
![]() |
![]() |
![]() |
![]() |
|
| Features | DI-194RS | DI-148U | DI-158U | DI-158UP |
| Channels | 4 single-ended | 8 single-ended | 4 differential | 4 differential |
| Resolution | 10-bit | 10-bit | 12-bit | 12-bit |
| Full Scale Range | ±10 VFS | ±10 VFS | ±10 VFS | ±64 VFS |
| Maximum Sample Rate | 240 Hz | 14,400 Hz | 14,400 Hz | 14,400 Hz |
| Interface | Serial Port | USB | USB | USB |
| Supported OS | Windows 2000 and XP | Windows 2000 and XP | Windows 2000 and XP | Windows 2000 and XP |
| Price (US List) | $24.99 | $50 | $99 | $199 |
![]() |
||||||||||||
| Features | EL-USB-1 | EL-USB-1-PRO | EL-USB-2 | EL-USB-2+ | EL-USB-2-LCD | EL-USB-2-LCD+ | EL-USB-3 | EL-USB-4 | EL-USB-TC | EL-USB-TC-LCD | EL-USB-CO | EL-USB-RT |
| Function | Temperature | High Temperature | Humidity, Temperature, Dew Point | Humidity, Temperature, Dew Point | Humidity, Temperature, Dew Point | Humidity, Temperature, Dew Point | Voltage | Process Current | Thermocouple | Thermocouple | Carbon Monoxide | Humidity, Temperature, Dew Point |
| Range | -35 to +80°C (-31 to +176°F) | -40 to +125°C (-40 to +257°F) | 0 to 100% RH -35 to +80°C (-31 to +176°F) |
0 to 100% RH -35 to +80°C (-31 to +176°F) |
0 to 100% RH -35 to +80°C (-31 to +176°F) |
0 to 100% RH -35 to +80°C (-31 to +176°F) |
0 to 30 VDC | 4 to 20 mA | -130 to +900°C (J-type) -200 to +1300°C (K-type) -200 to +350°C (T-type) |
-100 to +900°C (J-type) -200 to +1300°C (K-type) -200 to +400°C (T-type) |
0 to 1000 ppm | 0 to 100% RH -20 to +70°C (-4 to +158°F) |
| Sample Interval | 10s, 1m, 5m, 30m, 1h, 6h, 12h | 1s, 10s, 1m, 5m, 30m, 1hr, 6hr, 12hr | 10s, 1m, 5m, 30m, 1h, 6h, 12h | 10s, 1m, 5m, 30m, 1h, 6h, 12h | 10s, 1m, 5m, 30m, 1h, 6h, 12h | 10s, 1m, 5m, 30m, 1hr, 6hr, 12hr | 1s, 10s, 1m, 5m, 30m, 1h, 6h, 12h | 1s, 10s, 1m, 5m, 30m, 1h, 6h, 12h | 1s, 10s, 1m, 5m, 30m, 1h, 6h, 12h | 1s, 10s, 1m, 5m, 30m, 1h, 6h, 12h | 10s, 30s, 1m, 5m | 1s |
| Internal Resolution | 0.5°C (1°F) | 0.1°C (0.2°F) | 0.5%RH 0.5°C (1°F) |
0.5%RH 0.5°C (1°F) |
0.5%RH 0.5°C (1°F) |
0.5%RH 0.5°C (1°F) |
50mV | 0.05mA | 0.5°C (1°F) | 0.5°C (1°F) | 0.5 ppm CO | N/A |
| PC Interface | USB | USB | USB | USB | USB | USB | USB | USB | USB | USB | USB | USB |
| Memory Capacity | 16,382 samples | 32,510 samples | 16,382 samples | 16,382 samples | 16,379 samples | 16,379 samples | 32,510 samples | 32,000 samples | 32,000 samples | 32,000 samples | 32,510 samples | N/A |
| Stand-alone | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No |
| Alarms | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Cell phone text message, Email, Audible alarm |
| Price (US list) | $63.00 | $150.00 | $82.00 | $110.00 | $97.00 | $125.00 | $75.25 | $75.25 | $83.65 | $100.00 | $96.60 | $75.00 |
(click on text to jump to page)
Data Acquisition | Data Logger | Chart Recorder | Thermocouple | Oscilloscope | Load Cell | Pressure Sensor