Siemens 6ES7321-1BH02-0AA0
The Siemens 6ES7321-1BH02-0AA0 is an input module designed to operate with a nominal load voltage of 24V. It supports a voltage range of 20.4 to 28.8 VDC, providing flexibility in various applications. This module features 16 digital inputs and operates within defined electrical parameters.
This Siemens 6ES7321-1BH02-0AA0 is supplied brand new by PartLogic for machine control, process automation, industrial communication, equipment maintenance and replacement applications. It forms part of our Industrial automation > Plc controllers > Io modules range and is referenced internally as PartLogic SKU PL26801717077.
Before ordering, please confirm the manufacturer part number, product specifications and compatibility with your existing equipment. If you are replacing a failed, obsolete or hard-to-find part, contact PartLogic and we can help check suitability or source related components.
| Rated value (DC) | 24 V |
| permissible range, lower limit (DC) | 20.4 V |
| permissible range, upper limit (DC) | 28.8 V |
| from backplane bus 5 V DC, max. | 10 mA |
| Power loss, typ. | 3.5 W |
| Number of digital inputs | 16 |
| Input characteristic curve in accordance with IEC 61131, type 1 | Yes |
| — up to 40 °C, max. | 16 |
| — up to 60 °C, max. | 16 |
| Type of input voltage | DC |
| for signal "0" | -30 to +5 V |
| for signal "1" | 13 to 30V |
| for signal "1", typ. | 7 mA |
| — parameterizable | No |
| — at "0" to "1", min. | 1.2 ms |
| — at "0" to "1", max. | 4.8 ms |
| — at "1" to "0", min. | 1.2 ms |
| — at "1" to "0", max. | 4.8 ms |
| shielded, max. | 1 000 m |
| unshielded, max. | 600 m |
| 2-wire sensor | Yes |
| — permissible quiescent current (2-wire sensor), max. | 1.5 mA |
| Alarms | No |
| Diagnostics function | No |
| Diagnostic alarm | No |
| Hardware interrupt | No |
| Status indicator digital input (green) | Yes |
| between the channels | No |
| between the channels, in groups of | 16 |
| between the channels and backplane bus | Yes; Optocoupler |
| Isolation tested with | 500 V DC |
| required front connector | 20-pin |
| Width | 40 mm |
| Height | 125 mm |
| Depth | 120 mm |
| Weight, approx. | 200 g |
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