Key Features
- 16 digital inputs: Digital input module with 16 channels in groups of 4.
- 230 V AC input rating: Rated value (AC): 230 V; 120/230 V AC, 50/60 Hz.
- 20 ms input delay: Input delay: 20 ms.
- Front connector ordered separately: Front connector with screw terminals or push-in to be ordered separately.
- SIMATIC S7-1500 module: Designed as a digital input module for the SIMATIC S7-1500 range.
Applications
- 230 V AC digital signal acquisition: For acquiring 230 V AC digital input signals in a SIMATIC S7-1500 system.
Technical Summary
| Product type designation | DI 16x230VAC BA |
|---|---|
| Number of digital inputs | 16 |
| Input delay | 20 ms |
| Rated value (AC) | 230 V; 120/230 V AC, 50/60 Hz |
| Input characteristic curve in accordance with IEC 61131, type 1 | Yes |
| Front connector | screw terminals or push-in to be ordered separately |
| Input type 1 (IEC 61131) | Input type 1 (IEC 61131) |
| Input voltage for signal "0" | 0V AC to 40V AC |
| Input voltage for signal "1" | 79V AC to 264V AC |
| Power consumption from the backplane bus | 1 W |
| Power loss, typ. | 4.9 W |
| Potential separation channels | between the channels and backplane bus: Yes; between the channels: No |
Frequently Asked Questions
What is Siemens 6ES7521-1FH00-0AA0 used for?
It is a SIMATIC S7-1500 digital input module with 16 channels for 230 V AC signals.
How many digital inputs does 6ES7521-1FH00-0AA0 have?
It has 16 digital inputs in groups of 4.
What is the input voltage range for the signal "1"?
The input voltage for signal "1" is 79V AC to 264V AC.
What connector is used with this module?
A front connector with screw terminals or push-in is used and must be ordered separately.
What is the input delay of this module?
The input delay is 20 ms.
