Description
1. At-A-Glance Executive Brief
- Model: T9802
- Brand: ICS Triplex (Rockwell Automation)
- Part Type: Digital Input Termination Assembly (TA) / 16-Channel Dual Isolated Configuration
- Lifecycle Status: Active Safety Component / Secondary Supply Chain Inventory
- Weight: Approx. 1.25 kg (2.76 lbs)
- System Compatibility: AADvance Safety Instrumented System / Mates with T9401 and T9402 Digital Input Modules
2. Technical Introduction
Safety-critical industrial loops demand reliable, fault-tolerant signal termination hardware to process discrete inputs without risking single points of failure. The ICS Triplex T9802 functions as a 16-channel digital input termination assembly configured for dual (redundant) architectures. It provides galvanic channel isolation to protect sensitive measurement loops against high-voltage transients and common-mode interference. Deploying this termination assembly requires strict verification of field loop power and proper terminal block torque to preserve fault-tolerant voting integrity across safety racks.
- Best Suited For:
- Direct replacement of failed dual input termination assemblies in legacy AADvance safety racks.
- Maintaining high signal integrity across dual-redundant emergency shutdown (ESD) discrete loops.
- Upgrading or servicing 16-channel isolated digital input configurations during scheduled plant maintenance.
3. Core Technical Specifications
- Product Family: AADvance Safety Control System
- Module Type: Digital Input Termination Assembly (TA)
- Channel Capacity: 16 Isolated Digital Input Channels (Dual Configuration)
- Channel Protection: Onboard 50mA, 125V (Type T) fuses per input channel
- Channel Isolation: \pm 1.5 kVdc maximum withstanding for 1 minute
- Conductor Acceptance: Maximum 1.31 mm^2 (16 AWG) cross-section
- Environmental Tolerances: Please refer to the OEM datasheet for complete environmental tolerances.
4. Field Engineer’s Tech Notes
- Channel Fuse Verification: Each of the 16 channels on the T9802 assembly incorporates an individual 50mA protection fuse. If an entire loop experiences signal dropouts or diagnostic fault flags, inspect these onboard fuses using a non-conductive tool before replacing the entire assembly.
- Shielding and Grounding Continuity: Terminate field-side shielded cables directly to the designated cabinet earth ground bus bar near the panel entry point. Inadequate shield bonding on long digital input runs can introduce induced electrical noise and trigger false state changes.
5. Adaptive QA & Testing Protocol
Each T9802 termination assembly undergoes rigorous bench validation prior to warehouse release. Technicians mount the module to a live test fixture to verify trace continuity across all 16 dual-isolated input paths, test isolation barrier thresholds up to rated limits, and validate fuse continuity under simulated loads. Detailed test verification reports are available upon request prior to shipment.
6. Buyer’s FAQ
- What inventory conditions are available for this module?We supply this termination assembly in factory New Surplus (NSFP) and fully tested refurbished conditions, explicitly documented on all commercial paperwork.
- What warranty coverage applies to this safety hardware?Every unit is backed by a standard 12-month operational warranty covering component integrity and functional performance from the invoice date.
- How are static-sensitive safety assemblies packaged for transit?Units are sealed in heavy-duty moisture-barrier anti-static packaging and secured within custom structural foam containers to eliminate ESD and physical impact hazards during transport.
