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Insights on production scheduling, lean manufacturing, and manufacturing software from 35+ years of industry experience.
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What Each Segment of a Gantt Bar Means in EDGEBIC
Read a Gantt bar segment by segment: setup, run, queue, teardown, and move time, plus the display toggles that decide which parts of an operation you see.
What Happens When You Resize a Gantt Bar in EDGEBIC
Stretching a schedule bar records dates, not hours. What a resize actually writes in EDGEBIC, what it leaves alone, and when to change the routing step instead.
What Is a BOR Chain Issue in a Routing?
A BOR chain issue is a broken link between routing steps: a dangling reference, a cycle, or a missing successor. Learn the three kinds and how each one breaks a schedule.
What Is a Department Status in Manufacturing?
A department status is the lifecycle state of a plant area: active, inactive, or maintenance. Learn what each value means and how it differs from removing capacity.
What Is a Reason Category in Production Tracking?
A reason category is the fixed four-value grouping every reason code belongs to: machine, material, quality, or waiting. Learn how it turns pause reasons into analyzable data.
What Is a Reason Stamp in Shop Floor Tracking?
A reason stamp is the moment a reason code gets attached to a punch, either on a pause or on a scrap count. Learn the two kinds and who each one notifies.
What Is a Schedule Change Type?
A schedule change type is the label on each audit row saying what kind of change happened to a job: initial, reschedule, work center swap, date override, closed, or reopened.
What Is a Setup Matrix Entry?
A setup matrix entry is one cell of the product-level changeover table: the minutes a work center needs when switching from one specific product to another.
What Is an Alternative Work Center Category?
An alternative work center category says whether a second machine on a routing step runs alongside the primary or replaces it. Learn the two values and why it matters.
What Is an Andon State in Shop Floor Monitoring?
An andon state is the single color a work center shows right now: green, yellow, red, idle, blue, or white. Learn what each one means and why six beats two.
What Is an ATP Horizon in Planning?
An ATP horizon is the forward date range across which available-to-promise is computed and quoted to customers. Learn how the horizon bounds an honest delivery promise.
What Is an Optimality Certificate in Scheduling?
An optimality certificate is what a scheduling optimizer can prove about the plan it returns: its status, whether a gap is available, the lower bound, and the gap percentage.