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Manual CSA 80001248
3.2
Intrinsically safe circuits
The intrinsically safe output circuit is connected
to the blue terminals 13..20. Terminals 21..24 are
reserved for the potential equalization.
Uo
=
8.64 Volt
Io
=
553 mA
Po
=
997 mW
Li
=
negligible
Ci
=
negligible
Lo
=
group IIC
Lo
=
group IIB
Co
=
group IIC
Co
=
group IIB
Linear characteristic
4.
Marking
4.1
Explosive gas atmospheres
[Ex ib Gb] IIC
Class I, 'Suitable outputs to Divison 2', Groups
A, B, C, D
4.1
Explosive dust atmospheres
[Ex ib Db] IIIC
4.2
CSA Certification
CSA 80001248
4.3
Degree of protection of enclosure
–
DIN rail-mounting unit IP 20
–
Built into enclosure min. IP 54 (standard
IP 66)
4.4
Ambient temperature
Ambient temperature –20 °C to 50 °C
Edition February 2020
Copyright
116 µH
485 µH
5.9 μµF
50 µF
thuba Ltd., CH-4002 Basel
Switzerland
7
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