TB20 AO, 12 Bit, I

Parameters for the module

  • Diagnostic alarm: On | Off
  • Representation values: SIMATIC* S7 | SIMATIC* S5

 

Parameters for each channel

  • Wire break detection: On | Off
  • Output range: 0 … 20 mA | 4 … 20 mA
  • Substitute value functionality: Outputs de-energized | Retain last value | Apply substitute value
  • Substitute value: 16 bit analog value (?27648)
  • Output range 0 ... 20 mA, 4 ... 20 mA
  • Resolution 11 bit + sign
  • Substitute value functionality
  • Diagnostic messages
  • A bi-color LED (blue/red) indicates the module operating status and any malfunctions
Output ranges 0 … 20 mA, 4 … 20 mA
Electrical isolation
from the backplane busYes
Between the channelsNo
Current draw
ExternalMax. 100 mA
InternalMax. 26 mA
Power dissipationMax. 3 W
Connection for actuators2-wire connection
Load resistanceMax. 600 ohms
Inductive loadMax. 100 mH
No-load voltagemax. 18 V
Measurement resolution12 bits
Refresh time0.2 ms
Settling time0.2 ms for resistive loads, 2.2 ms for capacitive loads, 0.5 ms for inductive loads (<=1 mH), 3.3 ms for inductive loads (<=3.3 mH)
Diagnoses External reference voltage missing (L+), wire break, parameter assignment error
Process alarmsUpper and lower limit per channel
Error limits
Operational error limit in the entire temperature range±0.5 % relative to the nominal range
Basic error limit at 25 °C±0.3 % 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 13 bytes
General error indicatorRed LED
Hot-swap capableYes

Omschrijving

Bestelnummer

AO 2x I, 0/4-20 mA, 12 Bit600-260-4AB01
AO 4x I, 0/4-20 mA, 12 Bit600-260-4AD01
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