Product information
Overview
Applications
- Controlled positioning: Supports controlled positioning.
- PID control: Supports PID controller functions.
- Frequency measurement: Supports frequency measurement with counters.
Key Features
- Integrated I/O: Has 6 digital inputs, including 3 usable for HSC functions, 4 relay digital outputs, and 2 analog inputs for 0 to +10 V measurement.
- Power supply: Rated supply is 24 V DC, with a permissible range of 20.4 V to 28.8 V.
- PROFINET interface: Has 1 isolated PROFINET interface with RJ 45 connection, automatic transmission-rate detection, autonegotiation and autocrossing.
- Memory: Has 30 kbyte integrated work memory, 1 Mbyte integrated load memory, and 10 kbyte maximum retentive data area.
- Processing performance: Typical CPU processing times are 0.085 μs per instruction for bit operations, 1.7 μs per instruction for word operations, and 2.5 μs per instruction for floating point arithmetic.
- Protection and diagnostics: Protection degree is IP20. A diagnostic buffer, forcing, and status/control of inputs, outputs, memory bits, DBs, distributed I/Os, timers and counters are supported.
Technical Summary
| Product type | CPU 1211C DC/DC/relay |
|---|---|
| Digital inputs | 6; 3 usable for HSC |
| Digital outputs | 4; relays |
| Analog inputs | 2; 0 to +10 V |
| Analog outputs | 0 |
| Supply | 24 V DC; 20.4 V to 28.8 V permissible range |
| PROFINET interfaces | 1 |
| Programming package | STEP 7 V11 SP2 or higher |
| Work memory | 30 kbyte |
| Load memory | 1 Mbyte |
| Protection degree | IP20 |
Frequently Asked Questions
What is the exact product type of Siemens 6ES7211-1HE31-0XB0?
It is a CPU 1211C DC/DC/relay compact CPU.
How many onboard I/O points does this CPU have?
It has 6 digital inputs, 4 relay digital outputs, and 2 analog inputs. It has no analog outputs.
What supply range does the CPU support?
The rated supply is 24 V DC, with a permissible range of 20.4 V to 28.8 V.
Which interface and programming package are supported?
It has 1 PROFINET interface and supports STEP 7 V11 SP2 or higher.
What information should I include for a quotation?
Send the required quantity, destination, requested date, and project-list context for verification.
