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- Overview
- Specifications
- Description
- Applications
- Troubleshooting
- FAQ
- Recommended Products
Overview
Place of Origin: |
USA |
Brand Name: |
ICS TRIPLEX |
Model Number: |
T9803 |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
5-7 days |
Payment Terms: |
T/T |
Supply Ability: |
In stock |
Specifications
|
Model |
T9803 |
|
Product Type |
TMR Digital Input Termination Assembly |
|
Channels |
16 Channel |
|
Supported Input Modules |
T9401 / T9402 Digital Input Modules |
|
Field Supply Voltage |
18–32 VDC (nominal 24 VDC) |
|
Channel Isolation |
±1.5 kVDC withstand for 1 minute |
|
Channel Input Impedance |
5.125 kΩ ±0.2% |
|
Per Channel Protection |
50 mA fast-blow fuse (built-in per channel) |
|
Dimensions |
16.3 x 3.8 x 5.8 cm |
|
Field Wiring Specification |
Max 1.31 mm² (16 AWG) cable |
|
Hot-Swap Capability |
Supported (mechanical hot insertion/removal) |
|
Safety Integrity Level |
System up to SIL 3 |
|
Operating Temperature Range |
-40 °C to +60 °C |
|
Hazardous Area Certification |
Class I, Division 2 (Groups A, B, C, D) |
Description
The ICS Triplex T9803 is a TMR Digital Input Termination Assembly for the AADvance controller system. This assembly serves as a relay connection platform between field hardware devices and input modules, featuring screw terminal blocks and module slots. In actual operation, signal lines from field switches, buttons, and sensors are secured to the terminal blocks with screws, transmitting the on/off status signals from the field devices into the system.
Applications
Petroleum Refineries: Monitors emergency shutoff valves and pressure switch signals in high-risk units.
Oil and Gas Facilities: Collects remote explosion-proof switch signals from pipelines and stations.
Chemical Plants: Transmits signals from overpressure, gas detection, and interlock systems.
Power Plants: Aggregates safety switch signals for boiler, turbine, and generator protection systems.
Troubleshooting
System prompt: Channel anomaly in 1oo2D/2oo3D topology: For T9401/2 compatibility, use hot-swap replacement of faulty module without system shutdown.
Specific channel signal loss or “open circuit”: Check 50 mA fuse for trip due to short circuit or surge; verify 16 AWG wiring for looseness or vibration damage.
FAQ
Q: How many input modules can T9803 support in a TMR configuration?
A: Supports three T9401 or T9402 modules in parallel operation.
Q: What channel isolation level does T9803 provide?
A: ±1.5 kVdc isolation withstand for 1 minute.
Q: What fuse protection is used in T9803 input channels?
A: 50 mA fast-acting fuse per channel for overcurrent protection.
Q: What DC voltage range can T9803 tolerate?
A: 18–32 Vdc wide operating range from 24 Vdc nominal supply.
Q: What safety integrity level can T9803 achieve in TMR systems?
A: Supports up to SIL 3 safety integrity level.
