Gestra NRGT 26-2 Level Electrode

Technical data Measurement quality The information below applies to a compensated fluid conductivity range from 0.5 - 10000 µS/cm based
on 25 °C.
■ ■ ■ ■ ■
Reading error:
± 1% of set measuring range at the operating point Resolution of reading on display:
0.1% Resolution for internal processing:
15 bit Resolution of 4-20 mA output:
15 bit Sensitivity (minimum conductivity) ◆ Water ≥ 0.5 µS/cm (see page 8 “Influence of the fluid
to be monitored”)
Supply voltage ■ 24 V DC ± 20% Power consumption ■ Max. 7 W Current input
■ Max. 0.3 A Internal fuse ■ T2A Safety cutout at excessive temperature ■ Cutout occurs when an excessive temperature of 75 °C is measured in the electrode tip
Analogue output ■ 1 x actual value output 4-20 mA, proportional to level, galvanically isolated
■ Maximum output load 500 Ω ■ M12 connector, 5-pole, A-coded Indicators and controls
■ 1 x green 4-digit, 7-segment display for showing status information ■ 1 x red LED for indicating an error state
■ 1 x green LED for indicating an OK state ■ 1 x rotary knob IP65 with button for menu navigation and test function
Protection class ■ III Safety Extra Low Voltage (SELV)
IP rating to EN 60529 ■ IP 65 16
NRGT 26-2, NRGT 26-2s - Installation & Operating Manual - 819876-02