BMx CRA 312 10 Clock

The BM• CRA 312 10 module clock is provided by an Ethernet NTP server. The server access is configured in the local rack.

NTP Server Settings in Control Expert With a Modicon M580 CPU

To access the NTP server parameters, select the BME P58 •••• CPU Ethernet ports configuration.

NTP Server Settings in Control Expert With a Modicon Quantum CPU

To access the NTP server parameters, in Control Expert double-click the 140 CRP 312 00 module in the local drop:

Select the NTP tab and set the parameters:

NTP parameter values:

  • NTP: Enabled

  • Primary NTP Server IP address : IP address

  • Secondary NTP Server IP address : IP address

  • Polling Period: 1...120 seconds

    NOTE: Recommended Polling Period value: Lower than 20 seconds to get a time stamp resolution of 10 ms between 2 events on different BM• CRA 312 10 modules.