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7 ex-proof coils – Bronkhorst EX-FLOW Mass Flow User Manual

Page 13

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BRONKHORST HIGH-TECH B.V.

1.7 Ex-proof Coils

1.7.1 Introduction

In our program we know two sorts of coils:

(1) Style: XB =

II 1 G Ex ia IIC T6

II 1 D Ex ta IIIC T80°C

Intrinsic safe coil with LCIE approval.

This coil must be safeguarded with a isolating repeater.

(2) Style: XC =

II 2 G Ex eb IIC T4

II 2 D Ex tb IIIC T130°C

Increased safety coil with LCIE approval.

1.7.2 Style XB coil

Manufacturer

: Parker Lucifer

Type

: 48.8670

Type of protection

: II 1 G Ex ia IIC T6

II 1 D Ex ta IIIC T80°C

Certificate no.

: LCIE 02 ATEX 6024 X

Housing

: metal housing / IP 67

Max.supply voltage

: 28 V / 110mA

Max.power DC

: 3 Watt

Coil resistance

: 295 Ω 20°C

Impedance

: 345 Ω

Apparent inductance

: 0 mH

Apparent capacitance

: 0 µF

Connecting coupling

: Cable gland PG9

II 2 G Ex e IIC Gb

II 1 D Ex ta IIIC Da

Ambient temperature

: -40°C to + 65°C

1.7.3 Style XC coil

Manufacturer

: Parker Lucifer

Type

: 483371 24Vdc

Type of protection

: II 2 G Ex eb IIC T4

II 2 D Ex tb IIIC T130°C

Certificate no.

: LCIE 02 ATEX 6011 X

Housing

: metal housing / IP 67

Max.supply voltage

: 24Vdc

Class of insulation

: F (155°C)

Max.power DC

: 8 Watt (hot)

9 Watt (cold) 20°C

Connecting coupling

: Cable gland M16 x 1.5

II 2 G Ex e IIC Gb

II 1 D Ex ta IIIC Da

Ambient Temperature

: -40°C. to + 65°C

110

84

49

50

50

103

77

77

49

9.17.028

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