The TRICONEX 8305A is a modular digital input unit featuring a Triple Modular Redundancy (TMR) architecture, ensuring error-free operation in mission-critical environments even if partial components fail. It is widely used in industrial automation control, particularly in scenarios demanding high precision and reliability in data acquisition, such as chemical, oil & gas, power generation, and other critical industries.
| Parameter | Specification |
|---|---|
| Operating Voltage | 24V DC (±10%) |
| Max. Current Consumption | 0.5A |
| Input Channels | 8 channels |
| Supported Signal Types | 4-20mA, 0-10V (multiple analog signals) |
| Resolution | 16-bit |
| Sampling Rate | Up to 1000 samples/sec per channel |
| Accuracy | ±0.1% FS (Full Scale) |
| Communication Interface | Redundant high-speed interface |
| Operating Temperature | -40°C to 70°C |
| Humidity Range | 5% – 95% (non-condensing) |
| Dimensions | 180mm × 100mm × 80mm (excl. base) |
| Weight | 0.8kg |
The TRICONEX 8305A consists of an input module, main processor, and output module, each with three independent channels interconnected via the TriBus communication system. This triple-redundant architecture guarantees high reliability and safety.
The TRICONEX 8305A is widely applied in:
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Collaborative brands
ABB 丨 GE 丨Allen Bradley 丨 Honeywell 丨 Emerson 丨 Bently Nevada 丨 Westinghouse
Triconex 丨 Foxboro 丨 ICS Triplex 丨 Hima 丨 Schneider 丨 Yokogawa 丨 Woodward

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(PLC)Programmable Logic Controller
GE :IS210AEPSG2B,IS220UCSAH1A,IS215ACLEH1A,IS210AEAA
Allen-Bradley:1734-IB8 1734-OB8 1769-L18ER-BB1B 1756-IM16I
ICS Triplex : T8461,T8850,T8403,T8431,T8831,T8310
Schneider : 140DDI85300,140CPS11420,140CPU67060
Prosoft : MVI46-DFNT,MVI69-DFNT,MVI56-PDPMV1
Bachmann : MPC240/270(CPU),DI232,CM202,NT255AIO288
Woodhead : 9905-068 2301A,SSTESR2CLXRLL
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TRICONEX is a global leader in Safety Instrumented Systems (SIS), delivering mission-critical solutions for high-risk industries including oil & gas, refining, petrochemicals, and power generation. The company’s product portfolio features TÜV Rheinland SIL3-certified safety control platforms, such as:
To enable end-to-end safety ecosystems, TRICONEX offers advanced software tools:
A standout innovation is the EcoStruxure™ Triconex Safety System, a core component of the EcoStruxure Plant Architecture, which delivers lifecycle safety management to protect personnel, ensure operational continuity, and maximize asset ROI.