ABB AI950S 3KDE175521L9500 Temperature Input Module (TI4-Ex) 

Voltage range: 24V DC ±10%

Power consumption: Typical value ≤10W

Redundancy support: Supports dual power input, requires external redundancy module.

Type: No built-in backup battery, power-off protection is required through an external power module

Power-off retention time: depends on the capacity of the external power module

Main communication: PROFIBUS DP V1 supports redundancy

Expansion interface: Supports Modbus RTU, CANopen and other protocols through FBP (Fieldbus Processor)

Communication rate: PROFIBUS DP 9.6 kbps to 12 Mbps

Number of channels: 4 channels (isolated)

Input type:

Thermocouple: B, E, J, K, L, N, R, S, T, U

Thermal resistor: PT100, PT1000, Ni100 (2/3/4 wire)

Millivolt signal: ±100 mV

Accuracy: ±0.1% F.S. (typical value)

Type: No built-in relay output, need to be realized through expansion module

Expansion capability: Supports connection of 4-channel digital output module

Ambient temperature: -20°C to +60°C

Storage temperature: -40°C to +70°C

Relative humidity: 5% to 93% (at 40°C, no condensation)

Protection level: IP20 (installed in cabinet)

Local interface: No physical display, status is displayed through LED indicators

Remote configuration: Supports FDT/DTM or ABB System 800xA for parameter setting and diagnosis

Intrinsically safe design: ABB AI950S supports direct installation in ATEX Zone 1/2 hazardous areas, and achieves intrinsically safe signal transmission through built-in isolation barriers to reduce wiring costs. All components are coated with G3 and are suitable for corrosive environments.

High reliability and redundancy: ABB AI950S supports dual redundancy of power supply and communication to ensure the continuity of critical applications. The hot-swap function allows online replacement of modules without downtime for maintenance.

Flexible expansion and diagnosis: ABB AI950S communicates with the control system via PROFIBUS DP and is compatible with a variety of fieldbus protocols. Built-in extended diagnostic function to monitor channel status in real time.

Multi-signal compatibility: Supports mixed input of thermocouples, thermal resistors, and millivolt signals, and electrical isolation between channels to avoid signal interference. High-precision measurement to meet the needs of industrial process control.

Power and Energy: Temperature monitoring of steam turbines in thermal power plants, thermal management of inverters in photovoltaic power plants. Supports redundant design to ensure the stability of the power system.

Water treatment and environmental protection: Temperature monitoring of biological pools in sewage treatment plants, control of industrial wastewater treatment systems.

Food and Beverage: Temperature monitoring of cold chain logistics, temperature control of fermentation tanks. Compliant with RoHS standards, meeting food-grade equipment requirements.

Oil and Gas: Wellhead temperature monitoring, pipeline leak detection, compressor status monitoring. Applicable to hazardous environments such as offshore platforms and refineries.

Chemical and Pharmaceutical: Reactor temperature control, distillation tower temperature monitoring, clean room environment monitoring.Meets G3 coating requirements to resist corrosive gases.