1790-T0W8X Oiltech Controls 1790 Series 8CH Relay Output Module

Product DescriptionThe 1790-T0W8X module expands digital output capacity for industrial PLC networks.Oiltech Controls designs this high-density expansion component for rigorous automated environments.Eight independent relay channels drive field actuators safely and efficiently.The heavy-duty design ensures reliable performance across diverse factory automation setups.Technical DataBrand: Oiltech ControlsModel Number: 1790-T0W8XRelay Configuration: Form A, Single Pole Single Throw (SPST), Normally Open contacts.Output Voltage Range: 5 to 28V DC or 48 to 250V AC load-dependent ranges.Resistive Current Rating: 2.0A at 24V DC, 125V AC, or 250V AC configurations.Low Power Current Rating: 0.8A resistive load maximum at 48V AC.Minimum Operating Load: 100 microamps at 100mV DC per single input channel.On-State Voltage Drop: Maximum 0.5V at 2.0A current under 24V DC resistive load.Initial Contact Resistance: 30 milliohms max rating for premium electrical conductivity.Resistive Contact Life: 300,000 cycles under full rated resistive load conditions.Inductive Contact Life: 100,000 cycles under standard industrial inductive load operations.Off-State Leakage Current: Maximum 1.5 milliamps leakage current across open contacts.Signal Delay Time: Maximum 10 milliseconds for both turn-on and turn-off actions.Common Point Type: One independent common terminal point per individual channel circuit.Nominal Field Power Supply: 24V DC nominal operating control voltage.Field Voltage Tolerance Range: 19.2 to 28.8V DC acceptable continuous input window.Power Dissipation Rating: 2.3W per channel at maximum 28.8V DC power levels.Net Component Weight: 0.38 pounds or exactly 0.17 kilograms total weight.Frequency Response: Maximum 50Hz discrete switching frequency capacity.Module Sensitivity: Instantaneous output response within a strict 10 millisecond window.Linearity and Resolution: Fixed binary discrete switching behavior with zero analog variance.Operating Temperature Limits: Rated for reliable service from -20 to 60 degrees Celsius.Environmental Enclosure Tolerance: IP20 rated protection layer against solid finger-sized objects.Interference Resistance Capacity: Integrated optical isolation blocks electromagnetic and radio frequency noise.Diagnostics and Status IndicatorsEight green status LEDs provide clear real-time visual tracking for every single channel.The dedicated indicators allow operators to verify active output states instantly.Onboard diagnostic monitoring simplifies immediate hardware fault isolation during live processes.Compatibility and System IntegrationThe module interfaces directly with standard 1790 series logic controller platforms.Photocoupler isolation safeguards delicate upstream microprocessor logic from hazardous field side feedback.The high isolation rating withstands up to 1250V AC rms continuous electrical stress safely.Installation and Wiring GuideMount the compact housing firmly onto conventional industrial DIN rail tracks.Utilize the built-in M3.0 screw terminal blocks for secure field wiring termination.Tighten terminal assembly screws to a maximum torque specification of 7 pound-inches.Deploy solid copper or high-grade copper-clad aluminum conductors for optimal connections.Debugging, Maintenance, and Warranty TermsPackage List: Includes one factory-sealed 1790-T0W8X module and one installation reference sheet.The maintenance-free design eliminates the need for periodic internal hardware calibrations.Oiltech Controls includes a comprehensive 12-month warranty policy covering all manufacturing defects.We dispatch orders daily via premium express carriers like FedEx, UPS, and DHL.Typical Application ScenariosDrive heavy-duty motor starters inside central control cabinets.Actuate pneumatic solenoid valves on high-speed packaging assembly lines.Isolate low-power digital PLC outputs from high-voltage field distribution gear.Frequently Asked QuestionsCan this module handle high inductive currents? Yes, the robust contacts support inductive loads for 100,000 cycles.What wire material works best? Use copper or copper-clad aluminum wire for all terminal connections.How do I contact support? Email your technical inquiries directly to [email protected] now.Can I call for urgent engineering assistance? Yes, dial our global hotline at 86 158 8020 0923 for WhatsApp support.Product Manual DownloadsAccess comprehensive technical resources and installation blueprints.Download the official hardware schematic manual via our portal.Review integration steps and detailed channel allocation guides before mounting.Copyright © 2026 Oiltech Controls Limited. All rights reserved.Original Source: https://www.oiltechcontrols.com/ All rights reserved.