STS | Level Sensor ATEX | ATM/N/Ex

ATM/N/Ex - Analog Level Transmitter

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Operating and Safety Instructions

OVERVIEW

Features

Pressure measuring range: 1 … 250 mH2O
Accuracy: ≤ ± 0.50 / 0.25 / 0.10 % FS
Operating temperature: -5 … 80°C
Process temperature: -5 … 80°C
Output signal: 4 … 20 mA
Materials: Stainless steel, Titanium
Feature: Optional overvoltage protection

Customer benefits

Pressure measuring range: 1 … 250 mH2O
Accuracy: ≤ ± 0.50 / 0.25 / 0.10 % FS
Operating temperature: -5 … 80°C
Process temperature: -5 … 80°C
Output signal: 4 … 20 mA
Materials: Stainless steel, Titanium
Feature: Optional overvoltage protection

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)	≤ 0.5 / ≤ 0.25	≤ 0.5 / ≤ 0.25 / ≤ 0.1	≤ 0.5 / ≤ 0.25 / ≤ 0.1
Thermal shift (± % FS/°C)
Zero point 0 ... 70°C	≤ 0.06	≤ 0.03	≤ 0.015
Span -25 … 85°C	≤ 0.02	≤ 0.02	≤ 0.02
Span 0 … 70°C	≤ 0.015	≤ 0.015	≤ 0.015
Zero point -25 … 85°C	≤ 0.08	≤ 0.04	≤ 0.02
Response time, (typ.)	< 1ms / 10 ... 90% FS	< 1ms / 10 ... 90% FS	< 1ms / 10 ... 90% FS
Long term stability, (4)	< 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	10 ... 30 VDC
Supply influence	< 0.1% FS
Circuit diagram
Load resistance
Load influence	< 0.1% FS

ATEX Approval

	[SpalteLeer]
Certificate, (1)	SEV 11 ATEX 0142
Gas	II 1G Ex ia IIC T3 ... T6
Dust	II 1D Ex iaD 20 IP6x T125°C ... T80°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	30 V / 100 mA / 1 W

GL Approval

	[SpalteLeer]
Certificate	40869-01 HH
Field of application	C, EMC1

Physical specifications

CERTIFICATES

SEV11-Atex-0142X ATEX ATM STS E

CE Declaration of Confirmity 2016-04-13

40-869-01HH GL ATM-N STS E