Chapter 3 Using Front Display Display Operations
PM135 Powermeter Series 57
Waveform Display
The waveform display shows per-phase voltage and current waveforms
and V/I values + THD. Use the UP/DOWN button to scroll through the
phases.
Per-phase voltage and current waveforms
Phasor Display
The Phasor display shows a three-phase network Phasor diagram. All
phase angles are given relatively to the V1 channel.
Three-phase voltage and current Phasor diagram
Digital I/O
The Digital I/O display shows three sub-menus: "Digital Inputs" display to
show status of each digital input, "Pulse/Event Counters" display to count
external pulses or setpoint events, or as time counters to count setpoint
operation time, "Relay Outputs" display to show status of each relay
output. Use the UP/DOWN button to move from one display to another.
external pulses or setpoint events counter, or as
time counters to count setpoint operation time
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