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1.4 Characteristics
The main parameters and characteristics of PMAC735 are as follows:
◆
Up to the 31
st
harmonic.
◆
Accepting standard CT and PT inputs.
◆
The voltage that can be directly measured is up to 500 V (phase-phase).
◆
Achieving the class-1 measuring accuracy stipulated by IEC 62053, with bidirectional
four-quadrant energy values.
◆
High-accuracy measurement of current and voltage (0.1%) (typical situation).
◆
Measurement of THD and K factor.
◆
Build-in clock.
◆
Demand calculation and maximum recording.
◆
Large high-contrast LCD screen, easy for operating and setting with password lock.
◆
Revisable fixed value alarm and relay functions.
◆
RS485 communication, standard MODBUS protocol (extendible PROFIBUS port)
◆
Operating temperature: -20
℃
~ +60
℃
.
◆
One optional programmable 4-20 mA analog output.
◆
Multiple optional extendible modules, providing flexible on-site combinations.
◆
Optional SOE event log.
◆
Standard pluggable connecting terminals
,
facilitating on-site installation and maintenance.
◆
Maximum and minimum of instant measurement.
Содержание PMAC735
Страница 7: ...7 1 1 Pictures of the main unit Side view Rear view 1 2 Picture of the extension module Rear view...
Страница 18: ...18 B Low voltage 3 phase 3 wire delta connection 3 CTs C Low voltage 3 phase 3 wire delta connection 2 CTs...
Страница 19: ...19 D High voltage 3 phase 4 wire star connection E High voltage 3 phase 3 wire delta connection 3 CTs...
Страница 32: ...32 4 2 7 Frequency Press the key once and you will see the frequency data S1 S2 S3 S4 RL1 RL2 RL3 RL4...