AI 8x U, ±100 V, 0-100 V, Iso., 16 Bit

TB20 - Analoges Eingabemodul 8 x U, 16 Bit
TB20 - Analoges Eingabemodul 8 x U, 16 Bit

AI 8x U, ±100 V, 0-100 V, Iso., 16 Bit

Parameters for the module

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

 

Parameters for each channel

  •  Noise frequency suppression: None / 10 Hz / 50 Hz / 60 Hz / 400 Hz
  • Measuring range: deactivated / 0 ... 100 V / ±100 V
  • Limit value alarms active: On / Off
  • Upper / lower limit value: 16 bit analog value (±27648)

 

Channel LED signals

Flashing red light

Parameter assignment error on channel

Solid red light

Reading overflow/underflow or wire break

Flashing green light

Reading within overrange

Solid green light    

Channel configured, normal reading

 

Off 

Channel disabled or module not yet configured


  • Potential separation between the channels and to the backplane bus
  • Measuring ranges 0 ... 100 V, ±100 V adjustable per channel
  • Measuring resolution up to 15 bit + VZ
  • Diagnostic messages
  • Limit value alarms for each channel
  • Display of operating status and faults via two-color LED (blue/red)
  • Status display per channel via two-color LED (red/green)
  • 8 analog inputs for measuring voltage
  • 8 process input words
Download PDF datasheet
General information
Order number600-252-7DH21
Article nameAI 8x U, ±100 V, 0-100 V, Iso., 16 Bit
Scope of deliveryAI 8x U, ±100 V, 0-100 V, Iso., 16 Bit
WeightApprox. 110 g
Number of inputs8
Electrical isolation
from the backplane busYes
Between the channelsYes
InternalMax. 140 mA
Power dissipationMax. 1 W
Measuring ranges / load resistance0 … 10 V/2 MOhm, ±100 V/2 MOhm
Measuring methodIntegration
Measurement resolution15 bits + sign
Interference frequency suppressionDepending on the interference frequency suppression:
None: 3 ms | 400 Hz: 8 ms | 60 Hz: 51 ms | 50 Hz: 60 ms | 10 Hz: 160 ms
Refresh rate / conversion rateDepends on the interference frequency suppression setting being used:
None: 3 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), 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
Parameter configuration length44 Bytes
General error indicatorRed LED
CertificationsUL
UL508

Technical Documentation

 NameVersionSizeTags
TB20, Manual Modules 15 8 MBTB20, Manual Modules

Flyers

 NameVersionSizeTags
Flyer, TB20 IO-system for numerous applications 11-2017 4 MBTB20 IO-system for numerous applications
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* SIMATIC is a registered trademark of Siemens AG.