<10. EXPLOSION-PROTECTED TYPE INSTRUMENTS>
10-5
IM 01R01B02-00E-E 12th edition October 01, 2014 -00
All Rights Reserved. Copyright © 2003, Rota Yokogawa
10.3 Intrinsically safe ATEX certified components for
category 3G (/KS3)
10.3.1 Technical data
Data of electronic transmitter type -E, -H :
The electronic transmitter is an intrinsically safe device. This device is certified for hazardous areas of zone 2
(category 3D) ). The classifications in brackets are given according to EU-Regulation 94/9/EG (ATEX).
Applicable standards
:
EN 60079-0: 2009
EN 60079-11: 2007
Identification in accordance with regulation 94/9/EG (ATEX) :
II 3 G
Type of protection
: Intrinsically safe Ex ic IIC T6 Gc
Ambient temperature
: -40°C ... +70°C
Safety relevant maximum values:
Maximum voltage
: U
i
= 30 V
Maximum current (IIC)
: I
i
= 101 mA
Maximum power
: P
i
= 1.4 W
Inner inductance
: L
i
= 0.15 mH
Inner capacity
: C
i
= 4.16nF
Data of limit switches :
The limit switches are apparatus with the type of protection “ic”.
They can be mounted or installed in the hazardous areas of zone 2 (category 3G).
The classification in brackets is given according to the new EU regulation 94/9/EG (ATEX ).
This versions are identically constructed as the corresponding intrinsically safe (ia) versions.
Type of protection
: Ex ic IIC T6 X
The following table shows the maximum safety parameters:
Table 10-2
Standard /K1 ... /K3
Fail Safe /K6 .../K10
Type 2
Type 3
Type 2
Type 3
Ui [V]
16
16
16
16
Ii [mA]
25
52
25
52
Pi [mW]
64
169
64
169
Ci [nF]
150
150
30
30
Li [µH]
150
150
100
100
max. ambient temp. [°C] for T6
49
28
49
28
max. ambient temp. [°C] for T5
61
40
61
40
max. ambient temp. [°C] for T4 - T1
89
68
89
68
