... /16xDO(relay) Communication port:built-in RS422/RS485 WECON 40 i/o plc,LX2N-40MRC-A,compatible with Mitsubishi Model LX2N ... ,between power port and earth terminal. Insulation resistanceDC500V insulation tester test above 5MΩ, meet JEM-1021 standards,between power port and ... ×88mmPackage size137*102*97mmNet weight0.3kgWet weight0.5kg WECON 40 i/o plc,LX2N-40MRC-A,compatible with Mitsubishi