General
DJSF1352-RN rail-mounted DC power meter with double DC input
channels, designed for telecommunications base stations, DC
charging piles, solar photovoltaic and other applications, this
series of meters can measure the voltage, current, power and
forward and reverse energy and so on in the DC system. Features
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) | |
Keypads HMI for Programming ● Parameter Display Setting ● Communication | |
Technical parameter
| Technical parameters | | Indicators | | Input | Nominal value | Voltage input range | Current input | DC 0-1000V See the physical wiring diagram | Shunt:0-75mV； Hall sensor:0-20mA,4-20mA,0-5V,0-10V and so on. | | Overload | Overload | 1.2 times rated (continuous); 2 times rated/1 second; | | Power consumption | 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, a 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 withstand 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 | | Environment | Temperature | Normal operating temperature: -25 °C ~ +65 °C; Limit working temperature: -40 °C ~ +70 °C; Storage temperature: -40℃～+80℃ | | Humidity | ≤93%RH, no condensation, no corrosive gas | | Altitude | ≤2500m |
Wiring
with shunt
with sensor Certification
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