Siemens SITRANS DS III series - Page 49

SITRANS P, DS III series (7MF4.33.. 7MF4.34.. 7MF4.35..)
A5E03434656-02, 12/2012
47
Certificates and approvals
HART PROFIBUS PA or Foundation Fieldbus
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
0
= 17.5 V, I
0
= 380 mA, P
0
= 5.32 W
Linear barrier
U
0
= 24 V, I
0
= 174 mA, P
0
= 1 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
Marking
II 1/2 Ex d IIC T4, T6 Ga/Gb
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
= 10.5 … 45 V DC
To a circuit with the operating values:
U
H
= 9 … 32 V DC
● Dust explosion protection for Zone
20 and 20/21
PTB 01 ATEX 2055
Marking
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
0
= 17.5 V, I
0
= 380 mA, P
0
= 5.32 W
Linear barrier
U
0
= 24 V, I
0
= 250 mA, P
0
= 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
22
PTB 01 ATEX 2055
Marking
II 2 D IP65 T 120 °C
Connection To a circuit with the operating values:
U
H
= 10.5 … 45 V DC; 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)
PTB 11 ATEX 2011 X
Marking
II 2/3 G Ex nA II T4/T5/T6 Gc
II 2/3 G Ex ic IIC T4/T5/T6 Gc
Connection "nA" U
n
= 45 V U
m
= 32 V
Connection "ic" To a circuit with the operating values:
U
i
= 45 V
FISCO supply unit
U
O
=17.5 V, I
O
= 570 mA
Linear barrier
U
0
= 32 V, I
0
= 132 mA, P
0
= 1 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
● Explosion protection in accordance
with FM
Certificate of Compliance 3008490
Designation (XP/DIP) or IS; NI; S CL I, DIV 1, GP ABCD T4 ... T6; CL II, DIV 1, GP EFG; CL III; CL I, ZN 0/1 AEx ia
IIC T4 ... T6; CL I, DIV 2, GP ABCD T4 ... T6; CL II, DIV 2, GP FG; CL III