The Walchem WDEC310-12IN controller is now obsolete and has been replaced by the WDEC410-12INU controller which now has integrated USB datalogging and software upgrade capability. Otherwise, both the WDEC310-12IN and the WDEC410-12INU have the same specifications with 120 VAC, prewired, two isolated analog (4-20 mA) outputs, submersion PEEK sensor (10.0 - 100 ms/cm, 20 ft cable), no second sensor.
Please click here to view and/or purchase the new replacement controller and to view literature.
