Configured for 4-20 mA DC analogue output execution in a Trusted TMR control system, the ICS Triplex T8480C (T8480C Trusted TMR Analogue Output Module) provides four output channels with 16-bit resolution and 1500 V AC isolation.
Hardware Specifications
Parameter
Specification
Model
T8480C
Brand
ICS Triplex
Product Type
Trusted TMR Analogue Output Module
Channels
4
Output Signal
4-20 mA DC
Voltage Option
0-10 V DC
Resolution
16-bit
Accuracy
+/- 0.1% of full scale
Load Compliance
0-750 ohm
Update Rate
100 ms per channel
Isolation
1500 V AC
Power Supply
5 V DC
Mounting
Trusted rack
Origin
USA
Weight
1.32 kg
Dimensions
3 x 30.3 x 26.5 cm
Operating Temp
-40 deg C to +70 deg C
Humidity
0-95% non-condensing
Tariff Code
8537101190
Shipment Location
Xiamen, China
Trusted TMR and Galvanic Isolation
The T8480C forms part of the ICS Triplex Trusted safety control architecture. Its analogue output channels provide electrical control signals for connected field devices while maintaining 1500 V AC isolation.
The module supports four channels and provides 16-bit output resolution. Therefore, the control system can issue analogue commands with defined numerical resolution across the configured output range.
The 4-20 mA DC output supports loads from 0 to 750 ohm. The module also specifies a 0-10 V DC voltage option. Each channel updates at a stated rate of 100 ms.
The Trusted TMR architecture supports fault-tolerant signal processing through redundant processing paths. However, the supplied data does not define the specific TMR voting implementation or SIL certification details for this individual module, so those parameters should be verified against the applicable Trusted system manual.
Frequently Asked Questions (FAQ)
Q: How many analogue output channels does the T8480C provide? A: The T8480C provides four analogue output channels.
Q: What output ranges does the supplied specification identify? A: The specification identifies 4-20 mA DC output and a 0-10 V DC voltage option.
Q: What load can the 4-20 mA output drive? A: The specified load compliance range is 0-750 ohm.
Field Installation Guidelines
Install the T8480C in the specified Trusted rack and secure the module according to the rack installation procedure.
Verify the rack power supply before inserting the module.
Route analogue signal wiring separately from high-voltage switching and high-current power conductors where practical.
Use suitable shielded cable for low-level analogue signals when the installation environment presents significant electromagnetic interference.
Terminate cable shields according to the plant grounding and instrumentation wiring standard. Avoid creating unintended ground loops.
Verify the connected load before commissioning each 4-20 mA output channel.
Confirm field wiring polarity and terminal assignments against the applicable Trusted system documentation before energizing the circuit.
Keep signal wiring mechanically secured and provide adequate strain relief at termination points.
Do not infer hot-swap capability from the supplied specifications. Confirm the permitted insertion and removal procedure in the applicable Trusted rack documentation.
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