SIMATIC S7-200 EM 221 Digital Input 16 x 24 VDC / 6ES7221-1BH22-0XA0

Siemens6ES7221-1BH22-0XA0Product image is not available.

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ARAN VISION reference: AV-REF-Siemens-6ES7221-1BH22-0XA0
Category: PLC and HMI
Manufacturer sourcing lead time: Manufacturer confirmation required
Delivery to your location is confirmed separately.
Documents / datasheets: ARAN VISION specification sheet

Technical specifications

Controller family: SIMATIC S7-200
Digital inputs: 16 x 24 VDC
Digital outputs: None
Removable connector: Yes
Generation scope: Classic S7-200 exact ordering code; not S7-200 CN or SMART; verify host CPU expansion capacity and installation requirements
Reviewed document edition: 08/2008 / A5E00307987-04
Document pages: PDF 419-422 and 509; ordering row and applicable electrical specification column
Current lifecycle status: Not established by historical manual; confirm current lifecycle and supply separately
Input method: Sink/Source (IEC Type 1 sink)
Maximum input delay: 4.5 ms

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Documents / datasheets

Manufacturer manual · S7-200 System Manual / 08/2008 / A5E00307987-04 · en · PDF · 08/2008 / A5E00307987-04Manufacturer source: Siemens · Model explicitly covered in family document · Covered models: 6ES7221-1BH22-0XA0 · Checked: 2026-10-22View / print the ARAN VISION specification sheet Official manufacturer source · Siemens

Source reviewed: 2026-10-22

Description

Classic S7-200 digital expansion module. Specifications follow the August 2008 manufacturer manual. Verify host CPU expansion capacity, load limits and supplied revision before ordering; current lifecycle and supply are not established by this historical document.

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