Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Module type | DI 32x24VDC BA |
| Digital inputs | 32 |
| Input voltage, rated (DC) | 24 V |
| Signal 0 input voltage | -30 to +5 V |
| Signal 1 input voltage | +11 to +30V |
| Typical input delay | 3.2 ms |
| Input separation | Channels separated from the backplane bus; channels not separated from each other |
| Front connector | Push-in |
| Power consumption from backplane bus | 1.05 W |
| Product lifecycle | Active Product |
Applications
- Digital signal acquisition: Acquires digital input signals through 32 freely usable digital inputs.
Key Features
- 32 digital inputs: DI 32×24 V DC BA with 32 digital inputs in groups of 16.
- 24 V DC signal input: Rated input voltage is 24 V DC; signal 0 is -30 to +5 V and signal 1 is +11 to +30 V.
- Input timing: Typical input delay is 3.2 ms; standard input transition times are 3 ms min. to 4 ms max.
- SIMATIC engineering: STEP 7 TIA Portal is configurable/integrated from V13 / V13; PROFINET support is from GSD version V2.3.
- Front connection: Delivery includes a Push-in front connector.
- Electrical separation: Channels are not electrically separated from each other and are separated from the backplane bus; isolation is tested with 707 V DC (type test).
Frequently Asked Questions
1. How many digital inputs does 6ES7521-1BL10-0AA0 have?
It has 32 digital inputs in groups of 16.
2. What signal ranges does the module support?
Signal 0 is -30 to +5 V, and signal 1 is +11 to +30V. The rated input voltage is 24 V DC.
3. What is the input delay?
The typical input delay is 3.2 ms. Standard input transition times are 3 ms min. to 4 ms max.
4. Which connector is included?
Delivery includes a Push-in front connector.
5. Does the module provide channel diagnostics?
No. Diagnostics function, diagnostic alarm, hardware interrupt, wire-break monitoring, and short-circuit monitoring are not provided.
