AMIKON LIMITED
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Place of Origin:
Germany
Brand Name:
Siemens
Model Number:
6ES7407-0DA01-0AA0
| Rack | No. of Slots | Available Buses | Application | Characteristics |
|---|---|---|---|---|
| UR1 | 18 | I/O bus, Communication bus | CR or ER | Rack for all module types in the S7-400 |
| UR2 | 9 | I/O bus, Communication bus | CR or ER | Rack for all module types in the S7-400 |
| ER1 | 18 | Restricted I/O bus | ERs | Racks for signal modules (SMs), receive IMs, and all power supply modules. The I/O bus has the following restrictions: • Interrupts from modules have no effect because no interrupt lines exist. • Modules are not supplied with 24 V, i.e., modules requiring 24 V cannot be used. • Modules are neither backed up by the battery in the power supply module nor by voltage applied externally to the CPU or receive IM (EXT.BATT. socket). |
| ER2 | 9 | Restricted I/O bus | ERs | Same as ER1 restrictions |
| CR2 | 18 | I/O bus, segmented, Communication bus, continuous | Segmented CR | Rack for all module types in the S7-400 except receive IMs. The I/O bus is subdivided into 2 I/O bus segments of 10 and 8 slots respectively. |
| CR3 | 4 | I/O bus, Communication bus | CR in standard systems | Rack for all S7-400 module types except IMs. CPUs 41x-H only in stand-alone operation. |
| UR2-H | 2*9 | I/O bus, segmented, Communication bus, segmented | Subdivided CR or ER for compact installation of a fault-tolerant system | Rack for all S7-400 modules except send IMs. The I/O bus and communication bus are divided into 2 bus segments, each with 9 slots. |
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