The Walchem WDEC310-5NNN controller is now obsolete and has been replaced by the WDEC410-5NNNU controller which now has integrated USB datalogging and software upgrade capability. Otherwise, both the WDEC310-5NNN and the WDEC410-5NNNU have the same specifications with hardwired, cable glands, no 4-20 mA output, no primary sensor, no second sensor.
Please click here to view and/or purchase the new replacement controller and to view literature.
