Product Overview
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 |
| Input ranges | ±10 V, ±5 V, ±2.5 V, 0 to 20 mA, 4 mA to 20 mA |
| Output ranges | -10 V to +10 V, 0 to 20 mA, 4 mA to 20 mA |
| Resolution with overrange | 14 bit; Voltage: 14 bit; Current : 13 bit |
| Cycle time, all channels, max. | 625 μs |
| Load impedance with voltage outputs, min. | 1 000 Ω |
| Load impedance with current outputs, max. | 600 Ω |
| IP degree of protection | IP20 |
Key Features
4 current or voltage differential analog inputs and 2 current or voltage analog outputs.
Inputs: ±10 V, ±5 V, ±2.5 V, 0 to 20 mA and 4 mA to 20 mA. Outputs: -10 V to +10 V, 0 to 20 mA and 4 mA to 20 mA.
Maximum resolution with overrange is 14 bit; voltage: 14 bit; current: 13 bit.
Rated supply voltage: 24 V DC. Current consumption, typ.: 60 mA; backplane bus 5 V DC, typ.: 80 mA.
Diagnostics function, diagnostic alarm, supply-voltage monitoring, wire-break and short-circuit diagnostics are available.
IP20 protection. Shielded twisted-pair cable length: maximum 100 m.
Frequently Asked Questions
What is the exact I/O configuration of Siemens 6ES7234-4HE32-0XB0?
It has 4 current or voltage differential analog inputs and 2 current or voltage analog outputs.
Which signal ranges does the SM 1234 support?
Inputs support ±10 V, ±5 V, ±2.5 V, 0 to 20 mA and 4 mA to 20 mA. Outputs support -10 V to +10 V, 0 to 20 mA and 4 mA to 20 mA.
What supply voltage does this line item require?
Rated supply voltage is 24 V DC.
What are the mounting or protection details for this configuration?
The source provides IP20 protection; no mounting detail is specified.
Can this item be included in a quotation with project details?
Yes. Submit the requested quantity, destination, schedule context and any additional BOM lines for quotation review.
