Product Name: Digital Output Module
Brand Name: Triconex Invensys
Model Number: DO3401 DO 3401
Place of Origin: USA
Warranty: 12 Months
Whatsapp：+86 18020776782
Email：[email protected]
Sales |
Phone/Whatsapp |
|
Jim Pei |
| Product Name | Triconex Invensys DO3401 DO 3401 Digital Output Module |
| Manufacturer | Triconex Invensys |
| Product Type | Digital Output Module |
| Part Number | DO3401 DO 3401 |
| Weight | 1.45kg |
| Estimated shipping dimensions | 4.5x18.5x21.8cm |
| Place of shipment | Xiamen, China |
| Country of origin | USA |
| Number of Output Points | 16, Commoned |
| Nominal Output Voltage | 24 VDC |
| Operational Voltage Range | 15–30 VDC |
| Absolute Maximum Output Voltage | 33 VDC |
| Absolute Maximum Reverse Input Voltage | -0.6 VDC |
| Switching Output Current | <4.8 A, Self-Limiting; 3.0 A Typical |
| Degraded Mode Output Current | >0.7 A, Self-Limiting; 1.5 A Typical |
| Field Alarms | Loss of Field Power; Output Point Shorted On or Off |
| OFF Region | 0–5 VDC |
| Transition Region | 6–14 VDC |
| ON Region | 15–30 VDC |
| Off-State Leakage to Load | <1 mA |
| Diagnostic Glitch Duration | <2 ms Maximum; 500 μs Typical |
| On-State Voltage Drop | <1.0 VDC @ 1.5 A |
| Loop-Back Scan Time | <1.0 ms for All 16 Points |
| Functional Earth to Protective Earth Isolation | 500 VDC Minimum |
| Functional Earth to Functional Earth (Logic) Isolation | 800 VDC Minimum |
| Architecture | Triple Modular Redundant (TMR), 3 Isolated Channels |
| Voting Circuitry | Patented Quad Voter |
| Diagnostic Function | Output Voter Diagnostic (OVD) |
| Hot-Spare Support | Yes |
| Compatible Baseplate | Model 2401 |
| Low-Current Baseplate | Model 2401L |
| External Termination Support | DO External Termination Baseplate / 9671-610 Hazardous Location External Termination Panel |
| Primary Function | Provides redundant 24 VDC digital outputs for safety-critical control applications |
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Minimum Order Quantity |
1 Piece |
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Price |
Contact for Jim |
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Packaging Details |
Original new Factory Sealed |
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Delivery Time |
3–7 Days |
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Payment Terms |
T/T |
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Shipping Method |
DHL / FedEx / UPS / TNT |
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Supply Ability |
In stock |
The Triconex Invensys DO3401 DO 3401 is a 16-point 24 VDC Digital Output Module designed for high-availability industrial automation and safety control systems. Featuring Triple Modular Redundant (TMR) architecture, patented Quad Voter circuitry, Output Voter Diagnostic (OVD), and hot-spare support, the Triconex DO3401 delivers reliable digital output control with continuous fault monitoring. It is ideal for Safety Instrumented Systems (SIS), Emergency Shutdown Systems (ESD), fire and gas systems, and critical process control applications in oil and gas, petrochemical, chemical, and power generation industries.
Q1: Why is the DO3401 suitable for Safety Instrumented Systems (SIS)?
It uses Triple Modular Redundant (TMR) architecture with three isolated channels and Quad Voter circuitry, providing the redundancy required for dependable safety-related output control.
Q2: What field devices can the Triconex DO3401 control?
The module can control compatible 24 VDC devices such as solenoid valves, relays, contactors, alarms, shutdown actuators, and other discrete loads commonly used in industrial process automation.
Q3: What diagnostic functions are built into the DO3401?
The DO3401 includes Output Voter Diagnostic (OVD), loop-back monitoring, and field alarm functions that help detect loss of field power and output points shorted ON or OFF.
Q4: Does the DO3401 support hot-spare replacement?
Yes. Hot-spare support makes the module suitable for high-availability Triconex systems where maintenance and module replacement need to minimize process interruption.
Q5: Which baseplates are compatible with the Triconex DO3401?
The DO3401 / DO 3401 is compatible with the Triconex Model 2401 baseplate and the 2401L low-current baseplate, along with supported external termination solutions.
Q6: Why choose the Triconex DO3401 for critical digital output applications?
The DO3401 DO 3401 combines TMR architecture, output voting, continuous diagnostics, hot-spare capability, and 24 VDC field control, making it a strong choice for applications where reliability, fault detection, and system availability are essential.
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