Characteristic name

Characteristic value depending on modification I

SARBAZ-REM.05

SARBAZ-REM.06

1

2

5

Ratio between constant flow rate Q₃ and minimum flow rate Q₁

200

400

Pulse weight coefficient variation range, L/pulse

(1; 2.5; 5)*10ⁿ  n=from -2 to 4

from 10^-1 to 10³

Working pressure, MPa, not more than

1.6 or 2.5

Liquid temperature measurement range, °C

from 0 to 150

Maximum pressure loss at constant flow rate, MPa, no more than

0.01

DC output signal variation range, mA

from 4 to 20

Limits of permissible reduced error when converting the measured value of average volumetric flow and temperature into a DC signal, %

±1.0

Limits of permissible absolute error of the measuring and calculating unit when converting signals from RTDs, °C

± (0.2 + 0.0011)

Limits of permissible reduced error of the measuring and calculating unit when converting signals from excess pressure sensors, %

-

±0.15

Limits of permissible reduced error of Excess Pressure Sensors, %

-

±1.00

Limits of permissible reduced error of the flow meter when measuring excess pressure, %

-

±1.15

Limits of permissible relative error when measuring time intervals, %

±0.01

Operating conditions:

- ambient temperature, °C

- relative air humidity at temperatures up to 40 °C, %

- atmospheric pressure, kPa

from 5 to 55

up to 95

from 84 to 106.7

AC mains power supply:

- voltage, V

- frequency, Hz

from 187 to 253 from 49 to 51

Flow Disturbance Sensitivity Class according to ST RK STB ISO 4064-1

U3/D3

Temperature Class according to ST RK STB ISO 4064-1, °C

T180

Degree of protection provided by the enclosure according to GOST 14254-2015

IP54, category 2

Mean time between failures, hours, not less than

80,000

Average service life, years, not less than

15