Siemens P technical specifications Transmitters for food, pharmaceuticals and biotechnology

	© Siemens AG 2008
	SITRANS P measuring instruments for pressure
	Transmitters for food, pharmaceuticals and biotechnology
		SITRANS P300 for gage and absolute pressure
SITRANS P300 for gage pressure and absolute pressure
	HART		PROFIBUS PA and FOUNDATION Fieldbus
Power supply UH
Terminal voltage on transmitter	10.5 ... 42 V DC		Supplied through bus
	for intrinsically safe operation: 10.5 ... 30 V DC					2
Separate power supply	-		Not necessary
Bus voltage
• Without EEx	-		9 ... 32 V
• For intrinsically-safe operation	-		9 ... 24 V
Current consumption
• Max. basic current	-		12.5 mA
• Startup current ≤ basic current	-		Yes
• Max. fault current in the event of a fault	-		15.5 mA
Fault disconnection electronics (FDE)	-		Available
Certificate and approvals
Classification according to pressure equip- For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of Article 3, para-
ment directive (DRGL 97/23/EC)	graph 3 (sound engineering practice)
Water, waste water	Available soon
Explosion protection
Intrinsic safety "i"	PTB 05 ATEX 2048
Identification	Ex II 1/2 G EEx ia/ib IIB/IIC T4, T5, T6
Permissible ambient temperature
• Temperature class T4	-40 ... +85 °C (-40 ... +185 °F)
• Temperature class T5	-40 ... +70 °C (-40 ... +158 °F)
• Temperature class T6	-40 ... +60 °C (-40 ... +140 °F)
Connection	To certified intrinsically-safe circuits with maxi-		To certified intrinsically-safe circuits with maxi-
	mum values:		mum values:
	Ui = 30 V, Ii = 100 mA,		FISCO supply unit:
	Pi = 750 mW, Ri = 300 Ω		U	= 17.5 V, I = 380 mA, P = 5.32 W
			i	i	i
			Linear barrier:
			Ui = 24 V, Ii = 250 mA, Pi = 1.2 W
Effective inner capacitance:	Ci = 6 nF		Ci = 1.1 nF
Effective inner inductance:	Li = 0.4 mH		Li ≤ 7 μH
Explosion protection to FM for USA and
Canada (cFMUS)
• Identification (DIP) or (IS); (NI)	Certificate of Compliance 3025099
	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
• Identification (DIP) or (IS)	Certificate of Compliance 3025099C

CL I, DIV 1, GP ABCD T4 ... T6; CL II, DIV 1, GP EFG; CL III; Ex ia IIC 4 ... T6;

CL I, DIV 2, GP ABCD T4 ... T6; CL II, DIV 2, GP FG; CL III

Siemens FI 01 · 2009

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