Page 78 - GuardII+ Series 4208 Platform EV User Manual
P. 78

Appendix




                      Sample Addresses using Modbus (Base 0) Addressing
                      Address            Data                 Notes
                      30104              EV1 Alert Status     EV Input 1 Alert status:
                                                                 0 = No Alert detected
                                                                 1 = Moderate Alert detected
                                                                 2 = High Alert detected
                                                                 3 = Very-High Alert detected.
                                                              This represents the worst-case Alert of the input;
                                                                 for  example,  if  Overall  Acceleration  is
                                                                 reporting   a   Moderate    Alert   and   1x
                                                                 Displacement  is  reporting  a  High  Alert,  this
                                                                 register will report a High Alert.
                      Other addresses follow as per Section 8.2.5

                      Sample Addresses using PLC (Base 1) Addressing
                      Address            Data                 Notes
                      30101              Synchronization      The synchronization status for the measurement:
                                            Status               0 = No data is available
                                                                 1 = Synchronized
                                                                 2 = Stable; not at rated speed, but low
                                                                 variation
                                                                 3 = Unstable; not at rated speed with high
                                                                 variation
                                                                 4 = No rotation detected
                      30102              Shaft RPM            This is the RPM detected from the Shaft Trigger.
                                                              This is a float value.
                                                              If the Shaft Trigger is not available, this is reported
                                                                 as ‘0’
                      30104              EV1  Measurement  EV Input 1 measurement status:
                                            Status               0 = No data is available
                                                                 1 = Measurement data is valid
                                                                 2 = Input signal is too large
                                                                 3 = Hardware error detected.
                      30105              EV1 Alert Status     EV Input 1 Alert status:
                                                                 0 = No Alert detected
                                                                 1 = Moderate Alert detected
                                                                 2 = High Alert detected
                                                                 3 = Very-High Alert detected.
                                                              This represents the worst-case Alert of the input;
                                                                 for  example,  if  Overall  Acceleration  is
                                                                 reporting   a   Moderate    Alert   and   1x
                                                                 Displacement  is  reporting  a  High  Alert,  this
                                                                 register will report a High Alert.
                      Other addresses follow as per Section 8.2.5 with a 1-address offset





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