| Article number | 6ES7334-0CE01-0AA0 | 6ES7334-0KE00-0AB0 |
| SM334, 4AI, 2AO, non isolated | SM334, 4AI/2AO, 0-10V f.PT100 |
| Supply voltage |
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| Load voltage L+ |
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● Rated value (DC) | 24 V | 24 V |
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● Reverse polarity protection |
| Yes |
| Input current |
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| from supply and load voltage L+ (without load), max. | 110 mA | 80 mA |
| from backplane bus 5 V DC, max. | 55 mA | 60 mA |
| Power loss |
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| Power loss, typ. | 3 W | 2 W |
| Analog inputs |
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| Number of analog inputs | 4 | 4 |
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● For voltage measurement | 4 | 2 |
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● For resistance measurement |
| 4 |
| permissible input voltage for voltage input (destruction limit), max. | 20 V | 20 V; continuous; 75 V for max. 1 s (mark to space ratio 1:20) |
| permissible input current for current input (destruction limit), max. | 40 mA |
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| Constant measurement current for resistance-type transmitter, typ. |
| 490 µA; at PT100 (490 µA), at 10 kOhm (105 µa) |
| Cycle time (all channels) max. | 5 ms | 85 ms |
| Input ranges |
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● Voltage | Yes | Yes |
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● Current | Yes | No |
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● Thermocouple | No | No |
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● Resistance thermometer | No | Yes |
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● Resistance | No | Yes |
| Input ranges (rated values), voltages |
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● 0 to +10 V | Yes | Yes |
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— Input resistance (0 to 10 V) | 100 kΩ | 100 kΩ |
| Input ranges (rated values), currents |
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● 0 to 20 mA | Yes |
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— Input resistance (0 to 20 mA) | 50 Ω |
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| Input ranges (rated values), resistance thermometer |
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● Pt 100 |
| Yes; only climatic range |
| Input ranges (rated values), resistors |
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● 0 to 10000 ohms |
| Yes |
| Characteristic linearization |
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● parameterizable |
| Yes |
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— for resistance thermometer |
| Pt100 (climate) |
| Cable length |
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● shielded, max. | 200 m | 100 m |
| Analog outputs |
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| Number of analog outputs | 2 | 2 |
| Voltage output, short-circuit protection | Yes | Yes |
| Voltage output, short-circuit current, max. | 11 mA | 30 mA |
| Current output, no-load voltage, max. | 15 V |
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| Output ranges, voltage |
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● 0 to 10 V | Yes | Yes |
| Output ranges, current |
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● 0 to 20 mA | Yes |
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| Load impedance (in rated range of output) |
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● with voltage outputs, min. | 5 kΩ | 2.5 kΩ |
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● with voltage outputs, capacitive load, max. | 1 µF | 1 µF |
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● with current outputs, max. | 300 Ω |
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● with current outputs, inductive load, max. | 1 mH |
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| Cable length |
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● shielded, max. | 200 m | 100 m |
| Analog value generation for the inputs |
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| Integration and conversion time/resolution per channel |
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● Resolution with overrange (bit including sign), max. | 8 bit | 12 bit |
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● Integration time, parameterizable | No | Yes |
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● Integration time (ms) |
| 16,67 / 20 ms |
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● Interference voltage suppression for interference frequency f1 in Hz |
| 50 / 60 Hz |
| Analog value generation for the outputs |
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| Integration and conversion time/resolution per channel |
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● Resolution with overrange (bit including sign), max. | 8 bit | 12 bit |
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● Conversion time (per channel) | 500 µs | 500 µs |
| Settling time |
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● for resistive load | 0.3 ms | 0.8 ms |
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● for capacitive load | 3 ms | 0.8 ms |
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● for inductive load | 0.3 ms |
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