The Siemens 6ES7235-0KD21-0XA0 EM 235 is a mixed analog expansion module for S7-22X CPUs, carrying four DC ±10V analog inputs and one DC ±10V analog output, all with 12-bit conversion. It plugs directly into the S7-22X expansion bus—no separate power supply or backplane required for the analog section.
Siemens 6ES7235-0KD21-0XA0 EM 235 Analog I/O Module
MPN6ES7235-0KD21-0XA0
Siemens SIMATIC S7-200 EM 235 Analog I/O Expansion Module, 6ES7235-0KD21-0XA0, 4 AI/1 AO DC ±10V 12-bit, 0.23 kg.
$221.40Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Weight | 0.23 kgs |
Product details
MPN
6ES7235-0KD21-0XA0