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• Technical Parameter
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• NOB29 Demand Value Multifuncational Electrical Meter

  NOB292E series multifunctional network instrument can measure more than 50 electrical quantity parameters in the electrical systems. It has 2-channelelectric energy pulse outputs. 4-channel switching value inputs and RS485 communication outpul And it can be added 4-channel switching value outputs or 4-channel transmitting outputs.

• Multifuncational Electrical Meter Technical Parameter

  Technical parameters			Index
  Input	Netwofk		3-phase 3-wife. 3-phase 4-wife
  	Voltage	Rated value	AC 57.7V. 100V, 220V. or 380V
  		Overload	Consistent: 1.2times Instantaneous:2 times/30s
  		Consumption	<0.5VA(each phase)
  		Impedance	>500kΩ
  	Current	Rated value	AC 1Aor5A
  		Overload	Consistent: 1.2 times Instantaneous: 20times/1s
  		Impedance	< 20mΩ (each phase}
  	Frequency		45-65Hz
  Output	Electric energy	Output mode	2-channel |open-collection option coupling pulse output
  		PulSe constant	Active lOOOOimp/kwh Reactive lOOOOimp/kvarh
  		Start	On the condition of rated voltage, reference frequency and COSΩ = 1.0. when load operational current is 0.001 In, it can start and measure the electrical quantity continuously.
  		Creep	When exerting 115% rated voltage and no current in the current circuitry, the instrument is with no electrical quantity accumulation and pulse output.
  	Communication	Output mode	RS485
  		Protocol	MODBUS-RTU
  		Baud rate	1200、 2400、 4800、 9600
  	Analog quantity	Channel quantity	4 channels
  		Output mode	0-20mA、4-20mA programmable
  		Load ability	<400Ω
  	Switching value	Channel quantity	4 channels
  		Output mode	Normally open relay contact output
  		Contact capability	AC 240V/1A
  	Switching value input		4-channel passive dry contact input mode
  	Display mode		LED display

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