General information | |
Product type designation | SM 1231 RTD 4x16bit |
Supply voltage | |
Rated value (DC) | |
| Yes |
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 current 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 ?, 300 ?, 600 ? |
Input ranges (rated values), resistance thermometer | |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
Input ranges (rated values), resistors | |
| Yes |
| Yes |
| Yes |
Thermocouple (TC) | |
Temperature compensation | |
| No |
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), (+/-) | 0.05 % |
Interrupts/diagnostics/status information | |
Alarms | Yes |
Diagnostic functions | Yes; Can be read out |
Alarms | |
| Yes |
Diagnostic messages | |
| Yes |
| Yes |
Degree and class of protection | |
Degree of protection acc. to EN 60529 | |
| Yes |
Standards, approvals, certificates | |
CE mark | Yes |
Railway application | |
| Yes |
| Yes |
| Yes; OVC II, PD2 |
| Yes; Class Ax up to 2 000 m above sea level |
| Yes; Class Ax up to 2 000 m above sea level |
| Yes; track-side use 1 - 3 m next to track bed |
| Yes; T1 Category 1 Class A/B ST2 horizontal mounting position |
| Yes; Category 1 Class B |
| Yes; Verification on request |
Ambient conditions | |
Free fall | |
| 0.3 m; five times, in product package |
Ambient temperature during operation | |
| -25 °C |
| 60 °C; = Tmax; +70 °C for 10 minutes (T1 acc. to EN 50155) for horizontal mounting position |
Extended ambient conditions | |
| Tmin ... Tmax at 1080 hPa ... 795 hPa (-1000 m ... +2000 m) |
Relative humidity | |
| 100 %; RH incl. condensation/frost (no commissioning under condensation conditions) |
Resistance | |
| Yes; Class 3B2 mold, fungus and dry rot spores (with the exception of fauna). The supplied connector covers must remain on the unused interfaces during operation! |
| Yes; Class 5B2 mold and fungal spores (excluding fauna). The supplied plug covers must remain in place over the unused interfaces during operation! |
| Yes; Class 3C4 (RH < 75%) incl. salt spray according to EN 60068-2-52 (degree of severity 3). The supplied connector covers must remain on the unused interfaces during operation! |
| Yes; Class 5C3 (RH < 75%) including salt spray according to EN 50155 (ST2). The supplied plug covers must remain in place over the unused interfaces during operation! |
| Yes; Class 3S4 incl. sand, dust. The supplied connector covers must remain on the unused interfaces during operation! |
| Yes; Class 5S3 including sand and dust. The supplied plug covers must remain in place over the unused interfaces during operation! |
Connection method | |
required front connector | Yes |
Mechanics/material | |
Enclosure material (front) | |
| Yes |
Dimensions | |
Width | 45 mm |
Height | 100 mm |
Depth | 75 mm |
Weights | |
Weight, approx. | 220 g |
Other | |
Note: | For use in railway applications, also observe the product information "SIPLUS extreme RAIL" A5E37661960A Online Support article 109736776 |