| Customization: | Available |
|---|---|
| Task: | Collect |
| Structure: | Closed-Loop |
|
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The SM 1231 RTD modules enable temperatures to be measured with high precision using established resistance temperature detectors.
The SM 1231 RTD modules exhibit the same structural features as the other modules of the S7-1200 series:
| SIMATIC S7-1200, Analog input, SM 1231 RTD, 4xAI RTD module | |||
| General information | |||
| Product type designation | SM 1231, AI 4x16 bit RTD | ||
| Supply voltage | |||
| Rated value (DC) | 24 V | ||
| Input current | |||
| Current consumption, typ. | 40 mA | ||
| from backplane bus 5 V DC, typ. | 80 mA | ||
| Power loss | |||
| Power loss, typ. | 1.5 W | ||
| Analog inputs | |||
| Number of analog inputs | 4; Resistance thermometer | ||
| permissible input voltage for voltage input (destruction limit), max. | ±35 V | ||
| Technical unit for temperature measurement adjustable | Degrees Celsius/degrees Fahrenheit | ||
| Input ranges | |||
|
No | ||
|
No | ||
|
No | ||
|
Yes; Resistance-type transmitter: Pt10, Pt50, Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni200, Ni500, Ni1000, Cu10, Cu50, Cu100, LG- Ni1000 | ||
|
Yes; 150 Ω, 300 Ω, 600 Ω | ||
| Input ranges (rated values), resistance thermometer | |||
|
Yes | ||
| 10 ohm | |||
| Yes | |||
| 100 ohm | |||
| Yes | |||
| 1 000 ohm | |||
| Yes | |||
| 1 000 ohm | |||
| Yes | |||
| 120 ohm | |||
| Yes | |||
| 200 ohm | |||
| Yes | |||
| 500 ohm | |||
| Yes | |||
| 100 ohm | |||
| Yes | |||
- Input resistance (Pt 1000)
|
1 000 ohm Yes 200 ohm Yes 500 ohm |
||
| Input ranges (rated values), resistors | |||
|
Yes Yes Yes |
||
| Thermocouple (TC) | |||
| Temperature compensation | |||
| - parameterizable | No | ||
| Analog value generation for the inputs | |||
| Measurement principle | integrating | ||
| Integration and conversion time/resolution per channel | |||
|
15 bit; + sign No 85 dB at 50 / 60 / 400 Hz |
||
| Errors/accuracies | |||
| Temperature error (relative to input range), (+/-) | 25 °C ±0.1%, to 55 °C ±0.2% total measurement range 0.05 % |
||
| Repeat accuracy in steady state at 25 °C (relative to output range), (+/-) | |||
| Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency | |||
|
120 dB | ||
| Interrupts/diagnostics/status information | |||
| Alarms | Yes Yes; Can be read out |
||
| Diagnostics function | |||
| Alarms | |||
|
Yes | ||
| Diagnoses | |||
|
Yes Yes |
||
| Diagnostics indication LED | |||
|
Yes Yes |
||
| Degree and class of protection | |||
| IP degree of protection | IP20 | ||
| Ambient conditions | |||
| Free fall | |||
|
0.3 m; five times, in product package | ||
| Ambient temperature during operation | |||
|
-20 °C 60 °C -20 °C 60 °C -20 °C 50 °C |
||
| Ambient temperature during storage/transportation | |||
|
-40 °C 70 °C |
||
| Air pressure acc. to IEC 60068-2-13 | |
|
795 hPa 1 080 hPa 660 hPa 1 080 hPa |
| Relative humidity | |
|
95 % |
| Pollutant concentrations | |
|
S02: < 0.5 ppm; H2S: < 0.1 ppm; RH < 60% condensation-free |
| connection method / header | |
| required front connector | Yes |
| Mechanics/material | |
Enclosure material (front)
|
Yes |
| Dimensions | |
| Width | 45 mm 100 mm 75 mm |
| Height | |
| Depth | |
| Weights | |
| Weight, approx. | 220 g |
| Shenzhen Aimiqu Technology Co., Ltd. |
Shenzhen Aimiqu Technology Co., Ltd. was established in 2016 and is located in Bao'an District, Shenzhen. The company has professional technical personnel, focusing on the development and practice of automation, digitalization, networking and intelligence in the industrial field. Shenzhen Aimiqu is a factory specializing in production & sales & research in electric cabinet. And Shenzhen Aimiqu is a specializing in sales original PLC&pneumatic products & Industrial Control Instrumentation including Siemens,Fairchild and ST etc and related accessories . In PLC&Pump Valve & Pneumatic industry&Industrial Control Instrumentation has a strong popularity and good reputation,and provide professional customized services(Our main business is according to customer dr... |
| 1.Who we are We focus on the PLC, instrument and transmitters industry, mainly selling world-famous PLC,instrument and transmitters brands 2.Our advantage We have been in the industry for many years, and we have strong supply chain relationships and large inventories, with great price advantages. I will try my best to give you the best price,prove that we are sincere. 3.Our Service Purpose We want to build a long-term stable relationship, not a one-off business, to achieve a win-win goal 4.Lead-Time Depending on thr model and quantity you need.So please tell us what you need now 5.Can't find the model you need? We have only shown some models,If the model you need is not found here,please contact us |
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