01423 340 000

Eastron SDM120CT-Modbus-MID

  • RS485 (semi duplex) bus type
  • Pulsed output
  • Modbus RTU protocol
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Product Details

The SDM120CT-Modbus-MID is a digitally powered, multifunction, single phase meter with built-in RS485 and pulse outputs. Housed in a 1 module DIN rail case, the meter can measure many parameters and is a cost-effective solution for using with low amp circuits.

Product Specification

Technical Data:

  • Certification MID B&D Approved
  • International Standard IEC 62053-21
  • Accuracy Class 1
  • Nominal Voltage Input (Ph+N) 230V AC (176-276V AC)
  • Max Continuous Voltage 120% of nominal
  • AC Voltage Withstand 4KV for 1 minute
  • Impulse Voltage Withstand 6KV-1.2μS
  • Current Input 0.25-5A(6)A AC RMS
  • Operational Current Range 0.4% Ib-Imax
  • Over current withstand 20Imax for 0.01s
  • Nominal Input Current Burden 0.5VA
  • Frequency 50Hz(±10%)
  • Power Consumption ≤ 2W/10VA/phase
  • Pulsed Output 1000imp/kWh

Accuracy:

  • Voltage, Current 0.5%
  • Frequency 0.2% of Mid-Frequency
  • Power Factor 1% of Unity (0.01)
  • Active Power, Apparent Power ≤ 1& of Range Maximum
  • Reactive Power ≤ 1& of Range Maximum
  • Reactive Energy (Varh) Class 2
  • Active Energy (Wh) Class 1

Enviromental:

  • Operating Humidity ≤ 75%
  • Storage Humidity ≤ 95%
  • Operating Temperature -20°C - +50°C
  • Storage Temperature -30°C - +70°C

Mechanical:

  • Mounting DIN rail (DIN 43880)
  • Sealing IP51 Indoor

SDM120CT-Modbus ( Modbus RTU RS485 & Pulsed Output ):

  • Bus Type RS485 (Semi-Duplex)
  • Protocol Modbus RTU
  • Baud Rate 1200/2400/4800/9600bps
  • Address Range 1-247
  • Max. Bus Loading 64pcs
  • Communication Distance 1000 Meters
  • Parity EVEN/ODD/NONE
  • Data Bit 8
  • Stop Bit 1

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