![Smar LD291-M21I-01-01/I1](http://shop.martincontrol.com/cdn/shop/products/LD290_{width}x.jpg?v=1634840707)
M2 Gage Transmitter
The model LD291 - HART® Pressure Transmitter offers digital HART based communication simplifying calibration and providing remote diagnostics. Its microprocessor-based electronics allow for total interchangeability with SMAR capacitive sensor. It automatically corrects sensor characteristic changes caused by temperature fluctuations.