Product Description
Key Features
- Product identity: SM 1234, AI 4×13 bit/AQ 2×14 bit for SIMATIC S7-1200.
- Analog channels: 4 current or voltage differential inputs and 2 current or voltage outputs.
- Signal ranges: Inputs support ±10 V, ±5 V, ±2.5 V, 4 to 20 mA, and 0 to 20 mA; outputs support -10 V to +10 V, 0 to 20 mA, and 4 mA to 20 mA.
- Supply and consumption: Rated supply: 24 V DC. Typical current consumption: 60 mA; from backplane bus 5 V DC, typ. 80 mA.
- Installation and protection: Shielded cable length: max. 100 m; shielded, twisted pair. IP degree of protection: IP20.
- Diagnostics: Has supply-voltage monitoring, wire-break and short-circuit diagnostics, diagnostic alarms, and status LEDs for inputs, outputs, and maintenance.
Technical Summary
| Product type designation | SM 1234, AI 4×13 bit/AQ 2×14 bit |
|---|---|
| Analog inputs | 4; Current or voltage differential inputs |
| Analog outputs | 2; Current or voltage |
| Rated supply voltage | 24 V DC |
| Input ranges | ±10 V, ±5 V, ±2.5 V; 4 to 20 mA, 0 to 20 mA |
| Output ranges | -10 V to +10 V; 0 to 20 mA; 4 mA to 20 mA |
| Cycle time (all channels) max. | 625 μs |
| Resolution with overrange (bit including sign), max. | 14 bit; Voltage: 14 bit; Current : 13 bit |
| IP degree of protection | IP20 |
| Product lifecycle | Active Product |
Frequently Asked Questions
What order number should be confirmed for this Siemens analog I/O module?
Confirm the complete order number 6ES7234-4HE32-0XB0 on the nameplate.
How many analog channels does the 6ES7234-4HE32-0XB0 have?
It has 4 analog differential inputs and 2 analog outputs.
Which signal ranges does this module support?
Inputs support ±10 V, ±5 V, ±2.5 V, 4 to 20 mA, and 0 to 20 mA. Outputs support -10 V to +10 V, 0 to 20 mA, and 4 mA to 20 mA.
What supply voltage and protection rating should be checked?
The rated supply is 24 V DC, and the IP degree of protection is IP20.
