September 17, 2026 New free practice materials Check an offset raw range, clamping and reverse scaling with the analog-scaling exercise and answer key . Or compare x1, x2 and x4 decoding in the encoder worked reference . Both are public and support complete free calculators.
2026-09-17 Calculate quadrature counts, roller travel resolution, line speed, encoder channel frequency and decoded count rate.
2026-09-17 Convert raw input counts to engineering units
2026-09-17 Record as-found and as-left engineering readings against five signal points, calculate tolerance results and save a local job.
2026-09-04 Plan masks, usable hosts, broadcast, and ranges
2026-09-04 Decode a register pair as REAL, DINT or DWORD with explicit byte order and zero-based addressing; review batch maps.
2026-09-04 Open a text L5K or XML L5X export locally and inventory controller/program tags, aliases, routines, descriptions, data types, initial values, and suggested field roles.
2026-09-04 Explore P, I and D action on a first-order simulated process with output limits, disturbances, filtered derivative and anti-windup.
2026-09-04 Test conveyor-transfer, clamp, and tank sequences with selectable states, timeouts, permissives, feedback, and injected faults.
2026-09-04 Parse recorded ping summaries into a device table with test source, time, switch port, VLAN and baseline notes.
2026-09-04 Build, restore locally, reset, and download a formatted PDF field record without server storage.
2026-09-04 Build, restore locally, reset, and download a formatted PDF field record without server storage.
2026-07-18 Solve voltage, current, resistance, and power from two known values
2026-07-18 Estimate single-phase or three-phase load current from kW, voltage, and power factor
2026-07-18 Convert one 32-bit PLC value into signed, unsigned, hexadecimal, binary, byte, word, bit, and swap views.