SIMATIC S7-1200 analog I/O SM 1234 (part number 6ES7234-4HE32-0XB0) provides 4 AI and 2 AO for analog signals in either +/-10 V with 14-bit resolution or 0 (4)-20 mA with 13-bit resolution.
Detailed Parameters
Analog module:analog I/O SM 1234
Channel count:4 AI / 2 AO
Signal range option:+/-10 V
Resolution for +/-10 V:14-bit resolution
Signal range option:0 (4)-20 mA
Resolution for 0 (4)-20 mA:13-bit resolution
Engineering Context
The module is an analog I/O SM 1234 within the SIMATIC S7-1200 system.
Depending on the selected signal range, the module provides either 14-bit resolution for +/-10 V or 13-bit resolution for 0 (4)-20 mA.
The analog I/O configuration supports 4 analog inputs (AI) and 2 analog outputs (AO).
FAQ
1. What is the SIMATIC S7-1200 module type for part number 6ES7234-4HE32-0XB0?
It is an analog I/O SM 1234.
2. How many analog channels are available on this SM 1234?
4 AI and 2 AO.
3. What signal ranges are specified for this analog I/O module?
+/-10 V and 0 (4)-20 mA.
4. What resolution applies to +/-10 V?
14-bit resolution.
5. What resolution applies to 0 (4)-20 mA?
13-bit resolution.
