Velocity Edge M40 Informacje Techniczne Pobierz pdf (Strona 9)

Ultrasonic Level Sensor LUC-M**

Auxiliary energy

DOCT-0805F 01/2010 185414

Cable entry • cable gland: M20 x 1.5 (recommended cable diameter 6 mm ... 10 mm (0.24 in ... 0.4 in))

• cable entry G½ or ½ NPT

• PROFIBUS PA M12 plug

Terminals Cable cross section 0.5 mm

... 2.5 mm

(20 AWG ... 14 AWG)

Power consumption

Current consumption

(2-wire instruments)

HART ripple 47 Hz ...125 Hz: U

= 200 mV (measured at 500 Ω)

Max. noise HART 500 Hz ...10 kHz: U

rms

= 2.2 mV (measured at 500 Ω)

Galvanic isolation With 4-wire devices, the evaluation electronics and mains voltage are galvanically isolated from

each other.

Version Power consumption

2-wire 51 mW ... 800 mW

4-wire AC max. 4 VA

4-wire DC; LUC-M10/LUC-M20 330 mW ... 830 mW

4-wire DC; LUC-M30/LUC-M40 600 mW ... 1 W

Communication Current consumption

HART 3.6 mA ... 22 mA

PROFIBUS PA max. 13 mA

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 33 34

Brak uwag

Velocity Edge M40 Informacje Techniczne Strona 9