Atel Devices & Systems designers & manufacturers of Electronic test equipments

Sales (91)   76 76 07 08 09       Bangalore                               INDIA




UPS Meters

Input card 2031

RS 232 Cable


Wiring method

Atel Devices & Systems

Correspondence Address

2528, 27th cross, Banashankari 2nd stage, Bangalore 560070 India

Ph  0888 0888 071

Email :

Web page:

Works Address

   29,"Ojas', Bharath Ratna         Sir.M.Vishweshwariah Industrial Layout , Alahalli, Kanakapura Road, Anjanapura Post,  Bangalore 560062   India

Home>Products>UPS Meter Model 2031C

Integrated LCD Meter for UPS Model 2031C  TRMS

ADS 2031 is a Microcontroller based Integrated Digital True RMS Meter to measure Multiple parameters.

The Meter measures AC Input Volt & Frequency, Output AC Volt, Current & Freq, DC Volt and Current.

The Meter accepts normalised Inputs at 5V FSD. The general range available is 500V AC / DC, 100A AC/DC and Line frequency of 50 Hz.

  • Single meter measures Input AC Voltage & Frequency; Output AC Voltage, Current & Frequency, DC Voltage & Current
  • True RMS Measurements
  • Micro controller based
  • Built-in selector switch
  • Back Lit Alphanumeric 16 X 1 Display
  • 1% FSD Accuracy
  • Software calibration
  • Built-in digital noise filter to cater to harsh UPS field
  • Compact meter
  • RS 232 Interface suits with popular UPS MONitoring software


Technical Specifications

Input Signal

Input AC volt 0-5V for 500V fsd
Input Frequency from AC Volt
Output AC Volt 0-5V for 500V fsd
Output AC Amp 0-5V for 100A fsd
Output Frequency from AC Volt
DC Volt 0-5V for 500V fsd
DC Amp   + & - 0-5V for 100A fsd
Accuracy better than 1% fsd
Display Alphanumeric LCD 16 X 1 back-lit
Auxillary Supply +/- 9V to 12VDC
Package 48 X 96 mm facia ; 23mm depth
Termination FRC Male connector 14/20 pin