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Digital Flow Rate Indicator

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Digital Flow Rate Indicator Cum Totalizator For Both Analog And Digital Input

Model 2502A

  • 4 digit display for Flow Rate

  • 6 digit display for integrated
    flow values

  • Compatible with both Analog and
    Pulse output sensors

  • Flow rate settable in Per Min OR
    Per Hour

  • Linear or square root function

Specification :


4 digit 0.56” 7 segment Red LED display for Flow
Rate 6 digit 0.56” 7 segment Red LED display for Totaliser

Sensor Type

a. Differential pressure transmitter (4-20mA or
b. Turbine type flow sensor (Pulsed Output)


4-20mA, 0-20mA or Pulse Input (10 per min to 60,000
per min)

Time Base

Per Minute/ Per Hour selectable


For Pulse Input - a. K-Factor of Turbine sensor :
Range: 0.100 to 999.999
(K Factor = Volume/Pulse)
For Analog Input -

a. Linear/Square root function selectable
b. For 4-20mA: Span
settable from 000.0 to 9999 c. For 0-20mA: Span settable from
000.0 to 9999

Flow Rate

0.001 to 9999 units per min Flow Rate = (Input
pulses per min) * (Multiplier)

Set Points

Range: 1 to 999999 with resolution depending upon
the selected range for cumulative flow.

Logic: Relay 1 ON for Integrated Flow > Set Point
1 Relay 2 ON for Integrated Flow > Set Point 2

5A/220V AC rating NO-P-NC contacts


Totalised flow saved in EEPROM to prevent loss on
power failure

Totalized Flow

0.001 to 999999

Totaliser Reset

By front panel touch switch

Sensor Supply

Separate 10V supply for turbine sensor and pressure

Configuration Lock

By rear jumper to prevent tampering with


220V AC ± 15% 50/60Hz


96mm x 96mm x 135mm. Panel Cut
Out: 91mm x 91mm


800 gram


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