SIGRIST OilGuard 2 Ex, Инструкция по эксплуатации

Страница: 16 / 106

Instruction Manual OilGuard 2 Ex Instrument overview
16 13003E/3
2.4 Technical data
DATA VALUES
Measuring principle Fluorescence measurement
Measuring scope 0 .. 0.1 FLU / 0 .. 100 FLU
Measuring ranges 8 ranges (freely configurable for different types of oil)
Sample medium Aqueous solutions with traces of mineral oil or other fluorescent
materials
Resolution

0.5% (based on the quinine sulfate in the water)
Dimensions For a detailed dimension sheet, see the Section 16
Reproducibility

2 % (based on the quinine sulfate in the water)
Warm-up time At least 2 hours
Sensitivity 0.5 .. 5 ppm for mineral oils (depending on the oil)
Reaction time < 2 secs (step response

limit switch)
OilGuard 2 Ex photometer:
DATA VALUES
Service voltage 230 V; 50/60 Hz (100, 115, 130 V only with impedance matching
transformer)
Power consumption P = 65 W / S = 160 VA
Outputs

1 x 0/4 .. 20 mA, galvanically isolated up to max. 50 V relative
to ground and max. 500 Ω burden

3 x digital outputs up to max. 30 VDC

2 x relay contacts with max. 250 VAC / max. 6 A
Inputs 4 x digital inputs up to max. 30 VDC
Interfaces

Ethernet for operation/configuration via web browser

Modbus TCP, SD card for logging, SW update, diagnostics

Optional: Modules for Profibus DP, Modbus RTU, HART
Weight About 43 kg
Protection class IP 66
Explosion protection Zone 1, Ex px ib IIC T4 Gb
Operation/display ¼ VGA with touch screen
Resolution: 320 x 240 pixels with 5.7“ diagonals
Maximum operating
altitude 2,000 m above sea level
Ambient temperature -20 .. +40 °C (with optional cooling system up to +50 °C)
Ambient humidity 0 .. 100 % rel. humidity