| General information |
| Product type designation | SM 1232, AQ 4x14 bit |
| Supply voltage |
| Rated value (DC) | 24 V |
| Input current |
| Current consumption, typ. | 45 mA |
| from backplane bus 5 V DC, typ. | 80 mA |
| Power loss |
| Power loss, typ. | 1.5 W |
| Analog outputs |
| Number of analog outputs | 4; Current or voltage |
| Output ranges, voltage |
| ● -10 V to +10 V | Yes |
| Output ranges, current |
| ● 0 to 20 mA | Yes |
| Load impedance (in rated range of output) |
| ● with voltage outputs, min. | 1 000 Ω |
| ● with current outputs, max. | 600 Ω |
| Cable length |
| ● shielded, max. | 100 m; shielded, twisted pair |
| Analog value generation for the outputs |
| Integration and conversion time/resolution per channel |
| ● Resolution with overrange (bit including sign), max. | 14 bit; Voltage: 14 bit; Current : 13 bit |
| Errors/accuracies |
| Temperature error (relative to output range), (+/-) | 25 °C ±0.3%, to 55 °C ±0.6% total measurement range |
| Basic error limit (operational limit at 25 °C) |
| ● Voltage, relative to output range, (+/-) | 0.3 % |
| ● Current, relative to output range, (+/-) | 0.3 % |
| Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency |
| ● Common mode voltage, max. | 12 V |
| Interrupts/diagnostics/status information |
| Alarms | Yes |
| Diagnostics function | Yes |
| Alarms |
| ● Diagnostic alarm | Yes |
| Diagnoses |
| ● Monitoring the supply voltage | Yes |
| ● Wire-break | Yes |
| ● Short-circuit | Yes |
| Diagnostics indication LED |
| ● for status of the outputs | Yes |
| ● for maintenance | Yes |
| Degree and class of protection |
| IP degree of protection | IP20 |
| 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 |
| Ecological footprint |
| ● environmental product declaration | Yes |
| Global warming potential |
| — global warming potential, (total) [CO2 eq] | 36.4 kg |
| — global warming potential, (during production) [CO2 eq] | 7.46 kg |
| — global warming potential, (during operation) [CO2 eq] | 29.1 kg |
| — global warming potential, (after end of life cycle) [CO2 eq] | -0.18 kg |
| Ambient conditions |
| Free fall |
| ● Fall height, max. | 0.3 m; five times, in product package |
| Ambient temperature during operation |
| ● min. | -20 °C |
| ● max. | 60 °C |
| ● horizontal installation, min. | -20 °C |
| ● horizontal installation, max. | 60 °C |
| ● vertical installation, min. | -20 °C |
| ● vertical installation, max. | 50 °C |
| Ambient temperature during storage/transportation |
| ● min. | -40 °C |
| ● max. | 70 °C |
| Air pressure acc. to IEC 60068-2-13 |
| ● Operation, min. | 795 hPa |
| ● Operation, max. | 1 080 hPa |
| ● Storage/transport, min. | 660 hPa |
| ● Storage/transport, max. | 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 |
| required front connector | Yes |
| Mechanics/material |
| Enclosure material (front) | |
| ● Plastic | Yes |
| Dimensions |
| Width | 45 mm |
| Height | 100 mm |
| Depth | 75 mm |
| Weights |
| Weight, approx. | 180 g |
| Approvals / Certificates |