Service Call: PLC Trainer
The line’s down.
You’re the tech.
How do you handle it when the heat’s on? Service Call keeps you cool when the pressure hits.
Take the call, meter it, lock it out, find the fault, fix it. Right in your browser.
Built by a working field service engineer with 13 years on the floor.
See a full job
One service call, played start to finish.
Lock it out, verify no power
Lock out, then prove it dead.
Meter with MIN/MAX
Catch intermittent dropouts.
Forces, with consequences
Leave one on and it costs you.
Real-feeling service calls
A downtime clock, consequences for unsafe moves, and a logbook at the end.

Ladder you can watch think
See power flow, scan by scan.

Live motor circuits
Star-delta, reversing and phase loss.

Machines that move
A machining center with a live I/O table.

Optional 3D view
Or a fast 2D view for older PCs.

From the dispatch call
Plus a handoff note that may be wrong.

PID on live trends
Tune an oven, watch overshoot.
Pricing
Early prices while we test with learners and instructors. Pilot pricing — may change
Classroom
- Free one-class pilot first
- Pass/fail levels for grading
Site / plant
- Unlimited users
- Train without machine downtime
For schools & instructors
Runs in a browser on standard lab computers.
Assignments
Hand trainees a short code; everyone works the same calls.
Checksummed reports
Every run exports a report, so edits show.
CSV & print
Export for your gradebook or print per trainee.
Lockout: fail or flag
Your choice, per assignment.
Free one-class pilot
Then $499 per year if it fits.
Works offline
One HTML file. Nothing to install.
| Rank | What students do | Topics aligned with* |
|---|---|---|
| Apprentice | Read and build basic ladder logic | Intro PLC / electrical |
| Technician | Troubleshoot machine service calls | ISA CCST Level I |
| Programmer | Write and commission logic from specs | ISA CCST Level II |
| Controls Engineer | Full projects from a written spec | ISA CAP-level |
*Topics overlap only. Not endorsed by ISA and not official exam prep.
Free help articles
Short field notes for techs and students.