Copyright 2023 Equal Weighing System Sdn Bhd
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Key Highlights & Features

  • Converter for Analogue Input (M4903)
  • DIN Mountable 12 or 24VDC Power Supplies
  • External Relay Modules
  • Indicator Mountable Battery Pack
  • Indicator Mountable Power Supply VAC
  • Opto-link cables (USB or serial) for Indicator to PC connection
  • Relay Module Cable (M4902)


  • The magnetically coupled opto-link on the front panel provides a convenient temporary connection to a laptop - no need to access rear of the indicator.
  • Transfer of setup and calibration information
  • Download of software upgrades
External Relay Modules
The relay module, used in conjunction with an I/O module, provides 8 voltage free relay outputs rated to 250VAC and 8A.
  • 8 voltage free relay outputs rated to 250VAC/8A.
  • DIN rail mountable.
  • Provides N/O (normally open) and N/C (normally closed) contacts for each output.
  • Available as either 12 or 24VDC (DIN mounted power supplies available stock codes A10010 12VDC or A10055 24VDC)
  • Connects into an I/O module on a R400 Series indicator (prewired cable available supplied separately stock code M4902
DIN Rail Mounting Power Supply (12 or 24V DC)
  • 110-240V AC to 24V DC 2A output
  • DIN rail mountable switch mode power supply
Converter for Analog Input (M4903)
The M4903 connects into the load cell input on an R400 Series Indicator to create an analog input (0-10V or 4-20mV input) into the indicator for use with sensors that generate a 0-10V or 4-20mV output - for example force or pressure transducers.

Contact Details

location_on Equal Weighing System Sdn Bhd
No. 22, Jalan Kempas 5/1,
Kawasan Perindustrian Kempas,
81200 Johor Bahru, Johor.
local_phone +607-235 8525
phone_iphone +6012-769 0951 (Mr Sani)
Copyright 2023 Equal Weighing System Sdn Bhd