Turner Designs Hydrocarbon Instruments launched the 4100 E09 electronics package for its existing TD-4100XD and TD-4100XDC oil in water monitors. Turner Designs added on-board control and monitoring of two sample streams, including individual calibrations for each stream. Both the TD-4100XD and the TD-4100XDC can be equipped with sample switching valves mounted on existing skid. New features included to enhance functionality are high-resolution color LCD graphics local display with menudriven functions, and display modes, local controls, and USB back up and download of all data. It also allows automatic installation of firmware upgrades and the reinstatement of complete set up and calibration on replacement or repaired instruments. Dry-contact relays (6 amp, 250 VAC) for control of the TDHI Sample Switching System for two sample streams, Automatic Cell Cleaning System (available on the XDC), alarm enunciations and on/off control of auxiliary devices were also added. The new package also holds two separate calibrations, one for each sample stream in the Dual Stream mode.
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