Product Overview
Applications
Used for acquiring digital signals through 16 parameterizable 24 V DC inputs.
Technical Summary
| Product type | DI 16x24VDC ST |
|---|---|
| Digital inputs | 16 |
| Rated input voltage | 24 V DC |
| Input signal 0 | -30 to +5 V |
| Input signal 1 | +11 to +30V |
| Input current for signal 1, typ. | 2.5 mA |
| Input delay | 0.05 ms to 20 ms, plus 30 to 500 μs depending on line length |
| Supply voltage | 24 V DC; permissible range 19.2 V to 28.8 V |
| Current consumption, max. | 90 mA |
| BaseUnit | BU type A0 |
| Wire-break diagnostics | Yes; module-by-module, optional protective circuit 25 kOhm to 45 kOhm |
Key Features
Provides 16 parameterizable digital inputs with a 24 V DC rated input voltage.
Inputs comply with IEC 61131, type 3, with P-reading sourcing/sinking input.
Standard input delay is parameterizable from 0.05 ms to 20 ms, with an additional delay of 30 to 500 μs depending on line length.
Supports wire-break, supply-voltage and group-error diagnostics; it has a green PWR LED and green/red DIAG LED.
Fits BU type A0 and has a type A mechanical coding element with CC00 color code.
Suitable for operation on PROFINET R1 IMs and configurable with STEP 7 TIA Portal from V14.
Frequently Asked Questions
What is the exact Siemens line item?
It is Siemens 6ES7131-6BH01-0BA0, SIMATIC ET 200SP DI 16x24VDC ST.
How many inputs does the module have?
It has 16 parameterizable digital inputs with a 24 V DC rated input voltage.
Which BaseUnit is used for this configuration?
It fits BU type A0. For 2-wire, 3-wire or 4-wire connections, the source specifies BU type A0 plus a Potential distributor module.
What diagnostics are supported?
It supports wire-break, supply-voltage and group-error diagnostics. Short-circuit diagnostics and encoder power-supply monitoring are not supported.
What should be included in a quotation request?
Include this exact line item, the requested quantity, destination, schedule context and whether additional BOM lines are required.
