Samson 4747, Mounting And Operating Instructions

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18 EB 4747 EN
Design and principle of operation
Electric data for connection to intrinsically safe current circuits (Ex ia)
The listed technical data may be restricted by the limits specified in the test certificates.
Î
Refer to test certificates in the annex.
Limit Switch Type 4747-11x01
Limit contacts Inductive
Output voltage
1)
U
i
16 V 16 V
Output current
1)
I
i
25 mA 52 mA
Power dissipation 1) P
i
64 mW 169 mW
Outer capacitance
1)
C
i
100 nF
Outer inductance
1)
L
i
100 μH
Permissible ambient temperature –25 to +80 °C –25 to +80 °C
1)
Permissible maximum values when connected to a certified intrinsically safe circuit.
3.6 Summary of explosion protection approvals
Type Certification Type of protection/comments
4747-110
ATEX 1)
Number PTB 12 ATEX 2020
II 2G Ex ia IIC T6 Gb
II 2D Ex ia IIIC T85°C Db IP66
II 2D Ex tb IIIC T85°C Db IP66
Date 2013-04-26
4747-113
EAC Ex
Number RU C-DE.AA87.B.00084/19
1Ex ia IIC T6/T5/T4 Gb
Ex tb IIIC T85°C Db
Date 2019-02-19
Valid until 2024-02-19
4747-116
TR CMU
1055
Number ZETC/36/2021
II 2G Ex ia IIC T6 Gb
II 2D Ex ia IIIC T85 °C Db IP66
II 2D Ex tb IIIC T85 °C Db IP66
Date 2021-07-26
Valid until 2024-07-25
4747-210
ATEX
1)
Number KIWA 16ATEX0052 X II 2 G Ex db IIC T6...T4 Gb
II 2 D Ex tb IIC T80 °C Db
Date 2018-10-18
4747-211
IECEx
Number IECEx PTB 09.0060X Ex d IIC T6,T5,rep.T4
Ex tD A21 IP66 T80°C
Date 2009-11-25
4747-212
CCC Ex
Number 2020032231503131
Ex d IIC T4 ~ T6 Gb
Ex tD A21 IP66 T80°C
Date 2020-11-04
Valid until 2025-11-03
NEPSI
Number GYJ20.1056X
Ex d IIC T4~T6 Gb
DIP A21 Ta, T4~T6
Date 2020-02-12
Valid until 2025-01-25