Analog-input-module, I, 16 Bit, Iso.
2x
Analog input modules for the modular fieldbus IO system TB20.
Note: Individual modules cannot be combined with IO systems from other manufacturers.
The scope of delivery already includes the appropriate front connector for the cabling and a base module. The module has 2 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
- 2 analog inputs for measuring current
- 2 process input words
General information
- Order number600-250-7BB01
- Article nameAI 2 x I, 0/4-20 mA, ±20 mA, Iso., 16 bit
- Scope of deliveryAI 2 x I, 0/4-20 mA, ±20 mA, Iso., 16 bit
- Dimensions (DxWxH)110 x 14 x 73 mm
- WeightApprox. 70 g
- Number of inputs2
- Power dissipationMax. 1 W
- Parameter configuration length14 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"
| Name | Version | Size |
| TB20, Manual Modules | 15 | 8 MB |
| Name | Version | Size |
| Flyer, TB20 IO-system for numerous applications | 08-2022 | 6 MB |
| Name | Version | Size |
| AI 2 x I, 0/4-20 mA, ±20 mA, Iso., 16 Bit, STEP Files | 3 MB |