SITRANS P, DS III series (7MF4.33.. 7MF4.34.. 7MF4.35..)
46
A5E03434645-01, 08/2011
Certificates and approvals
Certificates and approvals
HART
PROFIBUS PA or Foundation Fieldbus
Classification according to Pressure
Equipment Directive (PED 97/23/EC)
● for gases of Fluid Group 1 and liquids of Fluid Group 1; meets requirements of
Article 3 Para. 3 (good engineering practice)
● only for flow rate:
for gases of Fluid Group 1 and liquids of Fluid Group 1; fulfills the basic safety
requirements as per article 3, Para 1 (appendix 1); classified as category III,
module H conformity evaluation by TÜV Nord
Drinking water
In preparation
Explosion protection
● Intrinsic safety "i"
PTB 99 ATEX 2122
Identifier
II 1/2 G Ex ia/ib IIB/IIC T6
Permissible ambient temperature -40 … +85°C (-40 … +185°F) temperature class T4
-40 … +70°C (-40 … +158°F) temperature class T5
-40 … +60°C (-40 … +140°F) temperature class T6
Connection
To a certified intrinsically safe circuit
with the max. values:
U
i
= 30 V, I
i
= 100 mA,
P
i
= 750 mW, R
i
= 300 Ω
FISCO supply unit
U
i
= 17.5 V, I
i
= 380 mA, P
i
= 5.32 W
Linear barrier
U
i
= 24 V, I
i
= 250 mA, P
i
= 1.2 W
Effective inner capacitance:
C
i
= 6 nF
C
i
= 1.1 nF
Effective inner inductance:
L
i
= 0.4 mH
L
i
= 7 µH
● Flameproof enclosure
encapsulation "d"
PTB 99 ATEX 1160
Identifier
II 1/2 G Ex d IIC T4/T6
Permissible ambient temperature -40 … +85°C (-40 … +185°F) temperature class T4
-40 … +60°C (-40 … +140°F) temperature class T6
Connection
To a circuit with the operating values:
U
H
= DC 10.5 … 45 V
To a circuit with the operating values:
U
H
= DC 9 … 32 V
● Dust explosion protection for Zone
20
PTB 01 ATEX 2055
Identifier
II 1 D IP65 T 120°C,
II 1/2 D IP65 T 120 °C
Permissible ambient temperature -40 ... +85 °C (-40 ... +185 °F)
max. surface temperature
120°C (248°F)
Connection
To a certified intrinsically safe circuit
with the max. values:
U
i
= 30 V, I
i
= 100 mA,
P
i
= 750 mW, R
i
= 300 Ω
FISCO supply unit
U
i
= 17.5 V, I
i
= 380 mA, P
i
= 5.32 W
Linear barrier
U
i
= 24 V, I
i
= 250 mA, P
i
= 1.2 W
Effective inner capacitance:
C
i
= 6 nF
C
i
= 1.1 nF
Effective inner inductance:
L
i
= 0.4 mH
L
i
= 7 µH
● Dust explosion protection for Zone
21/22
PTB 01 ATEX 2055
Identifier
II 2 D IP65 T 120°C
Connection
To a circuit with the operating values:
U
H
= DC 10.5 … 45 V; P
max
= 1.2 W
To a circuit with the operating values:
U
H
= DC 9 … 32 V; P
max
= 1.2 W
● Type of protection "n" (Zone 2)
TÜV 01 ATEX 1696 X
Identifier
II 3 G Ex nA L IIC T4/T5/T6
II 3 G Ex nL IIC T4/T5/T6
Connection "nA"
U
n
= 45 V
n
= 32 V
