Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | SB 1231, AI 1×16 bit RTD |
| Analog inputs | 1; Resistance thermometer |
| Supported resistance thermometers | Pt 100, Pt 1000, Pt 200, Pt 500 |
| Resistance ranges | 150 Ω, 300 Ω, 600 Ω; 0 to 150 ohms, 0 to 300 ohms, 0 to 600 ohms |
| Rated supply voltage | 24 V |
| Resolution with overrange | 15 bit; + sign |
| Diagnostics | Alarms, readable diagnostics, diagnostic alarm, wire break, input-status and maintenance LEDs |
Applications
- Temperature measurement: Measures temperature using Pt100 and Pt1000 resistance thermometers, with the temperature unit adjustable to degrees Celsius or degrees Fahrenheit.
- Resistance measurement: Measures resistance using supported resistance thermometer and resistor ranges.
Key Features
- Analog input: 1 analog input for resistance thermometers, including Pt100, Pt1000, Pt200 and Pt500.
- Supported resistance ranges: Supports 150 Ω, 300 Ω and 600 Ω resistance ranges, plus 0 to 150 ohms, 0 to 300 ohms and 0 to 600 ohms.
- Input measurement: Supports -80 mV to +80 mV with an input resistance of >= 10 MOhm.
- Resolution: Resolution with overrange is 15 bit; + sign.
- Supply and consumption: Rated supply voltage is 24 V; typical current consumption is 5 mA and typical power loss is 0.5 W.
- Diagnostics: Has alarms, readable diagnostics, diagnostic alarms, wire-break detection and LEDs for input status and maintenance.
Frequently Asked Questions
1. What input does Siemens 6ES7231-5PA30-0XB0 provide?
It provides 1 analog input for resistance thermometers.
2. Which resistance thermometers are supported?
It supports Pt100, Pt1000, Pt200 and Pt500.
3. What supply voltage does the module require?
The rated supply voltage is 24 V.
4. What resolution does the RTD input provide?
Resolution with overrange is 15 bit; + sign.
5. What diagnostics are available?
It has readable diagnostics, diagnostic alarms, wire-break detection, alarms and LEDs for input status and maintenance.
