Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Analog input channels | 16 isolated analog inputs |
| Resolution | 16 bit including sign with overrange |
| Voltage input ranges | 1 V to 5 V; -1 V to +1 V; -10 V to +10 V; -2.5 V to +2.5 V; -25 mV to +25 mV; -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 |
| Current input ranges | 0 to 20 mA; -10 mA to +10 mA; -20 mA to +20 mA; 4 mA to 20 mA; -5 mA to +5 mA |
| Resistance measurement ranges | 0 to 48 ohms; 0 to 150 ohms; 0 to 300 ohms; 0 to 600 ohms; 0 to 6000 ohms, usable up to 5000 Ohm |
| Supply | 24 V DC; only required for supplying 2-wire transmitters |
| Diagnostics | Parameterizable diagnostics, diagnostic alarms, limit value alarms and hardware interrupts |
| Conversion time | Basic conversion time: 6 / 20,1 / 23,5 ms; integration time: 2,5 / 16,7 / 20 ms |
| Signal connections | Voltage; current as 2-wire or 4-wire transducer; resistance with 2-wire, 3-wire or 4-wire connection |
Applications
- Analog signal acquisition: Measures voltage, current, resistance, resistance thermometer and thermocouple signals through its analog inputs.
Key Features
- 16 isolated analog inputs: Provides 16 analog inputs, including 16 for voltage/current measurement and 8 for resistance measurement.
- Supported input ranges: Supports voltage, current, thermocouple, resistance thermometer and resistance inputs, including 1 V to 5 V, 0 to 20 mA and 4 mA to 20 mA.
- 16-bit resolution: Resolution with overrange is 16 bit including sign; basic conversion time is 6 / 20,1 / 23,5 ms.
- Diagnostics and alarms: Has parameterizable diagnostics, diagnostic alarms, limit value alarms, hardware interrupts and readable diagnostic information.
- 24 V supply for 2-wire transmitters: Rated load voltage L+ is 24 V DC and is only required for supplying 2-wire transmitters; reverse polarity protection is included.
- Signal isolation and connection: Analog inputs are isolated from the backplane bus and load voltage L+, but not between channels; voltage, current, 2-wire, 3-wire and 4-wire resistance connections are supported.
Frequently Asked Questions
1. How many analog inputs does 6ES7431-7QH00-0AB0 have?
It has 16 isolated analog inputs.
2. Which signals can this analog input module measure?
It supports voltage, current, resistance, resistance thermometer and thermocouple measurement.
3. What resolution does 6ES7431-7QH00-0AB0 provide?
Resolution with overrange is 16 bit including sign.
4. What diagnostics are available?
It has parameterizable diagnostics, diagnostic alarms, limit value alarms, hardware interrupts and readable diagnostic information.
