The data Transmission of Bently Nevada 3500 to the HMI servers and viewer became black. the problem is repetitive. Only after stopping the turbine power is cut and is re-established transmission re-established
1. What HMI (vendor/version)?
2. What protocol used for communications, Modbus or other?
3. Serial or Ethernet connection
4. If Modbus is the HMI master?
5. Any third party OPC applications, if so, make/model?
- CIMPLICITY HMI for GE SPEEDTRONIC turbine control
- Ethernet connection
- BENTLY NEVADA 3500/92 Communication Module Ethernet/RS485 I/O Module (Only Ethenet connection used)the Ethernet connection LEDs status are as follows: Link LED is green while the Active LED is off