Burkert Type 8112 Bedienungsanleitung PDF herunterladen (Seite 31)

-50 °C

(-58 °F)

0°C

(32 °F)

50°C

(122 °F)

100°C

(212 °F)

150°C

(302 °F)

200°C

(392 °F)

250°C

(482 °F)

(290)

-1 (-14,5)

(580)

(928)

Fig. 27: Process temperature - Process pressure with switch position 0.5 g/cm³ (sensitivity switch)

1 Process pressure in bar (psig)

2 Process temperature in °C (°F)

Viscosity - dynamic 0.1 … 10,000 mPa s (requirement: with density 1)

Flow velocity max. 6 m/s (with a viscosity of 1 mPa s)

Density 0.7 … 2.5 g/cm³ (0.025 … 0.09 lbs/in³); 0.5 … 2.5 g/

cm³ (0.018 … 0.09 lbs/in³) by switching over

Electrical protective measures

Protection rating IP 66/IP 67

Overvoltage category III

Protection class II

Adjustment elements

Mode switch

- Min. rising characteristic curve (High current when

immersed)

- Max. falling characteristics (Low current when immersed)

Sensitivity switch

- 0.5 0.5 … 2.5 g/cm³ (0.018 … 0.9 oz/in³)

- 0.7 0.7 … 2.5 g/cm³ (0.025 … 0.9 oz/in³)

Test key simulation of a line break between sensor and

processing unit

Voltage supply

Operating voltage (characteristics according

to standard)

for connection to an ampliﬁer according to NAMUR

IEC 60947-5-6, approx. 8.2 V

Oﬀ-load voltage U

approx. 8.2 V

Shortcircuit current I

approx. 8.2 mA

LEVEL SWITCH 8112 • with NAMUR output 31

9 Supplement

32052-EN-120418

1 2 ... 26 27 28 29 30 31 32 33 34 35 36 ... 111 112

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