The TTH300 is provided for all HART standard applications in temperature measurement with two sensor input. The transmitter follows NAMUR Recommendations such as NE 89 and NE 107. with sensor redundancy and sensor drift monitoring. As an option, an LCD indicator can be connected.
The transmitter can be configured with ABB-tools such as Field Information Manager (FIM), with DAT200 (Asset Vision Basic) via DTM, with a Handheld via EDD, or with any standard tool using FDI-/FDT-Technology.
- Universal sensor input
– RTD, thermocouple, Ω, mV - Functional safety SIL 2 / SIL 3 in accordance with IEC 61508
- Various sensor error-calibration possibilities
– One point, two point, Callendar-van Dusen, freestyle characteristics with 32 supporting points - Output signal
– 4 to 20 mA, HART 5 and HART 7 (switchable) - Accuracy 0.1 %, long-term stability 0.05 % per year
- Wire break / corrosion monitoring in accordance with NE 89
- Device status signaling and freely configurable diagnostic categorization with diagnostic history according to NE 107
- Event monitor for logging critical events
- Configuration monitor for configuration changes
- Turnable LCD indicator for optimal readability (option)
