Description
BK Precision D18-UNI4
Four channel universal input module
- Compatible with DAS1800 (sold separately)
- A set of bare wire to banana adapters is provided with every universal module
- Measurements: Voltage, current (shunt), temperature (thermocouple), frequency, PWM, TRMS
Four Channel Universal Input Module for DAS1800
The BK Precision D18-UNI4 is a four channel, universal input module. It is compatible for use with the DAS1800 data acquisition recorder (sold separately).
Several modules available
BK Precision offers several modules for use with the DAS1800. Part numbers are as follows:
- D18-UNI4 – Universal
- D18-HIZ4 – High impedance
- D18-MUX8 – Multiplexed
The chart below outlines several main differences in each. For more detailed information, please click here.
Measurement Modules
| Universal | High Impedance | Multiplexed | |
| Channels | 4 | 4 | 8 |
| Maximum Voltage | ± 600 VDC | ± 600 VDC | ± 48 VDC |
| RMS Voltage | 424 VRMS | 424 VRMS | – |
| Resolution | 16 bit | 16 bit | 18 bit |
| Sampling Rate | 1 MSa/s/ch | 1 MSa/s/ch | 5 kSa/s |
| Input Impedance | 1 MΩ | 10 MΩ | 5 MΩ |
| Input Type | Single ended | Single ended | Single ended |
| Isolation | √ | √ | – |
| Voltage | √ | √ | √ |
| Current | √ | √ | √ |
| Thermocouples | √ | √ | √ |
| RTDs | – | – | √ |
| Frequency | √ | √ | – |
| Counter | √ | √ | √ |
| PWM | √ | √ | – |


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