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* DW9 3 phase Multi-function coulo-meter, 3 lines red LED display.
* Measuring object: voltage, current, power, power consumption, power factor, frequency, active energy, reactive energy.

* With RS485 communiation interface, modubus RTU protocol.

* With or without analog 4~20mA output or 0-10V output.
* Current and voltage ratios set freely.
* Relay contact capacity: AC 250V/3A or DC 30V/3A.
* Power supply: AC 90~260V 50/60HZ, power consumption<5VA.
* Applications: applied in electrical power systems for auto control, e. g.: single/three phase current/voltage/power consumption...etc for displaying and control.

Product featurespower meter

Before installing and using this instrument, please read this user manual carefully in order to operate the unit in the appropriate conditions to avoid any damage. Keep this user manual for future reference.

* The product should be power ON for 15 minutes before operating.
* The appropriate ambient temperature is 0~40℃; relative humidity: 85%.
* The product calibration period is 12 months.
* Avoid shock and impact, prevent operation from heavy dust and poisonous chemical material medica & gas environment.

* If the input signals are has high-frequency interference, an high-frequency filter should be configuared with the wires.
* Avoid long input cable, in case distance between instrument and measuring signals outut end, please use twisted-pair shielded cables, shielded layer should be connected with low end of input signals.
* Keep from the direct sunlight, the stock temperature is -10~70℃/60%(RH). Do not contact the organic solvent and oil.

* If stock in long terms without operation, please connect to power ever 3 months for min. 4 hours each time.
* The complete product contains: product with connection diagram and , instruction manual, installing brackets (1 set), inspection certificate and packing box with product label.
* Guarantee: any defected products under normal operation within 12 months can be returned and replaced by us; Damage by user’s wrong operation can not be replaced, if request to be returned for repair, buyer should take charge of the freight fee, on conditions that large quantities need to be repaired, repair fee should be considered.

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