PLC Migration Adapter Automation

Update legacy automation equipment without the hassle of rewiring thousands of I/O terminals.

Toho PS Series adapters allow  customers  to migrate outdated PLCs into new PLCs without wiring. Simply remove the terminal block, insert it into the adapter, and connect the migration cable to the new PLC.

Complete rewiring five times faster and minimize the risk of retrofit errors.

Contact Us

(773) 583-7183
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Toho Migration Adapater Relays Photo couplers convert voltage on inside PCB Risk Minimization Time and Cost Reduction

Cross Platform Migration

Toho adapters are designed for cross-platform retrofit.

Toho custom builds wire harnesses that adapt PLCs from all major manufacturers.

I/O allocation can be modified to include alternate cable assignment.

Convert signals to:

  • Most Japanese PLCs
  • Siemens, Allen-Bradley, etc.
  • Remote I/O

Signal Conversion

Toho PLC adapters are available in the following models:

  • Voltage Conversion
  • Relay conversion and SSR
  • Triac Conversion Isolation 
  • Direct Coupling
  • Polarity Conversion NPN to PNP

Risk Minimization

  • Factories do not need to be stopped during retrofits.
  • Factory equipment will function normally on the existing system until migration is complete.
  • If any problems occur during migration, operators can immediately switch back to the existing system by removing terminal blocks from adapters.
  • No need to wait until summer or winter shutdowns.
  • Migrate PLCs during the weekend.

Time and Cost Reduction

  • Installation time reduced by 80%.
  • Toho PLC minimizes field wiring, labor time, and cost.
Product Image Company Series Spec Sheet Download
Mitsubishi Mitsubishi Melsec-A, Q, QnA Download PDF
OMRON OMRON C500/1000 Download PDF
Yakawa Yaskawa / Sharp GL60/70/120 JW Download PDF