Product Overview
Technical Summary
| Product type designation | DI 16x230VAC BA |
|---|---|
| Digital inputs | 16 |
| Input voltage | 230 V; 120/230 V AC, 50/60 Hz |
| Input delay | 20 ms |
| Channel grouping | 16 channels in groups of 4 |
| Firmware version | V2.0.0 |
| STEP 7 TIA Portal configurable/integrated from version | V12 / V12 |
| PROFINET from GSD version/GSD revision | V2.3 / – |
| Power consumption from the backplane bus | 1 W |
| Front connector | Screw terminals or push-in; ordered separately |
| Product lifecycle | Active Product |
Key Features
- Product designation: DI 16x230VAC BA digital input module for SIMATIC S7-1500.
- Digital inputs: 16 digital inputs, with 16 inputs simultaneously controllable.
- Input voltage: Rated input value: 230 V; 120/230 V AC, 50/60 Hz. Signal "0": 0 V AC to 40 V AC; signal "1": 79 V AC to 264 V AC.
- Input delay: Input delay: 20 ms.
- Channel grouping: 16 channels in groups of 4; potential separation between channels and the backplane bus.
- Front connector: Front connector with screw terminals or push-in terminals is ordered separately.
Frequently Asked Questions
What does Siemens 6ES7521-1FH00-0AA0 identify?
It identifies a SIMATIC S7-1500 digital input module, DI 16x230VAC BA, with 16 digital inputs.
Which specifications distinguish this MLFB variant?
The variant has 16 channels in groups of 4, a rated input value of 230 V, 120/230 V AC at 50/60 Hz, and a 20 ms input delay.
What front connector is included with 6ES7521-1FH00-0AA0?
It is without a front connector; the connector with screw terminals or push-in terminals is ordered separately.
Which code and nameplate details should be checked before quotation?
Check the complete order number 6ES7521-1FH00-0AA0 and the product type designation DI 16x230VAC BA.
