Description

Product Overview

The ICS Triplex T9802 is a high-performance digital input termination assembly engineered to meet the rigorous demands of safety-critical industrial applications.As an integral part of ICS Triplex’s safety-instrumented system(SIS)components,it plays a pivotal role in securely terminating and processing digital input signals.This assembly is designed to work in harmony with the ICS Triplex T9401/2 input modules,creating a reliable and efficient digital input infrastructure.

The T9802 supports up to 16 digital input channels,allowing for the connection of a significant number of field devices.This makes it suitable for large-scale industrial setups where multiple sensors,switches,or other digital input sources need to be integrated into the control system.Whether it’s monitoring emergency stop buttons,pressure switches,or other safety-related digital signals,the T9802 ensures accurate and timely signal reception.Its compatibility with key input modules within the ICS Triplex ecosystem streamlines system integration,reducing complexity and potential points of failure.In safety-critical applications,such as those in the oil and gas,chemical,and power industries,the T9802 serves as a reliable front-line component for safeguarding operations.

Technical Specifications

Parameter Name

Parameter Value

Product Model

ICS Triplex T9802

Manufacturer

ICS Triplex

Product Type

Digital Input Termination Assembly

Field Connections

16 channels

Conductor Cross-Section

Maximum 1.31 mm²(16 AWG)

Stripping Length

6 mm(¼in.)

Input Channel Fuses

50 mA,125 V,type T

Channel Load

5.125±0.2%kΩ

Input Measurement Voltage Resolution

5 mV,13-bit

Channel Isolation

±1.5 kVdc maximum withstanding for 1 minute

Maximum Field Loop Power Dissipation

0.2 W per field loop(0.68 Btu/hr)

Input Voltage

24 Vdc

Input Impedance

High impedance(minimizes loading on input devices)

Isolation Voltage

High-voltage isolation(protects against voltage surges and transients)

Operating Temperature

-40 to 85°C

Storage Temperature

-40 to 85°C

Humidity

5 to 95%RH(non-condensing)

Main Features and Advantages

Dual Input Configuration:The T9802 is equipped with a dual-input configuration,enabling it to accept dual input signals.This feature is particularly useful in applications where redundancy is crucial.For example,in emergency shutdown systems,having dual-input signals can provide an extra layer of safety.If one signal source fails,the other can still be relied upon to trigger the necessary safety actions.This redundancy significantly reduces the risk of false negatives and ensures continuous operation in critical situations.

Fuse Protection:Each of the 16 input channels on the T9802 is protected by 50 mA fuses.This fuse protection acts as a safeguard against overcurrent situations.In industrial environments,electrical faults can occur due to various reasons such as short circuits in field wiring or sudden surges in current.The fuses in the T9802 quickly interrupt the circuit in case of an overcurrent event,preventing damage to the input module and the connected field devices.This not only protects the integrity of the control system but also reduces maintenance costs associated with repairing or replacing damaged components.

High Input Impedance:With a high input impedance,the T9802 minimizes the loading on input devices.When connecting multiple sensors or switches to the input module,a low-impedance input can draw excessive current from the source,potentially affecting the performance of the input device.The T9802’s high-impedance design ensures that the input devices operate within their optimal range,maintaining accurate signal transmission.This is especially important in applications where the input signals are weak or sensitive,such as those from certain types of proximity sensors or low-power switches.

High Isolation Voltage:The T9802 offers high-voltage isolation,protecting against voltage surges and transients.In industrial settings,electrical noise and voltage spikes are common.These can be caused by lightning strikes,switching operations of large motors,or other electrical disturbances.The high-isolation voltage feature of the T9802 shields the input module and the connected control system from these potentially damaging voltage events.By providing a barrier between the field-level signals and the control system,it helps maintain the stability and reliability of the entire safety-instrumented system.

Application Field

The ICS Triplex T9802 finds extensive use in a wide range of safety-critical applications across multiple industries.

In the oil and gas industry,it is employed in emergency shutdown systems(ESD).The T9802 securely terminates digital input signals from various sensors and switches,such as pressure switches,temperature sensors,and emergency stop buttons.These signals are then processed to trigger shutdown procedures in case of any abnormal conditions,preventing potential disasters.For example,in an offshore oil platform,the T9802 monitors signals from gas detectors.If a gas leak is detected,the module quickly relays the signal to the ESD system,which then shuts down the relevant equipment to avoid explosions or fires.

Chemical plants also rely on the T9802 for process safety.It can be used to monitor and control chemical reactions by receiving digital input signals from flow meters,level sensors,and valve position switches.In a chemical reactor,the T9802 ensures that the reaction conditions are constantly monitored.If the temperature or pressure exceeds safe limits,as detected by the connected sensors,the module sends the appropriate signals to initiate corrective actions,such as adjusting the flow of reactants or shutting down the reactor.

In power generation,the T9802 plays a role in turbine control systems.It receives digital input signals related to turbine speed,vibration,and oil pressure.Based on these signals,the control system can adjust the turbine’s operation to ensure stable power generation.For instance,if the turbine speed deviates from the set value,the T9802 relays the signal,and the control system can adjust the fuel supply or the blade pitch to correct the speed.

Related Products

ICS Triplex T9401/2 Input Modules:These are the primary input modules that the T9802 is designed to be compatible with.The T9401/2 modules process the digital input signals that are terminated by the T9802.While the T9802 focuses on reliable signal termination,the T9401/2 modules perform the signal conditioning and initial processing before sending the data to the main control system.

ICS Triplex T8100C Safety Digital Input Module:This module,like the T9802,is used for digital input in safety-critical applications.However,the T8100C has 32 input channels compared to the T9802’s 16.It may be more suitable for larger-scale systems where a higher number of digital input signals need to be managed.

ICS Triplex T8400 Safety Controller:The T8400 is a key controller in the ICS Triplex safety system.The T9802 works in tandem with the T8400.The input signals terminated by the T9802 and processed by the associated input modules are sent to the T8400 for further decision-making and control actions.

ICS Triplex PS2400 Power Supply:This 24V DC redundant power supply provides stable power to the T9802 and other components in the ICS Triplex system.A reliable power supply is essential for the proper functioning of the T9802,and the PS2400 ensures continuous operation even in the event of a power failure in one of the power sources.

ICS Triplex TB8100 Terminal Board:Similar to the T9802,the TB8100 is a terminal board.However,it may have different specifications and is designed for different types of connections or applications.The T9802 is specifically focused on digital input termination,while the TB8100 may be more versatile or suitable for other types of signals or wiring configurations.

Installation and Maintenance

Pre-installation preparation:Before installing the ICS Triplex T9802,carefully inspect the module for any physical damage.Check for bent pins,cracks in the enclosure,or any signs of wear.Ensure that the installation environment meets the specified temperature and humidity requirements.Verify that the power supply to be used is 24V DC as required by the T9802.When connecting the field wires,make sure to strip the wires to the correct length of 6 mm(¼in.)and ensure that the conductor cross-section does not exceed 1.31 mm²(16 AWG).Follow the wiring diagram carefully to ensure proper connection of the 16 input channels.

Maintenance recommendations:Regularly check the fuses in the T9802 for any signs of blowing.If a fuse has blown,identify and rectify the cause of the overcurrent before replacing the fuse.Periodically clean the module to remove any dust or debris that may have accumulated,as this can affect its performance.Check the connections of the field wires to ensure they are secure and free from corrosion.During maintenance shutdowns,perform a functional test of the T9802 by applying known digital input signals and verifying that the module correctly terminates and relays these signals to the connected input modules.Keep a record of the module’s performance over time to detect any trends or potential issues early.

Product Guarantee

We provide 100%factory-original ICS Triplex T9802 modules,accompanied by a manufacturer’s certificate of authenticity.All units come with a 12-month quality guarantee.In the unlikely event that the T9802 fails due to material or manufacturing defects(excluding damage caused by improper installation or misuse),we offer a free replacement.Our technical support team is available to assist with any installation,configuration,or troubleshooting queries related to the T9802.We are committed to ensuring that our customers receive a reliable and high-performing product,backed by excellent after-sales service.Trust in the ICS Triplex T9802 for your safety-critical digital input termination needs.