Technical Summary
| Product type designation | SB 1231, AI 1×12 bit |
|---|---|
| Rated value (DC) | 24 V |
| Number of analog inputs | 1; Current or voltage differential inputs |
| Voltage input ranges | Yes; ±10V, ±5V, ±2.5V |
| Current input ranges | Yes; 0 to 20 mA |
| Cycle time (all channels) max. | 156.25 μs; 400 Hz suppression |
| Input current from backplane bus 5 V DC, typ. | 55 mA |
| Power loss, typ. | 0.4 W |
| Input resistance (-10 V to +10 V) | ≥9 MOhm |
| Input resistance (0 to 20 mA) | ≥ 250 Ohm |
Key Features
SIMATIC S7-1200 signal board
SB 1231 analog input module for the SIMATIC S7-1200 family.
SB 1231 analog input module for the SIMATIC S7-1200 family.
1 analog input
Provides 1 AI with current or voltage differential inputs.
Provides 1 AI with current or voltage differential inputs.
12 bit resolution
Product type designation: SB 1231, AI 1×12 bit.
Product type designation: SB 1231, AI 1×12 bit.
Selectable input ranges
Voltage input ranges include ±10V, ±5V, and ±2.5V; current input range is 0 to 20 mA.
Voltage input ranges include ±10V, ±5V, and ±2.5V; current input range is 0 to 20 mA.
24 V DC supply
Rated value (DC): 24 V.
Rated value (DC): 24 V.
Applications
Voltage signal acquisition
Measures voltage input signals in the ±10 V, ±5 V, and ±2.5 V ranges.
Measures voltage input signals in the ±10 V, ±5 V, and ±2.5 V ranges.
Current signal acquisition
Measures current input signals in the 0 to 20 mA range.
Measures current input signals in the 0 to 20 mA range.
Frequently Asked Questions
What is 6ES7231-4HA30-0XB0 in the SIMATIC S7-1200 range?
It is an SB 1231 analog input module with 1 AI and 12 bit resolution.
Which input ranges does 6ES7231-4HA30-0XB0 support?
It supports voltage inputs of ±10V, ±5V, and ±2.5V, plus a 0 to 20 mA current input range.
What is the supply voltage for 6ES7231-4HA30-0XB0?
Rated value (DC): 24 V.
How many analog inputs does 6ES7231-4HA30-0XB0 have?
It has 1 analog input.
What are the package dimensions and weight of 6ES7231-4HA30-0XB0?
Packaged dimensions are 8,00 x 5,20 x 2,90 cm and net weight is 0,029 Kg.
