Instruction Manual

Appendix A Parameters for Monitoring and Logging
EM720 Power Quality and Revenue Meter 175
Appendix A Parameters for Monitoring and
Logging
The following table lists all electricity and status parameters
available for monitoring via communication ports, for data
logging, and for triggering setpoints.
Designation Description
NONE None (stub, read as zero)
SETPOINTS Setpoint Status
SP1:16 Setpoints 1-16
SPECIAL INPUTS Special Inputs (setpoint triggers only)
PHASE ROTATION Phase rotation order (Error, Positive, Negative)
EVENT FLAGS User Event Flags
EVENT FLAG 1:8 Event Flags 1-8
STATIC EVENTS Internal Static Events (setpoint triggers only)
PHASE ORDER ERR Phase order error
POS PHASE ORDER Positive (ABC) phase order
NEG PHASE ORDER Negative (ACB) phase order
PQ EVENT PQ event. See Indication of Power Quality Events.
FAULT EVENT General fault event: fault recorder has been triggered. See Fault
Indication and Cross Triggering.
FAULT DETECTED The embedded fault detector has detected a fault.
EXTERNAL TRIGGER Fault recorder has been triggered via a digital input.
DEVICE FAULT Device fault. See Device Fault Alarm.
NO VOLTAGE No measured voltage
PULSED EVENTS Internal Pulsed Events (setpoint triggers only)
kWh IMP PULSE kWh Import pulse
kWh EXP PULSE kWh Export pulse
kvarh IMP PULSE kvarh Import pulse
kvarh EXP PULSE kvarh Export pulse
kvarh TOT PULSE kvarh Total pulse
kVAh PULSE kVAh pulse
START DMD INT Start of power demand interval pulse
START TRF INT Start of tariff interval pulse
TIMERS Interval Timers (setpoint triggers only)
TIMER 1:4 Interval timer 1-4
DIGITAL INPUTS Digital Inputs
DI1:8 Digital input status DI1:DI8
PULSE INPUTS Pulse Inputs (setpoint triggers only)
DI1:8 Transition pulse on a digital input DI1:DI8
RELAYS Relays
RO1:4 Relay status RO1:RO4
COUNTERS Pulse Counters
COUNTER 1:8 Pulse counter 1-8
TIME Time/Date Parameters (setpoint triggers only)
DAY OF WEEK Day of week
YEAR Year
MONTH Month
DAY OF MONTH Day of month
HOURS Hours