Key Features
- 16-channel digital input module: Digital input module with 16 channels in groups of 1.
- Diagnostics and hardware interrupts: Includes diagnostics function, diagnostic alarm, and hardware interrupt support.
- Conformal coating and SIPLUS extreme design: SIPLUS S7-1500 rail-based module with conformal coating for extreme-condition use.
- Parameterizable input timing: Input delay for standard inputs is parameterizable at 0.05 / 0.1 / 0.4 / 1.6 / 3.2 / 12.8 / 20 ms with DC.
- TIA Portal integration: STEP 7 TIA Portal configurable/integrated from version see entry ID: 109746275.
Applications
- Monitoring 16 digital input signals: For handling 16 digital input channels in one module.
- Event-driven input handling with hardware interrupts: For input-based interrupt handling in controller tasks.
- Connecting 2-wire sensors: For connecting 2-wire sensor inputs.
Technical Summary
| Product type designation | DI 16x110VDC HF |
|---|---|
| Based on | 6ES7521-7EH00-0AB0 |
| Number of digital inputs | 16; > +60 °C number of simultaneously controllable inputs max. 4 (no adjacent points) |
| Rated input voltage, DC | 24 V; 48 V, 72 V, 96 V, 110 V, 125 V |
| Input characteristic curve | IEC 61131, type 3 |
| Input delay, standard inputs | 0.05 / 0.1 / 0.4 / 1.6 / 3.2 / 12.8 / 20 ms parameterizable with DC, 20 ms fixed with AC |
| Power consumption from the backplane bus | 1.2 W |
| Power loss, typ. | 2.2 W; At 24 V DC; 6.0 W at 125 V AC |
| Diagnostics function | Yes |
| Hardware interrupt | Yes |
| Potential separation between the channels | Yes |
| Isolation tested with | 2 000 V DC (type test) and according to EN 50155 (routine test) |
Frequently Asked Questions
What is the Siemens 6AG2521-7EH00-4AB0?
It is a SIPLUS S7-1500 DI 16x110VDC HF digital input module.
How many digital inputs does this module have?
It has 16 digital inputs in groups of 1.
What input voltage values are supported?
Rated value (DC): 24 V; 48 V, 72 V, 96 V, 110 V, 125 V. Rated value (AC): 24 V; 48 V, 125 V (50 – 60 Hz).
What diagnostic and interrupt functions are included?
The module includes diagnostics function, diagnostic alarm, and hardware interrupt support.
Is STEP 7 TIA Portal support available for this module?
Yes. STEP 7 TIA Portal configurable/integrated from version see entry ID: 109746275.
