Transmitters for gage, absolute and differential pressure, flow and level
SITRANS P, DS III series for gage and absolute pressure, with front-flush diaphragm
Power supply U
H
Terminal voltage on transmitter
Separate 24 V power supply necessary
Bus voltage
• Not Ex
• With intrinsically-safe operation
Current consumption
• Basic current (max.)
• Startup current
basic current
• Max. current in event of fault
Fault disconnection electronics (FDE) available
Certificate and approvals
Classification according to pressure equipment
directive (DRGL 97/23/EC)
Explosion protection
• Intrinsic safety "i"
- Identification
- Permissible ambient temperature
- Connection
- Effective internal inductance/capacitance
• Explosion-proof "d"
- Identification
- Permissible ambient temperature
- Connection
• Dust explosion protection for zone 20
- Identification
- Permissible ambient temperature
- Max.surface temperature
- Connection
- Effective internal inductance/capacitance
• Dust explosion protection for zone 21/22
- Identification
- Connection
• Type of protection "n" (zone 2)
- Identification
• Explosion protection to FM
- Identification (XP/DIP) or (IS); (NI)
• Explosion protection to CSA
- Identification (XP/DIP) or (IS)
Hygiene version
In the case of SITRANS P DSIII with 7MF413x front-flush dia-
phragm, selected connections comply with the requirements of
EHEDG.
© Siemens AG 2008
SITRANS P measuring instruments for pressure
HART
10.5 ... 45 V DC
10.5 ... 30 V DC in intrinsically-safe mode
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For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of Article 3,
paragraph 3 (sound engineering practice)
PTB 99 ATEX 2122
Ex II 1/2 G EEx ia/ib IIB/IIC T6
-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
To certified intrinsically-safe circuits with maxi-
mum values:
U
= 30 V, I
= 100 mA,
i
i
P
= 750 mW; R
= 300
i
i
L
= 0.4 mH, C
= 6 nF
i
i
PTB 99 ATEX 1160
Ex II 1/2 G EEx d IIC T4/T6
-40 ... +85 °C (-40 ... +185 °F) temperature class T4;
-40 ... +60 °C (-40 ... +140 °F) temperature class T6
To circuits with values: U
= 10.5 ... 45 V DC
H
PTB 01 ATEX 2055
Ex II 1 D IP65 T 120 °C
Ex II 1/2 D IP65 T 120 °C
-40 ... +85 °C (-40 ... +185 °F)
120 °C (248 °F)
To certified intrinsically-safe circuits with maxi-
mum values:
U
= 30 V, I
= 100 mA,
i
i
P
= 750 mW, R
= 300
i
i
L
= 0.4 mH, C
= 6 nF
i
i
PTB 01 ATEX 2055
Ex II 2 D IP65 T 120 °C
To circuits with values: U
= 10.5 ... 45 V DC;
H
P
= 1.2 W
max
TÜV 01 ATEX 1696 X
Ex II 3 G EEx nA L IIC T4/T5/T6
Certificate of Compliance 3008490
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
Certificate of Compliance 1153651
CL I, DIV 1, GP ABCD T4...T6; CL II, DIV 1, GP EFG; CL III; Ex ia IIC T4...T6; CL I, DIV 2, GP ABCD
T4...T6; CL II, DIV 2, GP FG; CL III
DS III series for gage and absolute pressure,
with front-flush diaphragm
PROFIBUS PA or FOUNDATION Fieldbus
Supplied through bus
-
No
9 ...32 V
9 ...24 V
12.5 mA
Yes
15.5 mA
Yes
FISCO supply unit:
U
= 17.5 V, I
= 380 mA, P
o
o
Linear barrier:
U
= 24 V, I
= 250 mA, P
o
o
L
= 7 H, C
= 1.1 nF
i
i
To circuits with values: U
FISCO supply unit:
U
= 17.5 V, I
= 380 mA, P
o
o
Linear barrier:
U
= 24 V, I
= 250 mA, P
o
o
L
= 7 H, C
= 1.1 nF
i
i
To circuits with values: U
P
= 1.2 W
max
Planned
-
Siemens FI 01 · 2009
2
= 5.32 W
o
= 1.2 W
o
= 9 ... 32 V DC
H
= 5.32 W
o
= 1.2 W
o
= 9 ... 32 V DC;
H
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