Product Overview
Technical Summary
| Product type designation | DI 16 x 24 V DC BA |
|---|---|
| Digital inputs | 16 |
| Simultaneously controllable inputs | 16 |
| Rated input voltage | 24 V DC |
| Signal "0" input voltage | -30 to +5 V |
| Signal "1" input voltage | +11 to +30V |
| Input delay | 3.2 ms typical |
| Supply voltage permissible range | 19.2 V to 28.8 V DC |
| Front connector | 40-pole Push-in |
| Firmware version | V1.0.0 |
Key Features
- Product designation: DI 16 x 24 V DC BA digital input module.
- Digital inputs: 16 digital inputs, with 16 simultaneously controllable inputs.
- Input voltage: Rated input voltage: 24 V DC; signal "0": -30 to +5 V; signal "1": +11 to +30V.
- Input response: Input delay typical: 3.2 ms; standard input switching time: 3 ms minimum to 4 ms maximum.
- Engineering and interfaces: STEP 7 TIA Portal configurable/integrated from V13 / V13; PROFINET from GSD version V2.3.
- Connection and installation: Delivery includes a 40-pole Push-in front connector. Dimensions: 25 mm width, 147 mm height, and 129 mm depth.
Frequently Asked Questions
What does Siemens order number 6ES7521-1BH10-0AA0 identify?
It identifies a SIMATIC S7-1500 digital input module, DI 16 x 24 V DC BA, with 16 channels in groups of 16.
Which specifications should be checked to distinguish this MLFB variant?
Check the DI 16 x 24 V DC BA designation, 16 digital inputs, 24 V DC rated input voltage, and the 40-pole Push-in front connector.
What connector is included with this configuration?
It is supplied with a 40-pole Push-in front connector.
What code and nameplate details are needed for verification and quotation?
Provide the complete 6ES7521-1BH10-0AA0 order number, the nameplate details, required quantity, and destination.
