Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | AI 8xU/I/RTD/TC ST |
| Analog input channels | 8 |
| Resolution with overrange | 16 bit |
| Supported voltage ranges | 1 V to 5 V; -1 V to +1 V; -10 V to +10 V; -2.5 V to +2.5 V; -250 mV to +250 mV; -5 V to +5 V; -50 mV to +50 mV; -500 mV to +500 mV; -80 mV to +80 mV |
| Supported current ranges | 0 to 20 mA; -20 mA to +20 mA; 4 mA to 20 mA |
| Rated supply voltage | 24 V DC |
| Permissible supply range | 19.2 V to 28.8 V |
| Maximum current consumption | 255 mA; with 19.2 V supply |
| Common mode voltage, max. | 10 V |
Applications
- Analog signal acquisition: Measures voltage, current, resistance, resistance thermometer, and thermocouple signals through its analog input channels.
Key Features
- Analog input channels: 8 analog input channels; 8 for current measurement, 8 for voltage measurement, 4 for resistance or resistance thermometer measurement, and 8 for thermocouple measurement.
- Supported signal ranges: Supported ranges include 1 V to 5 V, -1 V to +1 V, -10 V to +10 V, 0 to 20 mA, -20 mA to +20 mA, and 4 mA to 20 mA.
- Resolution and accuracy: Resolution with overrange is 16 bit; collected product accuracy is 0.3%.
- Supply and protection: Rated supply is 24 V DC, with a permissible range of 19.2 V to 28.8 V, reverse polarity protection, and maximum current consumption of 255 mA with 19.2 V supply.
- Diagnostics and isolation: The module has diagnostics, diagnostic and limit value alarms, wire-break and overflow/underflow monitoring, channel and module LEDs, and isolation between channels and the backplane bus.
- Installation and connections: Signal encoders support voltage, 2-wire and 4-wire current, and 2-wire, 3-wire, and 4-wire resistance connections. Maximum shielded cable length is 800 m for U/I, 200 m for R/RTD, and 50 m for TC.
Frequently Asked Questions
1. How many analog inputs does the 6AG2531-7KF00-4AB0 have?
It has 8 analog input channels. Supported measurement capacities include 8 for current, 8 for voltage, 4 for resistance or resistance thermometer, and 8 for thermocouple measurement.
2. Which signal ranges are supported?
Supported ranges include 1 V to 5 V, -1 V to +1 V, -10 V to +10 V, 0 to 20 mA, -20 mA to +20 mA, and 4 mA to 20 mA, plus specified resistance and thermocouple ranges.
3. What supply voltage does the module require?
The rated supply is 24 V DC. The permissible supply range is 19.2 V to 28.8 V, with reverse polarity protection.
4. What diagnostics are available?
The module has diagnostics, diagnostic and limit value alarms, supply-voltage monitoring, wire-break monitoring for specified ranges, overflow/underflow monitoring, and channel and module diagnostic LEDs.
