Description
Designed for seamless integration into industrial automation networks, the DRT1-AD04 serves as a high-performance slice I/O module for standard DeviceNet networks. This analog input module converts analog process signals from field sensors into digital data for real-time monitoring and control. It supports multiple voltage and current input ranges, allowing for highly flexible system designs across a variety of manufacturing and process control applications.
The unit features galvanically isolated circuitry to protect sensitive master controllers from field-side electrical noise. Its compact footprint supports both direct panel mounting and DIN rail installation, making it well-suited for high-density control cabinets.
Features
- Four independent, configurable analog input channels.
- Supports multiple input ranges including standard industrial voltage and current ranges.
- Dual-mounting support for 35-mm DIN rail or direct screw mounting.
- Robust isolation between internal circuitry and external communications.
- Fast internal conversion time with selectable active channels to optimize throughput.
Applications
- Factory automation and process control systems.
- Remote telemetry and environmental monitoring systems.
- Machine tool monitoring and CNC integration.
- Pumping stations and chemical dosing applications.
Technical Specifications
| Manufacturer |
Omron |
| Part Number / Model |
DRT1-AD04 |
| Input Points |
4 channels |
| Voltage Input Ranges |
0 to 5 V, 1 to 5 V, 0 to 10 V, -10 to 10 V |
| Current Input Ranges |
0 to 20 mA, 4 to 20 mA |
| Maximum Signal Input (Voltage) |
+/-15 V |
| Maximum Signal Input (Current) |
+/-30 mA |
| Input Impedance (Voltage) |
1 MOhm minimum |
| Input Impedance (Current) |
Approx. 250 Ohm |
| Resolution |
1/6,000 (full scale) |
| Overall Accuracy (Voltage, 25 degC) |
+/-0.3% FS |
| Overall Accuracy (Voltage, 0 to 55 degC) |
+/-0.6% FS |
| Overall Accuracy (Current, 25 degC) |
+/-0.4% FS |
| Overall Accuracy (Current, 0 to 55 degC) |
+/-0.8% FS |
| Conversion Time |
2 ms/point (8 ms for 4 channels, 4 ms for 2 channels) |
| Insulation Resistance |
20 MOhm minimum at 250 VDC (between insulated circuits) |
| Communications Power Supply Voltage |
11 to 25 VDC (supplied via DeviceNet network) |
| Internal Power Supply Voltage |
20.4 to 26.4 VDC (24 VDC +10% / -15%) |
| Mounting Method |
M4 screw mounting or 35-mm DIN rail mounting |
| Operating Ambient Humidity |
35% to 85% RH (non-condensing) |
| Weight |
0.160 kg |
Installation Guidelines
When installing the module, ensure that the DeviceNet communications cable is routed away from high-voltage motor lines or power cables to prevent electromagnetic interference. Secure the module to either a 35-mm DIN rail or a panel plate using M4 screws, maintaining a clean and dust-free environment. Provide adequate ventilation clearance around the chassis to prevent thermal buildup within the enclosure.