品牌：SIEMENS/西门子 系列：西门子S7-1200安全数字量输入输出模块 型号：6ES7231-5QA30-0XB0 6ES7274-1XF30-0XA0 6ES7223-1BH32-0XB0 6ES7231-5QD32-0XB0 6ES7231-5QF32-0XB0 工作电压：24V
SIMATIC S7-1200, Analog input, SB 1231 TC, 1 AI thermocouples Type J or K
| General information | |
| Product type designation | SB 1231, AI 1x16 bit TC |
| Supply voltage | |
| Rated value (DC) | 24 V |
| Input current | |
| Current consumption, typ. | 5 mA |
| from backplane bus 5 V DC, typ. | 20 mA |
| Power loss | |
| Power loss, typ. | 0.5 W |
| Analog inputs | |
| Number of analog inputs | 1; Thermocouples |
| permissible input voltage for current input (destruction | ±35 V |
| limit), max. | |
| permissible input voltage for voltage input (destruction | ±35 V |
| limit), max. | |
| Technical unit for temperature measurement adjustable | Degrees Celsius/degrees Fahrenheit |
| Input ranges | |
| ● Voltage | Yes |
| ● Current | No |
| ● Thermocouple | Yes; J, K, T, E, R & S, B, N, C, TXK/XK(L); voltage range: ±80 mV |
| ● Resistance thermometer | No |
| ● Resistance | No |
| Input ranges (rated values), voltages | |
|
● -80 mV to +80 mV — Input resistance (-80 mV to +80 mV) |
Yes ≥1 MOhm |
| Input ranges (rated values), thermocouples | |
| ● Type J | Yes |
| — Input resistance (type J) | 1 200 °C |
| ● Type K | Yes |
| — Input resistance (Type K) | 1 372 °C |
| Thermocouple (TC) | |
| Temperature compensation | |
| — parameterizable | No |
| Analog outputs | |
| Number of analog outputs | 0 |
| Cable length | |
| ● shielded, max. | 100 m; shielded, twisted pair |
| Analog value generation for the inputs | |
| Measurement principle | integrating |
| Integration and conversion time/resolution per channel | |
|
● Resolution with overrange (bit including sign), max. ● Integration time, parameterizable ● Interference voltage suppression for interference frequency f1 in Hz |
15 bit; + sign No 85 dB at 10 / 50 / 60 / 400 Hz |
| Smoothing of measured values | |
| ● parameterizable | Yes |
| Errors/accuracies | |
| Temperature error (relative to input range), (+/-) | 25 °C ±0.1%, to 55 °C ±0.2% total measurement range |
| Repeat accuracy in steady state at 25 °C (relative to output range), (+/-) | 0.50% |
| Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency | |
| ● Common mode interference, min. | 120 dB |
| Interrupts/diagnostics/status information | |
| Alarms | Yes |
| Diagnostics function | Yes; Can be read out |
| Alarms | |
| ● Diagnostic alarm | Yes |
| Diagnoses | |
| ● Wire-break | Yes |
| Diagnostics indication LED | |
|
● for status of the inputs ● for maintenance |
Yes Yes |
| Standards, approvals, certificates | |
| CE mark | Yes |
| CSA approval | Yes |
| UL approval | Yes |
| cULus | Yes |
| FM approval | Yes |
| RCM (formerly C-TICK) | Yes |
| KC approval | Yes |
| Marine approval | Yes |
| Ambient conditions | |
| Free fall | |
| ● Fall height, max. | 0.3 m; five times, in product package |
| Ambient temperature during operation | |
|
● min. ● max. ● horizontal installation, min. ● horizontal installation, max. ● vertical installation, min. ● vertical installation, max. |
-20 °C 60 °C -20 °C 60 °C -20 °C 50 °C |
| Ambient temperature during storage/transportation | |
|
● min. ● max. |
-40 °C 70 °C |
| Air pressure acc. to IEC 60068-2-13 | |
|
● Operation, min. ● Operation, max. ● Storage/transport, min. ● Storage/transport, max. |
795 hPa 1 080 hPa 660 hPa 1 080 hPa |
| Relative humidity | |
| ● Operation at 25 ℃ without condensation, max. | 95 % |
| Pollutant concentrations | |
| ● SO2 at RH < 60% without condensation | S02: < 0.5 ppm; H2S: < 0.1 ppm; RH < 60% condensation-free |
| connection method / header | |
| required front connector | Yes |
| Mechanics/material | |
|
Enclosure material (front) ● Plastic |
Yes |
| Dimensions | |
| Width | 38 mm |
| Height | 62 mm |
| Depth | 21 mm |
| Weights | |
| Weight, approx. | 35 g |
| 6ES7214-1AF40-0XB0 | 6ES7212-1AE40-0XB0 | 6ES7214-1HF40-0XB0 |
| 6ES7212-1HF40-0XB0 | 6ES7212-1AF40-0XB0 | 6ES7215-1HF40-0XB0 |
| 6ES7215-1AF40-0XB0 | 6ES7211-1HE40-0XB0 | 6ES7212-1BE40-0XB0 |
| 6ES7212-1HE40-0XB0 | 6ES7211-1BE40-0XB0 | 6ES7211-1AE40-0XB0 |
| 6ES7212-1HF42-4YB1 | 6ES7217-1AG40-0XB0 | 6ES7215-1HG40-0XB0 |
| 6ES7215-1AG40-0XB0 | 6ES7214-1BG40-0XB0 | 6ES7214-1HG40-0XB0 |
| 6ES7212-1HF41-4YB1 | 6ES7214-1AG40-0XB0 | 6ES7215-1BG40-0XB0 |
