| Digital Input |
| Channels | 48 (shared with output) |
| Compatibility | 5 V / TTL |
| Input Voltage | Logic 0: 0.8 V max.
Logic 1: 2 V min. |
| Digital Output |
| Channels | 48 (shared with input) |
| Compatibility | 5 V / TTL |
| Output voltage | Logic 0: 0.4 V max.
Logic 1: 2.4 V min. |
| Output | Sink: 0.4 V @ 8 mA
Source: 2.4 V @ 4 mA |
| Counter |
| Channels | 3 |
| Resolution | 2 x 16-bit counter
1 x 16-bit event counter |
| Compatibility | 5 V / TTL |
| Max. Input Frequency | 10 MHz |
| General |
| Bus Type | USB |
| I/O Connectors | 2 x 50 pin IDC male connectors, pin assignments are fully compatible with Opto-22 I/O module racks |
| Power Consumption | Typical: 5V @ 200 mA
Max: 5V @ 300mA |
| Operating Temperature | 0 ~60° C (32 ~ 140°F) |
| Storage Temperature | -20 ~ 70° C (-4 ~ 158° F) |
| Storage Humidity | 5 ~ 95% RH, non-condensing |
