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Analog-input-module, I, 16 Bit, Iso. 8x

The scope of delivery already includes the appropriate front connector for the cabling and a base module. The module has 8 analog inputs.

Parameters for the module:

Diagnostic alarm: On | Off
Overflow / underflow diagnosis: On | Off
Representation values: SIMATIC* S7 | SIMATIC* S5 | INT16

Parameters for each channel:

Wire break detection (only for 4 ... 20 mA): On | Off
Interference frequency suppression: None | 10 Hz | 50 Hz | 60 Hz | 400 Hz
Measuring ranges: Deactivated | 0 ... 20 mA | 4 ... 20 mA | ±20 mA
Limit value alarms enabled: On | Off
Upper/lower limit: 16 bit analog value (±27648)

* SIMATIC is a registered trademark of Siemens AG.

  • Channels electrically isolated from each other and from the backplane bus
  • Measuring ranges 0 ... 20 mA, 4 ... 20 mA, ±20 mA, individually configurable for each channel
  • Measurement resolution: up to 15 bits + sign
  • Suitable for 2- and 4-wire transmitters
  • Diagnostic messages
  • Wire break detection (for 4 ... 20 mA)
  • Limit value alarms for each channel
  • A bi-color LED (blue/red) indicates the module operating status and any malfunctions
  • Red/green bi-color LEDs (one for each channel) indicate the channel status
  • 8 analog inputs for measuring current
  • 8 process input words

Analog-input-module, I, 16 Bit, Iso. 8x

General information

  • Order number600-250-7BH21
  • Article nameAI 8 x I, 0/4-20 mA, ±20 mA, Iso., 16-bit
  • Scope of deliveryAI 8 x I, 0/4-20 mA, ±20 mA, Iso., 16-bit
  • Dimensions (DxWxH)110 x 25 x 73 mm
  • WeightApprox. 110 g
  • Number of inputs8
  • Power dissipationMax. 1 W
  • Parameter configuration length44 Bytes
  • General error indicatorRed LED
  • Hot-swap capableYes
  • Hot-swap capableYes

Electrical isolation

  • from the backplane busYes
  • Between the channelsYes

Current draw

  • ExternalNot needed
  • InternalMax. 140 mA

Measuring

  • Measuring ranges / load resistance0 ... 20 mA / 50 ohms,
  • 4 ... 20 mA / 50 ohms,
  • ±20 mA / 50 ohms
  • Measuring methodIntegration
  • Measurement resolution15 bits + sign
  • Interference frequency suppressionNone | 10 Hz | 50 Hz | 60 Hz | 400 Hz
  • Refresh rate / conversion rateThe conversion time will depend on the interference frequency suppression:
  • None: 2 ms
  • 400 Hz: 8 ms
  • 60 Hz: 51 ms
  • 50 Hz: 60 ms
  • 10 Hz: 160 ms
  • DiagnosesUpper measuring range limit exceeded (overflow), Lower measuring range limit fallen below (underflow), Wire break (for 4 ... 20 mA only), Parameter assignment error
  • Process alarmsUpper and lower limit per channel

Error limits

  • Operational error limit in the entire temperature range±0.2 % relative to the nominal range
  • Basic error limit at 25 °C±0.1 % relative to the nominal range
  • Temperature error±0.005 %/K relative to the nominal range
  • Linearity error±0.05 %/K relative to the nominal range
  • Repeating accuracy in steady state at 25 °C±0.05 %/K relative to the nominal range

Ambient conditions

  • Ambient temperature0 °C … +60 °C
  • Transport and storage temperature-20 °C … +80 °C
  • Relative air humidity95 % r H without condensation
  • Protection ratingIP 20
  • CertificationsCE, UL

UL

  • Surrounding Air Temperature0 °C … +60°C
  • Pollution degree2

CE

  • Noise immunityDIN EN 61000-6-2 “EMC Immunity”
  • Interference emissionDIN EN 61000-6-4 “EMC Emission”
  • Vibration and shock resistanceDIN EN 60068-2-6:2008 „Vibration“, DIN EN 60068-2-27:2010 „Shock"
  • RoHSYes
  • REACHYes

Analog-input-module, I, 16 Bit, Iso. 8x

Technical Documentation
NameVersionSize
TB20, Manual Modules 158 MB
Flyers
NameVersionSize
Flyer, TB20 IO-system for numerous applications 08-20226 MB
Planning Tools
NameVersionSize
AI 8 x I, 0/4-20 mA, ±20 mA, Iso., 16 Bit, STEP Files 3 MB

Analog-input-module, I, 16 Bit, Iso. 8x

The scope of delivery already includes the appropriate front connector for the cabling and a base module. The module has 8 analog inputs.

Parameters for the module:

Diagnostic alarm: On | Off
Overflow / underflow diagnosis: On | Off
Representation values: SIMATIC* S7 | SIMATIC* S5 | INT16

Parameters for each channel:

Wire break detection (only for 4 ... 20 mA): On | Off
Interference frequency suppression: None | 10 Hz | 50 Hz | 60 Hz | 400 Hz
Measuring ranges: Deactivated | 0 ... 20 mA | 4 ... 20 mA | ±20 mA
Limit value alarms enabled: On | Off
Upper/lower limit: 16 bit analog value (±27648)

* SIMATIC is a registered trademark of Siemens AG.

  • Channels electrically isolated from each other and from the backplane bus
  • Measuring ranges 0 ... 20 mA, 4 ... 20 mA, ±20 mA, individually configurable for each channel
  • Measurement resolution: up to 15 bits + sign
  • Suitable for 2- and 4-wire transmitters
  • Diagnostic messages
  • Wire break detection (for 4 ... 20 mA)
  • Limit value alarms for each channel
  • A bi-color LED (blue/red) indicates the module operating status and any malfunctions
  • Red/green bi-color LEDs (one for each channel) indicate the channel status
  • 8 analog inputs for measuring current
  • 8 process input words

Analog-input-module, I, 16 Bit, Iso. 8x

General information

  • Order number600-250-7BH21
  • Article nameAI 8 x I, 0/4-20 mA, ±20 mA, Iso., 16-bit
  • Scope of deliveryAI 8 x I, 0/4-20 mA, ±20 mA, Iso., 16-bit
  • Dimensions (DxWxH)110 x 25 x 73 mm
  • WeightApprox. 110 g
  • Number of inputs8
  • Power dissipationMax. 1 W
  • Parameter configuration length44 Bytes
  • General error indicatorRed LED
  • Hot-swap capableYes
  • Hot-swap capableYes

Electrical isolation

  • from the backplane busYes
  • Between the channelsYes

Current draw

  • ExternalNot needed
  • InternalMax. 140 mA

Measuring

  • Measuring ranges / load resistance0 ... 20 mA / 50 ohms,
  • 4 ... 20 mA / 50 ohms,
  • ±20 mA / 50 ohms
  • Measuring methodIntegration
  • Measurement resolution15 bits + sign
  • Interference frequency suppressionNone | 10 Hz | 50 Hz | 60 Hz | 400 Hz
  • Refresh rate / conversion rateThe conversion time will depend on the interference frequency suppression:
  • None: 2 ms
  • 400 Hz: 8 ms
  • 60 Hz: 51 ms
  • 50 Hz: 60 ms
  • 10 Hz: 160 ms
  • DiagnosesUpper measuring range limit exceeded (overflow), Lower measuring range limit fallen below (underflow), Wire break (for 4 ... 20 mA only), Parameter assignment error
  • Process alarmsUpper and lower limit per channel

Error limits

  • Operational error limit in the entire temperature range±0.2 % relative to the nominal range
  • Basic error limit at 25 °C±0.1 % relative to the nominal range
  • Temperature error±0.005 %/K relative to the nominal range
  • Linearity error±0.05 %/K relative to the nominal range
  • Repeating accuracy in steady state at 25 °C±0.05 %/K relative to the nominal range

Ambient conditions

  • Ambient temperature0 °C … +60 °C
  • Transport and storage temperature-20 °C … +80 °C
  • Relative air humidity95 % r H without condensation
  • Protection ratingIP 20
  • CertificationsCE, UL

UL

  • Surrounding Air Temperature0 °C … +60°C
  • Pollution degree2

CE

  • Noise immunityDIN EN 61000-6-2 “EMC Immunity”
  • Interference emissionDIN EN 61000-6-4 “EMC Emission”
  • Vibration and shock resistanceDIN EN 60068-2-6:2008 „Vibration“, DIN EN 60068-2-27:2010 „Shock"
  • RoHSYes
  • REACHYes

Analog-input-module, I, 16 Bit, Iso. 8x

Technical Documentation
NameVersionSize
TB20, Manual Modules 158 MB
Flyers
NameVersionSize
Flyer, TB20 IO-system for numerous applications 08-20226 MB
Planning Tools
NameVersionSize
AI 8 x I, 0/4-20 mA, ±20 mA, Iso., 16 Bit, STEP Files 3 MB