The CKW features multiple checkweighing options including Positive, Negative, Zero or Net and statistical capabilities to provide accurate results for advanced checkweighing needs. food processing applications. The bases' open framework can be thoroughly cleaned to eliminate the risk of contamination caused by residue build up. Base sizes 10" or 12". Simple plug and play installation of accessories, 20,000d and up to 10,000e, 20 part library, bright red LED display with 3-color 24-segment bar graph for checkweighing, NSF listed and USDA-AMS accepted, checkweighing target settings for range, variance by weight or percent, positive, negative, zero, or net checkweighing methods, statistical function. CKW is NSF Certified, USDA-AMS Accepted, and supports HACCP-certified systems, and is safe for use in food processing applications. Operate on hardwired AC power (included) or rechargeable battery (accessory sold separately). Easy access communication port including RS232 interface and external tare input (included) and RS422/485 or AC/DC relay outputs (accessories sold separately). NEMA 4X/IP66 stainless steel indicator, 304 grade stainless steel platform with no visible threads, rounded corners, drain holes, extended skirt and open frame, IP67 stainless steel load cell, stainless steel column and wall bracket, level indicator.