Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Analog input channels | 8 |
| Resolution with overrange | max. 16 bit |
| Supported input types | Voltage, current and thermocouple |
| Voltage input ranges | 1 V to 5 V; -1 V to +1 V; -10 V to +10 V; -100 mV to +100 mV; -2.5 V to +2.5 V; -20 mV to +20 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; -3.2 mA to +3.2 mA; 4 mA to 20 mA; -5 mA to +5 mA |
| Thermocouple types | Type B, E, J, K, L, N, R, S, T, U |
| Diagnostics and alarms | Parameterizable diagnostics, diagnostic alarm and hardware interrupt; limit value alarm |
| Isolation | Between channels and between channels and the backplane bus |
Applications
- Voltage and current measurement: The module supports voltage measurement and current measurement, including current measurement with a 4-wire transducer.
- Thermocouple measurement: The module supports thermocouple measurement with internal or external temperature compensation and dynamic reference temperature value.
- Four-wire resistance measurement: The module supports resistance measurement with a four-wire connection.
Key Features
- Analog input channels: 8 analog inputs are provided, including 8 channels for voltage/current measurement.
- Supported input ranges: Voltage ranges include 1 V to 5 V, -10 V to +10 V and -500 mV to +500 mV; current ranges include 0 to 20 mA and 4 mA to 20 mA.
- Thermocouple support: The module supports Type B, E, J, K, L, N, R, S, T and U thermocouples, with parameterizable characteristic linearization.
- Resolution and conversion: Resolution with overrange is max. 16 bit. Basic conversion time is 10 / 16,7 / 20 / 100 ms.
- Diagnostics and alarms: Parameterizable diagnostics, diagnostic alarms and hardware interrupts are supported, along with limit value alarms.
- Isolation and dimensions: Analog inputs are isolated between channels and between channels and the backplane bus. Dimensions are 25 mm wide, 290 mm high and 210 mm deep.
Frequently Asked Questions
1. How many analog input channels does 6ES7431-7KF00-0AB0 have?
It has 8 analog inputs, including 8 channels for voltage/current measurement.
2. Which signal ranges does 6ES7431-7KF00-0AB0 support?
It supports the listed voltage ranges from -500 mV to +500 mV through -10 V to +10 V, and current ranges including 0 to 20 mA and 4 mA to 20 mA.
3. Which thermocouple types are supported?
Supported types are B, E, J, K, L, N, R, S, T and U.
4. What diagnostics and alarms are available?
Parameterizable diagnostics, diagnostic alarms and hardware interrupts are available, plus limit value alarms.
