality Quality Substatus LimitsQuality0: Bad1: Uncertain2: Good (Not Cascade)3: Good (Cascade)Substatus BAD0: Non-specific1: Configuration Error2: Not Connected3: Device Failure4: Sensor Failure5: No Communication (last usable value)6: No Communication (no usable value)7: Out of ServiceSubstatus UNCERTAION0: Non-specific1: Last Usable Value2: Substitute3: Initial Value4: Sensor Conversion not Accurate5: Engineering Unit Range Violation6: Sub-normalSubstatus GOOD (Non-Cascade)0: Non-specific1: Active Block Alarm2: Active Advisory Alarm (priority < 8)3: Active Critical Alarm (priority > 8)4: Unacknowledged Block Alarm5: Unacknowledged Advisory Alarm6: Unacknowledged Critical AlarmSubstatus GOOD (Cascade)0: Non-specific1: Initialisation Acknowlegde2: Initialisation Request3: Not Invited4: Not Selected5: Local Override6: -7: Fault State Active8: Initiate Fault StateLimits0: Not limited1: Low limited2: High limited3: Constant32 Temperature Transmitters TF02/TF02-Ex (head mounted) and TF202/TF202-Ex (field mounted) 42/11-51 EN