About SIEMENS S7-1200 PLC MODULE 6ES7231-5PA30-0XB0

Data Sheet: 6ES7231-5PA30-0XB0

SIMATIC S7-1200 | SB 1231 RTD | 1 AI RTD (Pt100 / Pt1000)

General Information

• Product type designation: SB 1231, AI 116-bit RTD

Supply Voltage

• Rated value (DC): 24 V

Input Current

• Current consumption (typ.): 5 mA

• From backplane bus (5 V DC): 20 mA

Power Loss

• Typical: 0.5 W

Analog Inputs

• Number of inputs: 1 (RTD Resistance Thermometer)

• Maximum permissible input voltage (destruction limit): 35 V

• Temperature unit adjustable: C / F

Supported Input Types

• Voltage: Yes

• Current: No

• Thermocouple (TC): No

• RTD (Platinum): Yes (Pt)

• Resistance: 150 , 300 , 600

Input Ranges (Voltage)

• Range: 80 mV to +80 mV

• Input resistance: 10 M

Input Ranges (RTD Resistance Thermometer)

• Pt100 Input resistance: 100

• Pt1000 Input resistance: 1000

• Pt200 Input resistance: 200

• Pt500 Input resistance: 500

Input Ranges (Resistance)

• 0150 : Yes

• 0300 : Yes

• 0600 : Yes

Thermocouple

• Temperature compensation parameterizable: No

Analog Outputs

• Number of outputs: 0

Cable Length

• Shielded, twisted pair: max. 100 m

Analog Value Generation

• Measurement principle: Integrating

• Resolution: 15-bit + sign

• Integration time parameterizable: No

• Interference suppression: 85 dB at 10 / 50 / 60 / 400 Hz

Errors / Accuracies

• Temperature error:

  • At 25 C: 0.1%

  • At up to 55 C: 0.2%

• Repeat accuracy at 25 C: 0.05%

• Common mode interference: 120 dB

Diagnostics / Status

• Alarms: Yes

• Diagnostic functions: Yes (readout capability)

• Diagnostic alarm: Yes

• Wire break detection: Yes

• LEDs:

  • Input status: Yes

  • Maintenance: Yes

Standards / Approvals

CE, CSA, UL, cULus, FM, RCM, KC, Marine approval: Yes

Ambient Conditions

Operation

• Temperature: 20 C to +60 C

• Vertical installation max: 50 C

• Relative humidity (25C, no condensation): 95%

Storage / Transport

• Temperature: 40 C to +70 C

Air Pressure

• Operation: 7951080 hPa

• Storage/transport: 6601080 hPa

Pollutant Concentration

• SO < 0.5 ppm

• HS < 0.1 ppm

• RH < 60%, no condensation

Connection Method

• Requires front connector

Mechanics / Material

• Front enclosure: Plastic

Dimensions

• Width: 38 mm

• Height: 62 mm

• Depth: 21 mm

Weight

• Approx.: 35 g 

Technical Details