General information | | | | |
Product type designation | CM 1241 RS232 | CM 1241 RS232 | CM 1241 RS422/485 | CM 1241 RS422/485 |
Supply voltage | | | | |
Rated value (DC) | | | | |
| Yes | Yes | Yes | Yes |
Input current | | | | |
Current consumption, max. | 220 mA; From L5+; logic | 220 mA; From L5+; logic | | |
Power loss | | | | |
Power loss, typ. | 1.1 W | 1.1 W | 1.2 W | 1.2 W |
Interfaces | | | | |
Number of interfaces | 1 | 1 | 1 | 1 |
Interface physics, RS 232C (V.24) | Yes | Yes | | |
Interface (physical) RS 422/485 (X.27) | | | Yes | Yes |
Point-to-point | | | | |
| 10 m | 10 m | 1 000 m | 1 000 m |
Integrated protocol driver | | | | |
| | | Yes; Available as library function | Yes; Available as library function |
| | | Yes; Available as library function | Yes; Available as library function |
Standards, approvals, certificates | | | | |
CE mark | Yes | Yes | Yes | |
Ambient conditions | | | | |
Free fall | | | | |
| 0.3 m; five times, in product package | 0.3 m; five times, in product package | 0.3 m; five times, in product package | 0.3 m; five times, in product package |
Ambient temperature during operation | | | | |
| -20 °C; = Tmin; Startup @ 0 °C | -40 °C; = Tmin; Startup @ -25 °C | -20 °C; = Tmin; Startup @ 0 °C | -40 °C; = Tmin; Startup @ -25 °C |
| 60 °C | 70 °C; = Tmax | 60 °C; = Tmax | 70 °C; Tmax > 60 °C, derating: Max. one module may be configured; this module must be the last module on the CM bus; minimum clearance on the left side of at least 45 mm |
Extended ambient conditions | | | | |
| Tmin ... Tmax at 1080 hPa ... 795 hPa (-1000 m ... +2000 m) // Tmin ... (Tmax - 10K) at 795 hPa ... 658 hPa (+2000 m ... +3500 m) // Tmin ... (Tmax - 20K) at 658 hPa ... 540 hPa (+3500 m ... +5000 m) | Tmin ... Tmax at 1080 hPa ... 795 hPa (-1000 m ... +2000 m) // Tmin ... (Tmax - 10K) at 795 hPa ... 658 hPa (+2000 m ... +3500 m) // Tmin ... (Tmax - 20K) at 658 hPa ... 540 hPa (+3500 m ... +5000 m) | Tmin ... Tmax at 1080 hPa ... 795 hPa (-1000 m ... +2000 m) // Tmin ... (Tmax - 10K) at 795 hPa ... 658 hPa (+2000 m ... +3500 m) // Tmin ... (Tmax - 20K) at 658 hPa ... 540 hPa (+3500 m ... +5000 m) | Tmin ... Tmax at 1080 hPa ... 795 hPa (-1000 m ... +2000 m) // Tmin ... (Tmax - 10K) at 795 hPa ... 658 hPa (+2000 m ... +3500 m) // Tmin ... (Tmax - 20K) at 658 hPa ... 540 hPa (+3500 m ... +5000 m) |
Relative humidity | | | | |
| 100 %; RH incl. condensation/frost (no commissioning under condensation conditions) | 100 %; RH incl. condensation/frost (no commissioning under condensation conditions) | 100 %; RH incl. condensation/frost (no commissioning under condensation conditions) | 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 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 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 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 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 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 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 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 3S4 incl. sand, dust. The supplied connector covers must remain on 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 3S4 incl. sand, dust. The supplied connector covers must remain on the unused interfaces during operation! | Yes; Class 3S4 incl. sand, dust. The supplied connector covers must remain on the unused interfaces during operation! |
Dimensions | | | | |
Width | 30 mm | 30 mm | 30 mm | 30 mm |
Height | 100 mm | 100 mm | 100 mm | 100 mm |
Depth | 75 mm | 75 mm | 75 mm | 75 mm |
Weights | | | | |
Weight, approx. | 150 g | 150 g | 155 g | 155 g |