- 4 isolated analog channels
- Isolated single-ended inputs with 4 mm banana connectors
- Voltage ranges: ±500 µV to ±600 VDC
- Maximum input voltage: ±600 VDC or 424 Vrms
- 16-bit resolution
- Sampling rate: up to 1 MSa/s per channel
- Input impedance: 1 MΩ or 25 MΩ depending on range
- Bandwidth: up to 100 kHz
- Current measurement via shunt or current clamp
- Supports J, K, T, S, B, E, N and R thermocouples
- Frequency measurement: 0.1 Hz–100 kHz
- PWM and True RMS measurements
- Analog and digital filtering
- Safety rating: CAT III 600 V
The B&K Precision D18-UNI4 is a 4-channel universal measurement module for the DAS1820. The module features isolated inputs and supports voltage measurements, current measurements using an external shunt or current clamp, and temperature measurements using thermocouples.
Each channel can be sampled at up to 1 MSa/s, and the module supports direct voltage measurements up to ±600 VDC or 424 Vrms. The D18-UNI4 also supports frequency, PWM and True RMS measurements, as well as analog and digital filtering.
