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Fairbanks X SERIES PR 5410 Process Indicator User Manual

Page 145

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Section 12: Specifications

10/08 145

51207 Revision 1

12.3 E

FFECT OF

A

MBIENT

C

ONDITIONS

12.3.1 Environmental Conditions

Temperature range

Ambient temperature for operation

-10... +40 °C

Ambient temperature 'not legal for trade' -10... +50 °C

Power-on temperature

0... +40 °C

Storage/transport

-20... +70 °C

Humidity

< 95 %, no condensation, (acc. to IEC 68-2)

Protection type

IP 65: front panel, otherwise IP30 (housing)


12.3.2 Electromagnetic Compatibility (EMC)


All data in compliance with NAMUR NE 21, EN 45501 and EN 61326

Housing

Radio frequency electromagnetic fields
(80 – 1000 MHz)

EN 61000-4-3

10 V/m

Electrostatic discharge (ESD)

EN 61000-4-2

6 / 8 kV

Signal and
control lines

Fast transients (burst)

EN 61000-4-4

1 kV

Peak voltages (surge) 1.2/50 µs

EN 61000-4-5

1 / 2 kV

Conducted disturbances by radio
frequency (0.15 – 80 MHz)

EN 61000-4-6

10 V

Mains inputs

Fast transients (burst)

EN 61000-4-4

2 kV

Peak voltages (surge) 1.2/50 µs

EN 61000-4-5

1 / 2 kV

Conducted disturbances by radio
frequency (0.15 – 80 MHz)

EN 61000-4-6

10 V

Voltage fluctuation

EN 61000-4-11

40% / 0%

Voltage dips

EN 61000-4-11

20 msec

12.3.3 RF Interference Suppression

Electromagnetic emission

In acc. with EN 61326, limit value class A


12.4

W

EIGHING

E

LECTRONICS


The weighing electronics are suitable for connection of strain-gauge load cells.

12.4.1 Load Cells

Load cell type

Strain gauge, 6 or 4-wire connection possible

Supply voltage

U= 12V DC for I

max

= 160 mA

for up to 8 load cells of 650 each or 4 load cells of 350

each

Sense voltage monitoring

Sense voltage below + 4VDC -- -4VDC is detected; can be switched
off

Max. load

> 75

Cable length

Max. 500 m