DC Power Meter RS485

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My first contact with ACREL was through Mrs. Feeling Chang. He was extremely friendly, approachable and very helpful. It will be the beginning of a long partnership between Bikoelectronics and Acrel.

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Portugal
“ For over 4 years working with Acrel, they have continuously demonstrated excellent technical ability while ensuring superior customer service. Their collaborative approach and real time flexibility in adapting to changing conditions has contributed to the success of many project goals. "

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Philippines
Cloud Platform for Power IoT is a synchronous integrated solution from energy meter installation to web interactive interface that can see the benefits of features with the first click mouse. Very convenient and fast. I will be with this product for a long time.

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Vietnam

Highlight

What’s the Function of Acrel DJSF1352 series DC Power Meter RS485?

Voltage & Current

input voltage can be up to DC1000V
Splitter 0-75mV
Hall Sensor 0-20mA,4-20mA,0-5V,0-10V
Accuracy: 0.5 or 1 class

Communication

RS485
Modbus-RTU
Infrared

Function

DC Voltage, Current, Power Measurement;
Forward and Reverse Electric Energy Measurement
2DI/2DO: 2 Dry Contact Input; 2 Relay Output

Auxiliary Power Supply

AC 85-265V
DC 85-265V
DC 24V
DC 48V

Application

What’s the Application of Acrel DJSF1352 series DC Power Meter RS485?

Specification

What’s the Specification of Acrel DJSF1352 series DC Power Meter RS485?

Dual Independent DC Circuits Monitoring ● For Twin EV Charger&Battery ● Voltage Input: DC 0~1000V ● Current Input (by Shunt): 0~75mV ● Current Input (by Hall Sensor): 0~5V, 0~10V, 0~20mA, 4~20mA
Built-in Bipolar Power Source ● Power Supply for Hall Effect CT ● Range: DC -12V ~ DC +12V
Optional Dual RS485 Communication ● Protocol: MODBUS-RTU ● 1 RS485 (standard)
DO/DI Function ● 2 DO (2A/30V DC; 2A/250V AC) ● 2 DI (dry contact)

Parameter

What’s the Parameter of Acrel DJSF1352 series DC Power Meter RS485?

Technical parameters		Indicators
Input	Nominal value	Voltage input range	Current input
		DC 0-1000V	Shunt：0-75mV；
		See the physical wiring diagram	Hall sensor：0-20mA、4-20mA、0-5V，0-10V, etc
	Overload	1.2 times rated (continuous); 2 times rated/1 second;
	Power consumption	Voltage: ≤0.2VA, current ≤0.1VA
Accuracy class		Class 1
Function	Display	8-bit segment LCD screen (LCD)
	Communication Interface	RS485, infrared
	Communication protocol	Modbus-RTU， DL/T 645-2007
	Switch	Switch output	2 Relay outputs, 2A/30VDC or 2A/250VA
		Switch input	2 dry contact inputs
	Pulse output	A second pulse output, an energy pulse output
		See the SYS->PLUS display in the meter menu setting
		For example, The meter displays 100, which is 100imp/kWh
Power Supply	Voltage range	AC/DC 85-265V or DC24V(±10%) or DC48V(±10%)
	Power consumption	≤ 3W
Power frequency withstands voltage		Power supply // Voltage input // Current input // Relay output and switch input // Communication interface / / Pulse output 3kV/1minPower supply // Relay output // Voltage input // Current input 3kV/1minPulse output // Communication interface // Switch input 2kV/1min
Insulation resistance		≥ 40M Ω
Average barrier-free working hours		≥50000h

Installation

How to Install theAcrel DJSF1352 series DC Power Meter RS485?


Wiring with Shunt	Wiring with Hall Sensor

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