HC-31D6L-18 Single phase Multi circuit Combination Table

1Product Introduction

1.1Introduction

HC-31D6L Single phase Multi circuit Combination TableIt is highly integrated targetingProducts for centralized monitoring of multi-channel single-phase electricity,One terminal can simultaneously measure the power consumption of 9/18 single-phase devices.

1.2Features

1.2.1 The terminal can monitor simultaneously9/18 independent single-phase equipment power consumption situation

1.2.2Collect single-phase electrical parameters from each channel, including multiple electrical parameters such as voltage, current, power, and energy, with comprehensive information

1.2.3Using dedicated measurement chips and AC true effective value measurement method, the measurement accuracy is high

1.2.4Communication protocol adopts standardsModbus RTU mode, good compatibility, easy programming

1.2.5beltESD protection circuitRS-485 communication interface

1.2.6Optional power supplyAC85V~265V input or (DC input, DC is a wide working voltage of DC10-30V or 36-72V, and has anti reverse protection function. Connecting the reverse power supply will not damage the module; )

1.2.7Adopting industrial grade chips, built-in watchdog, and complete lightning protection and anti-interference measures to ensure reliability

1.2.8High isolation voltage, voltage and current input signals are isolated using miniature precision transformers, with a withstand voltage of up toDC2500V

1.2.9beltLEDIndicate the working status,LCD Chinese LCD displays data for easy on-site installation and debugging

1.2.1035mmstandardDINRail installation, multiple wiring methods, convenient for on-site installation and wiring

1.3Technical Specifications

1.3.1Single phase AC input

1)Input frequency: power frequency,50Hz±5Hz；

2)Voltage range (phase voltage): 260V and other options are available;

Current range: External precision transformer 1A 5A 32A、20A 16A 50A、63A、 Waiting for precision transformers, external input of 50A: 25mA precision transformers;

3)Signal processing:Using specialized measurement chips,24bitAD sampling;

4)Overload capacity:1.2 times the range is sustainable; Instantaneous (<10 cycles) current 5 times, voltage 3 times the range without damage;

5)Input impedance: Voltage channel>1 k Ω/V; current channel≤100mΩ；

1.3.2communication interface

1)Interface type: RS-485 interface;

2)Communication protocol: MODBUS-RTU standard protocol;

3)Data format: can be set by software,“n,8,1”、 “e,8,1”、 “o,8,1”、 “n,8,2”；

4)Communication speed: adjustable1200、2400、4800、9600、19200、38400Bps；

1.3.3Measure output data

9-18 single-phase devices, each with multiple electrical parameters such as voltage, current, power, and energy,seeMdobus data register list;

1.3.4measurement accuracy

voltage、electric current:±0.5%FS; Electricity level: ±1%FSActive energyLevel 1, reactive power level 2;

1.3.5isolation

Power supplyThe RS-485 interface, voltage input, and current input are isolated from each other; Isolation voltage withstand 2500VDC;

1.3.6power supply

1)optionalDC+10-30V, DC+36-72V, AC85-265V power supply

2)When powered by DC+10-30V, the peak voltage should not exceed+40V; typical power consumption:≤1W；

3)When powered by DC+36-72V, the peak voltage should not exceed+80V; typical power consumption:≤1W；

4)When powered by AC85~265V, the peak voltage should not exceed 265V; typical power consumption:≤2W；

1.3.7working environment

1)Operating Temperature-20～+60℃； Storage temperature: -40 to+85 ℃;

2)Relative humidity:5-95%, no condensation (at 40 ℃);

3)Altitude:0-3000 meters;

4)Environment: A place without explosive, corrosive gases, conductive dust, significant shaking, vibration, and impact;

1.3.8Temperature drift:≤50ppm/℃；

1.3.9Installation method:35mmstandardDINrail mounting

1.3.10Module size： 118×158×59mm

IIapplication

2.1Appearance and installation

image 2.1 D-type external dimension diagram (unit: mm)

Installation: Using35mmstandardDINInstall the guide rail, fix the guide rail, and then clip the module into the guide rail;