Product Details
Configured for high-integrity loop execution in safety-instrumented platforms, the ICS Triplex T8480 (T8480 Analog Output Module) provides direct physical/electrical execution. The hardware operates across 40 channels organized into 5 distinct power groups to drive 1 mA to 22 mA field loops under 20 VDC to 32 VDC backplane bus power.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | T8480 |
| Brand | ICS Triplex |
| Origin | United Kingdom |
| Dimensions | Standard T8100/T8300 Slot Form Factor |
| Operating Temp | 0 deg C to +60 deg C |
| Power Consumption | 22 W Backplane / 28 W System Supply Power Dissipation |
| Number of Outputs | 40 Channels |
| Power Groups | 5 Groups |
| Output Current Range | 1 mA to 22 mA |
| Field Supply Voltage | 18 VDC to 32 VDC (0.9 A max field supply current) |
| Isolation Voltage | 50 V Reinforced continuous / 250 V Basic fault |
| Calibration Accuracy | +/-0.1% FS (+25 deg C) / +/-0.25% FS (0 deg C to +60 deg C) |
| Step Response Time | Less than 50 ms (1 mA to 20 mA step to 1% final value) |
| Short Circuit Protection | 22 mA into 0 Ohm |
High-Reliability Safety Control & TMR Architecture
The T8480 incorporates triple modular redundancy (TMR) 2oo3 architecture to satisfy SIL3 certification requirements in emergency shutdown and safety-critical execution loops. Signal routing across the inter-module bus (IMB) maintains complete fail-safe state execution through dedicated fault isolation boundaries. Galvanic isolation rated at 50 V continuous reinforced insulation protects channel groups against common-mode electrical faults, suppressing inter-channel disturbance and preventing uncommanded signal shifts during system transients.
Frequently Asked Questions
Q: How does the T8480 handle output current transients during hot-swap module replacement?
A: During standby swap conditions, bump fault leakage is strictly constrained to a maximum of +/-350 uA for up to 7 seconds, with peak transient excursions capped at +/-10 mA for less than 50 ms.
Q: Are the internal output fuses field-replaceable by maintenance staff?
A: No. The internal fusing components are integrated within the module assembly and are not user serviceable.
Q: What slot locations in the system rack accommodate the T8480 module?
A: The module is engineered specifically for installation in designated T8100 and T8300 I/O module chassis slots.
Field Installation Guidelines
- Disconnect or isolate the 18 VDC to 32 VDC field power supply before wiring field terminal blocks to prevent transient arcing across power group boundaries.
- Route field current loop wiring through shielded twisted-pair cables, terminating shields to the system earth busbar to maintain +/-0.1% full scale calibration accuracy.
- Ensure the module is fully aligned and latched into the T8100 or T8300 slot backplane connectors to maintain adequate galvanic insulation and backplane current transfer.
- Verify field wiring load impedance does not force current limits below the required 1 mA threshold during loop commissioning.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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