| General information |
|
| Product type designation |
SM 1226 F-DQ 4x 24 VDC |
| Supply voltage |
|
| permissible range, lower limit (DC) |
20.4 V |
| permissible range, upper limit (DC) |
28.8 V |
| power supply according to NEC Class 2 required |
No |
| Input current |
|
| from backplane bus 5 V DC, max. |
125 mA |
| Digital outputs |
|
| ● from load voltage L+, max. |
170 mA |
| Power loss |
|
| Power loss, typ. |
8 W |
| Digital outputs |
|
| Number of digital outputs |
4 |
| ● in groups of |
1 |
| Short-circuit protection |
Yes |
| Switching capacity of the outputs |
|
| ● with resistive load, max. |
30 Hz |
| ● on lamp load, max. |
10 Hz |
| Output voltage |
|
| ● Rated value (DC) |
24 V |
| Output current |
|
| ● for signal "1" rated value |
2 A |
| ● for signal "1" permissible range, max. |
10 mA to 2.4 A |
| ● for signal "0" residual current, max. |
P-switch: 0.5 mA, maximum; M-switch: 0.5 mA, maximum |
| Cable length |
|
| ● shielded, max. |
200 m |
| ● unshielded, max. |
200 m |
| Interrupts/diagnostics/status information |
|
| Diagnostics indication LED |
|
| ● for status of the outputs |
Yes |
| Degree and class of protection |
|
| IP degree of protection |
IP20 |
| Standards, approvals, certificates |
|
| CE mark |
Yes |
| cULus |
Yes |
| FM approval |
Yes |
| Highest safety class achievable in safety mode |
|
| ● Performance level according to ISO 13849-1 |
Category 4, PL e |
| ● SIL acc. to IEC 61508 |
SIL 3 |
| Probability of failure (for service life of 20 years and repair time of 100 hours) |
|
| — Low demand mode: PFDavg in accordance with SIL3 |
< 1.00E-05 |
| — High demand/continuous mode: PFH in accordance with SIL3 |
< 4.00E-09 |
| Ambient conditions |
|
| Free fall |
|
| ● Fall height, max. |
0.3 m; five times, in product package |
| Ambient temperature during operation |
|
| ● min. |
0 °C |
| ● max. |
55 °C |
| ● permissible temperature change |
5°C to 55°C, 3°C / minute |
| Ambient temperature during storage/transportation |
|
| ● min. |
-40 °C |
| ● max. |
70 °C |
| Air pressure acc. to IEC 60068-2-13 |
|
| ● Storage/transport, min. |
660 hPa |
| ● Storage/transport, max. |
1 080 hPa |
| Relative humidity |
|
| ● Operation at 25 ℃ without condensation, max. |
95 % |
| Mechanics/material |
|
| Enclosure material (front) |
|
| ● plastic |
Yes |
| Dimensions |
|
| Width |
70 mm |
| Height |
100 mm |
| Depth |
75 mm |
| Weights |
|
| Weight, approx. |
270 g |
