The Triconex 3805E, part of theTricon Invensys TMR (Triple Modular Redundant) architecture, is a high-reliability analog output card designed for safety-critical applications in process control and industrial automation.
Core Technical Specifications
Parameter
Specification
Model
3805E
Module Type
TMR Analog Output Module
Output Channels
8 points (commoned return, DC coupled, no channel-to-channel isolation)
Output Current Range
4–20 mA (supports +6% overrange up to 21.2 mA)
Resolution
12 bits
Accuracy
< 0.25% of FSR (0–21.2 mA)
Channel Switching Time
< 10 ms (typical on single leg failure)
Overload Protection
Continuous +42.5 VDC with reverse voltage protection
External Loop Power
Nominal +24 VDC, maximum +42.5 VDC
Color Code
Pea Green
Loop Power & Load Requirements
Load Resistance
Minimum Loop Voltage
Minimum Current Requirement
250 Ω
> 20 VDC
≥ 1 A
500 Ω
> 25 VDC
≥ 1 A
750 Ω
> 30 VDC
≥ 1 A
1000 Ω
> 35 VDC
≥ 1 A
Environmental & Physical Properties
Operating Temperature: 0 °C to +60 °C (32 °F to 140 °F)
Storage Temperature: -65 °C to +85 °C
Weight: 2.27 kg
Functional Role
Providesredundant analog outputs for critical control loops in safety instrumented systems.
Ensures fault tolerance via TMR architecture with rapid channel switching (<10 ms).
Designed for continuous operation under industrial load conditions with robust overload protection.
Topbrands collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.
What is the warranty period?
We offer a standard one-year warranty for all new and original items.
What payment methods do we accept?
We accept 100% T/T (Telegraphic Transfer) before shipping. For items with a lead time, a 30% deposit is required in advance, with the remaining 70% balance due before shipping. If you have an agent in China, please contact us for RMB transfer.
What is the warranty period?
We offer a standard one-year warranty for all new and original items.
What shipping methods do we use?
We primarily utilize carriers such as FedEx, DHL, UPS, BRE, etc. If you have an account with any of these carriers, you can arrange the shipping yourself. Additionally, we offer free shipping to China freight forwarders.
What is our delivery time?
Typically, delivery takes around 1-3 days after receiving the advance payment. For items with a quoted lead time, delivery will occur as per the specified lead time.
How do we package the goods?
Our packaging process involves multiple layers of protection. Initially, the product is placed in its original box, sealed with a label. Then, we add a layer of bubble wrap to safeguard against collisions during transportation. Finally, all products are securely packed in sturdy boxes for further protection.
How can customers contact us and request a quote?
Customers can inquire via email, WhatsApp, WeChat, Skype, or any preferred communication platform. Simply reach out to us, and we'll promptly provide a quote tailored to your needs.
Topbrands PLC Limited is a top supplier of genuine new PLC and DCS parts, serving over 50 countries globally. We offer high-quality products from renowned brands like Bently Nevada, Honeywell, ABB, and more. With our warehouse in China stocking up to 30,000 pieces, we ensure rapid delivery to meet urgent order needs while maintaining competitive pricing to save our customers' budgets. Learn more...
From order to install, everything went smoothly. The 3805E handles voltage fluctuations effortlessly and maintains stable input readings. Delivery was fast, and the packaging was secure
A
Ahmed Hassan
We needed a high-integrity input module for a HIPPS application, and this fit perfectly. The input delay is minimal, and the point isolation is top-tier. Service was professional and prompt
Y
Yuki Nakamura
Customer support was excellent—they helped us verify compatibility with our legacy system. The module performs flawlessly and was delivered faster than expected
D
David Smith
Triconex never disappoints. The 3805E is rugged, responsive, and built for high-demand environments. Arrived in under a week with all compliance paperwork included
C
Chloe Tan
We installed this in a fire and gas protection system. It’s been rock solid. The switching levels are precise, and the hysteresis is exactly as advertised. Great quality and fast delivery
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