SIEMENS EM235DN AI4/AQ1 Analog I/O Module 12-Bit 4AI/1AO 24VDC PN:6ES7235-0KD22-0XA8

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Brand	SIEMENS	SKU	AIG20260920014919001
Category	Electrical Components	Stock	120In Stock
Unit	piece

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Product Overview

The SIEMENS EM235DN (PN: 6ES7235-0KD22-0XA8) is a high-performance 12-bit analog input/output expansion module designed for S7-200 series PLC systems. It integrates 4 analog input channels and 1 analog output channel, operating at 24VDC to deliver precise signal conversion for industrial automation monitoring and control tasks.

Key Features

12-bit high resolution for accurate analog signal acquisition and output
4 analog input (AI) channels + 1 analog output (AQ) channel in compact form factor
24VDC power supply, compatible with standard industrial control systems
Genuine SIEMENS OEM product with reliable long-term performance
Easy plug-and-play installation with S7-200 PLC CPU modules
Wide operating temperature range for harsh industrial environments

Specifications

Parameter	Value
Part Number	6ES7235-0KD22-0XA8
Model	EM235DN AI4/AQ1
Manufacturer	SIEMENS
Resolution	12 Bit
Analog Inputs	4 Channels
Analog Outputs	1 Channel
Supply Voltage	24VDC
Compatible Series	S7-200 PLC

Applications

This analog I/O module is widely used in industrial automation systems, including manufacturing process control, HVAC monitoring, water treatment systems, packaging machinery, material handling lines, and other applications requiring precise analog signal processing and control.

Package Contents

1 x SIEMENS EM235DN Analog Input/Output Module (6ES7235-0KD22-0XA8)
1 x Original Product Manual
1 x Retail Packaging Box

Quality Assured

All products come from brand-authorized channels or directly from the original manufacturer. Every order undergoes quality inspection before dispatch and comes with a certificate of conformity and warranty card.

Shipping & Delivery

In-stock items are dispatched within 24 hours via express courier or dedicated freight lines. Full-truck solutions are available for bulk cargo, with end-to-end tracking.

Return Policy

Unused products in their original packaging can be returned within 7 days of delivery. For quality issues, the seller covers all shipping costs, and products are covered by a 12-month warranty.

After-Sales Service

Dedicated one-on-one customer support is online on weekdays from 9:00 to 18:00. Remote engineer support for product selection and installation guidance is available by appointment.