<7. EXPLOSION-PROTECTED TYPE INSTRUMENTS>
7-3
IM 01R01B30-00E-E 8th edition November 01, 2019-00
All Rights Reserved. Copyright © 2003, Rota Yokogawa
7.2 Intrinsically safe ATEX certified RAKD (/KS1)
7.2.1 Technical data
EC-Type Examination Certificate No.:
KEMA 00ATEX1037X
Applicable
standards:
EN 60079-0: 2012/A11: 2013
EN 60079-11: 2012
The RAKD with electronic transmitter and limit switches is an intrinsically safe device. This device is certified for
hazardous areas of zone 1 (category 2) and zone 2 (category 3). It is not homologated for zone 0 (category 1).
The classifications in brackets are given according to Directive 2014/34/EU (ATEX).
Type of protection:
Intrinsically safe Ex ia IIC T6...T4 Gb
Identification in accordance with regulation 2014/34/EU (ATEX):
II 2 G
Data of electronic transmitter:
Ambient temperature:
-25 °C to +65 °C
Safety relevant maximum values:
Supply (current output):
Maximum voltage:
U
i
= 30 V
Maximum current:
I
i
= 100 mA
Maximum power:
P
i
= 750 mW
Inner inductance:
L
i
= 0.73 mH
Inner capacity:
C
i
= 2.4 nF
Pulse output:
Maximum voltage:
U
i
= 16 V
Maximum current:
I
i
= 20 mA
Maximum power:
P
i
= 64 mW
Inner inductance:
L
i
= 0 mH
Inner capacity:
C
i
= 0 nF
Data of limit switches:
Safety relevant maximum values:
Table 7-1
Standard /K1 to /K3
Fail-safe /K6 to /K8
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
