Delta DVP-ES3 — 6.1.2 Explanation of Comparison Instructions

DVP-ES3 Series Programming Manual Example Take the FLD = instruction for example. When the value in D0 is larger than 1.999 and is smaller than 2.001, M10 is ON. Additional remarks 1. If the value in S 1 or S 2 exceeds the range of values that can be represented by floating-point numbers, the contact is OFF, SM is ON, and the error code in SR0 is 16#2013. 2. If the floating-point value in S 1 or S 2 is from external input, or from ISPSoft, chances are a minor value difference may occur and the result of the “FLD=“ instruciton may not be dependable. Use instructions “FLD ” or “FLD>” and “FAND S 1 or S 2 is from external input, or from ISPSoft. _6 6-14