Specifications

Product overview
2.1 Properties
DI 32x24VDC HF digital input module (6ES7521-1BL00-0AB0)
10 Manual, 04/2015, A5E03485935-AE
● Suitable for switches and 2-/3-/4-wire proximity switches
● Hardware compatible with digital input module DI 16x24VDC HF (6ES7521-1BH00-0AB0)
The module supports the following functions:
Table 2- 1 Version dependencies of the module functions
Function
Firmware version
of the module
Configuration software
STEP 7
(TIA Portal)
GSD file in STEP 7
(TIA Portal) V12 or higher, or
STEP 7 V5.5 SP3 or higher
Firmware update
V1.0.0 or higher
V12 or higher
--- / X
Identification data I&M0 to I&M3
V1.0.0 or higher
V12 or higher
X
Parameter assignment in RUN V1.0.0 or higher V12 or higher X
Isochronous mode**
V1.0.0 or higher
V12 or higher
---
Module-internal Shared Input (MSI) V2.0.0 or higher V13 Update 3 or
higher
(PROFINET IO only)
X
(PROFINET IO only)
Configurable submodules / submodules for
Shared Device
V2.0.0 or higher V13 Update 3 or
higher
(PROFINET IO only)
X
(PROFINET IO only)
Channel 0 and 1 optionally with counter
function*
V2.1.0 or higher V13, SP1 with HSP
0118 or higher
X
(PROFINET IO only)
*
Requirement for counter function: Interface module IM 155-5 firmware version V3.0 or higher or CPU S7-15XX firmware
version V1.7 or higher
** Not possible in counting mode
You can configure the module with STEP 7 (TIA Portal) and with a GSD file.
Accessories
The following accessories are supplied with the module and can also be ordered separately
as spare parts:
● Labeling strips
● U connector
● Universal front door
Other components
The following component must be ordered separately:
Front connectors, including potential jumpers and cable ties
For more information on accessories, refer to the system manual S7-1500/ET 200MP
(http://support.automation.siemens.com/WW/view/en/59191792).