AI, 16 Bit, I

AI 2 x I, 0/4-20 mA, ±20 mA, Iso., 16 Bit
AI 2 x I, 0/4-20 mA, ±20 mA, Iso., 16 Bit

AI 2 x I, 0/4-20 mA, ±20 mA, 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

  • 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)

 

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


  • 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
  • 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
  • 2 analog inputs for measuring current
  • 2 process input words
Download PDF datasheet
General information
Order number 600-250-7BB01
Article name AI 2 x I, 0/4-20 mA, ±20 mA, Iso., 16 bit
Scope of delivery AI 2 x I, 0/4-20 mA, ±20 mA, Iso., 16 bit
Dimensions (DxWxH) 110 x 14 x 73 mm
Weight Approx. 70 g
Number of inputs 2
Electrical isolation
from the backplane bus Yes
Between the channels Yes
Current draw
External Not needed
Internal Max. 140 mA
Power dissipation Max. 1 W
Measuring ranges / load resistance 0 ... 20 mA / 50 ohms, 4 ... 20 mA / 50 ohms, ±20 mA / 50 ohms
Measuring method Integration
Measurement resolution 15 bits + sign
Values presentation SIMATIC* S7 | SIMATIC* S5 | INT16
Interference frequency suppression None | 10 Hz | 50 Hz | 60 Hz | 400 Hz
Refresh rate / conversion rate The 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
Diagnoses Upper measuring range limit exceeded (overflow), Lower measuring range limit fallen below (underflow), Wire break (for 4 ... 20 mA only), Parameter assignment error
Process alarms Upper 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 length 14 bytes
General error indicator Red LED
Hot-swap capable Yes
Ambient conditions
Ambient temperature 0 °C … +60 °C
Transport and storage temperature -20 °C … +80 °C
Relative air humidity 95 % r H without condensation
Protection rating IP 20
Certifications CE, UL
UL
Surrounding Air Temperature 0 °C … +60°C
Pollution degree 2
CE
Noise immunity DIN EN 61000-6-2 “EMC Immunity”
Interference emission DIN EN 61000-6-4 “EMC Emission”
Vibration and shock resistance DIN EN 60068-2-6:2008 „Vibration“, DIN EN 60068-2-27:2010 „Shock"
RoHS Yes
REACH Yes

Technical Documentation

 Name Version Size Tags
TB20, Manual Modules 15 8 MB

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