The 1311 Handheld Programmer simplifies programming, testing and diagnosing Curtis Speed Controllers and Auxiliary Devices. It provides a simple and intuitive interface to Curtis products for testing, diagnostics and para meter adjustments. Compatible with Curtis speed controllers and auxiliary devices. Intuitive and simple Menu navigation. Inc/dec Key for real-time adjustment of parameters. Read and clear diagnostic history, monitor real-time data and perform tests. Menu and SubMenu structure provide a clear organization of parameters. Bookmark Keys provide fast swapping between three user selected Menus Detail screens show units, min/max ranges and bar graph. Allows cloning of data between controllers. JWDAWN Diagnostic Tools 1311 1311-4401 OEM Level Handheld Programmer Programming Unit Digital Console for Curtis 1205M 1207 1243 1510 1512 1244 1253 1234 1235 1236 1238 AC DC Motor Speed Controller