Siemens
СРЕДСТВА ПРОМЫШЛЕННОЙ АВТОМАТИЗАЦИИ
официальный партнер Сименс
Каталог СА01 2012
архивный
(4872) 700-366
skenergo@mail.ru

A5E00057307


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Заказной номерВесPGОписание продуктаЦена
A5E000573070.5822AUTOCAL BOARD WITH 8 BINARY- INPUTS/OUTPUTS AND PROFIBUS PA1540.18

19" rack unit

General

Measurement ranges

4, internally and externally switchable; automatic measuring range switchover also possible

Smallest possible span (relating to sample gas pressure 1 000 hPa absolute, 0.5 l/min sample gas flow, and 25 °C ambient temperature)

0 ... 10 vpm O2

Largest possible measuring span

0 ... 100 %

Operating position

Front wall vertical

Conformity

CE mark in accordance with EN 50081-1, EN 50082-2 and RoHS

Design, enclosure

Degree of protection

IP20 according to EN 60529

Weight

Approx. 11 kg

Electrical characteristics

EMC (ElectromagneticCompatibility)

In accordance with standard requirements of NAMUR NE21 (08/98) and EN 61326

Electrical safety

In accordance with EN 61010-1, overvoltage category II

Power supply

100 ... 120 V AC (nominal range of use 90 ... 132 V), 48 ... 63 Hz or

200 ... 240 V AC (nominal range of use 180 ... 264 V), 48 ... 63 Hz

Power consumption

Approx. 37 VA

Fuse values

100 ... 120 V: 1.0T/250

200 ... 240 V: 0.63T/250

Gas inlet conditions

Sample gas flow

  • through the sensor

7.5 l/h

  • Overall consumption

15 ... 30 l/h

Permissible sample gas pressure

  • without internal pressure regulator

2 000 hPa (abs.)

  • with internal pressure regulator

2 000 ... 6 000 hPa (abs.)

Sample gas temperature

Min. 0 ... max. 50 °C, but above the dew point

Sample gas humidity

< 1% relative humidity

Dynamic response

Warm-up period

At room temperature < 30 min (the technical specification will be met after 2 hours)

Damping (electrical time constant)

0 ... 100 s, parameterizable

Dead time (high-pressure version) (purging time of the gas path in the unit at 125 ml/min)

10 ... 30 s

Dead time (low-pressure version without pump)

< 5 s

Dead time (low-pressure version with pump)

< 10 s

Time for device-internal signal processing

< 1 s

Pressure correction range

Pressure sensor internal

800 ... 1 100 hPa (abs.)

Measuring response(referred to sample gas pressure 1 013 hPa absolute, sample gas flow 7.5 l/min, and ambient temperature 25 °C)

Output signal fluctuation

< ± 1% of the smallest possible measuring range according to rating plate, with electronic damping constant of 1 s

Zero point drift

< ± 1 % of the current span/month

Measured-value drift

< ± 1 % of the current span/month

Repeatability

< 3% of the current measuring span

Detection limit

1 % of current measuring range,

< 0.1 vpm in measuring range

0 ... 10 vpm

Linearity error

< 2% of the current measuring span

Influencing variables(relating to sample gas pressure 1 013 hPa absolute, 7.5 l/min sample gas flow and 25 °C ambient temperature)

Ambient temperature

< 2%/10 K referred to current measuring span

Sample gas pressure only possible if the sample gas can flow out into the ambient air

  • When pressure compensation has been switched off: < 1 % of current span/1 % pressure change
  • When pressure compensation has been switched on: < 0.2 % of current span/1 % pressure change

Residual gases, deviation from zero point

  • Catalytically active sensor (CAZ)

Only gases with non-combustible residual gas components can be introduced

  • Catalytically inactive sensor (CIZ)

Residual gas concentration of 10 vpm H2; CO and CH4 have a lower cross-interference; higher HCs are negligible

Sample gas flow

< 2 % of the smallest possible span with a change in flow of 10 ml/min

Power supply

< 0.1 % of the current measuring range with rated voltage ± 10 %

Electrical inputs and outputs

Analog output

0/2/4 ... 20 mA, 4 … 20 mA (NAMUR), isolated; max. load 750 

Relay outputs

6, with changeover contacts, freely parameterizable, e.g. for measuring range identification; load: 24 V AC/DC/1 A, isolated

Analog inputs

2, dimensioned for 0/2/4 … 20 mA for external pressure sensor and correction of influence of residual gas (correction of cross-interference)

Binary inputs

6, designed for 24 V, isolated, freely parameterizable, e.g. for measurement range switchover

Serial interface

RS 485

Options

AUTOCAL function each with 8 additional binary inputs and relay outputs, also with PROFIBUS PA or PROFIBUS DP

Climatic conditions

Permissible ambient temperature

-40 ... +70 °C during storage and transportation, 5 … 45 °C during operation

Permissible humidity

< 90% relative humidity as annual average, during storage and transportation (must not fall below dew point)
























































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