What we cannot do however is save a PLC program if it is corrupt and you do not have it backed up. We see this many times especially on older PLCs.
Typical Maker
| ABB | Allen Bradley |
| Control Techniques | Danfoss |
| Parker | Hitiachi |
| KEB | Lenze |
| Omron | Reliance |
| Siemens | Telemechanique |
| Yaskawa | Mitsubishi |
Services
| Repair |
| Parameter back-up |
| Overhaul |
| Retrofit inverter |
