STS | Level Sensor ATEX | ATM.1ST/N/Ex

ATM.1ST/N/Ex - High Precision

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Operating and Safety Instructions

OVERVIEW

Features

Certificate: ATEX & IECEx
Pressure measuring range: 1…250 mH2O
Accuracy: ≤ ± 0.10 % FS
Total Error Band: ≤ ± 0.30 %FS (-5…50 °C)
Operating temperature: -5…80 °C
Process temperature: -5…80 °C
Output signal: 4…20 mA
Materials: Stainless steel, Titanium

Customer benefits

Certificate: ATEX & IECEx
Pressure measuring range: 1…250 mH2O
Accuracy: ≤ ± 0.10 % FS
Total Error Band: ≤ ± 0.30 %FS (-5…50 °C)
Operating temperature: -5…80 °C
Process temperature: -5…80 °C
Output signal: 4…20 mA
Materials: Stainless steel, Titanium

SPECIFICATIONS

Pressure measuring range (mH2O)

	1 ... 5, (1)	> 5 ... 20	> 20 ... 250
Overpressure	3 bar	3 x FS (≥ 3 bar)	3 x FS
Burst pressure, (2)	> 200 bar	> 200 bar	> 200 bar
Accuracy, (3), (± % FS)	≤ 0.1	≤ 0.1	≤ 0.1
Total Error, (4), (± % FS)
-5 ... 50°C, (typ. / max.)	≤ 0.8 / 1.0	≤ 0.3 / 0.5	≤ 0.3 / 0.5
-5 ... 80°C, (typ. / max.)	≤ 1.3 / 1.5	≤ 0.75 / 1.0	≤ 0.75 / 1.0
Response time, (typ.) (typ.)	< 1ms / 10 ... 90% FS	< 1ms / 10 ... 90% FS	< 1ms / 10 ... 90% FS
Long term stability, (5)	< 0.5% FS / < 4 mbar	< 0.2% FS / < 4 mbar	< 0.1% FS / < 0.2% FS

Temperature range


Operating temperature	-5 ... 80°C
Process temperature	-5 ... 80°C
Storage temperature	-10 ... 80°C

Electrical specifications

	4 ... 20 mA
Power supply	9 ... 28 VDC
Supply influence	< 0.05% FS
Circuit diagram
Load resistance
Load influence	< 0.05% FS

ATEX Approval

	[SpalteLeer]
Certificate, (1)	SEV 09 ATEX 0108
Gas	II 1G Ex ia IIB/IIC T3 ... T6
Dust	II 1D Ex ia IIIC IP6x T140°C ... T70°C
Mining	I M1 Ex ia I
Temperature class, (2)	T6
Process temperature	-5 ... 50°C
Ambient temperature	-5 ... 50°C
Maximum values of the intrinsically safe circuit	28V / 93 mA / 0.65W

GL Approval

	[SpalteLeer]
Certificate	75878-09 HH
Field of application	C, H, EMC1

Additional approvals

	[SpalteLeer]
IEC Ex	IEC Ex SEV 10.0003

Physical specifications


Weight (1)	145g
Materials
Cable	PUR, FEP
Transducer	Stainless steel (316L / 1.4435), titanium (Gr. 2)
Housing	Stainless steel (316L / 1.4404), titanium (Gr. 2)
Seals	Viton (standard), EPDM, Kalrez

CERTIFICATES

SEV09-ATEX-0108X ATEX ATM.xxx STS E

IECEx SEV 10.0003X Issue 2

CE Declaration of Confirmity 2016-04-13