The internal 250ΩHART resistance is switchable，three types of HART transmitter connections are
supported:
1) offline calibration mode: internal power supply, internal resistance;
2) communicator: external power supply, external resistance;
3) online calibration mode: external power supply, internal resistance;
1.4 Features
High accuracy pressure measurement, wide range temperature compensation;
mA, Voltage and switch measurements; (Only for ADT673)
DC24V power supply, no external power supply is needed to verify the transmitter; (Only for ADT673)
Based on SDC625 full-function HART, HART pressure transmitter can be easily calibrated;
Built-in atmospheric pressure module, providing accurate reference of ambient pressure, convenient for
gauge/absolute pressure synthesis;
4, 5, 6 digits display user selectable resolution;
Analog dial indication, which greatly facilitates dial gauges’ calibration;
8 GB large capacity storage;
The powerful UI function, the pioneering use of a circular TFT LCD capacitive touch screen for real-time display, and
supports USB, Bluetooth, WIFI or RS232 communication;
Smart ACloud service, you can connect remotely through mobile phone or PC, not limited by space distance (only
when equipped with WIFI module);
Large capacity removable rechargeable lithium-ion battery.
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