ABB TH02EX Intrinsically Safe Temperature Transmitter
The ABB TH02EX is a high-precision temperature measurement solution designed for hazardous industrial environments. Certified for explosive atmospheres, this 2-wire transmitter converts thermocouple or RTD signals into standardized 4-20 mA outputs while maintaining galvanic isolation and intrinsic safety compliance.
Key Features
- Universal Sensor Compatibility – Accepts thermocouple (B, E, J, K, N, R, S, T) and RTD (Pt100, Pt1000, Ni100, Ni1000) inputs
- Intrinsic Safety Certification – ATEX/IECEx approved for Zone 0/1 hazardous areas (Ex ia IIC T4 Ga)
- High Measurement Accuracy – ±0.1°C basic accuracy with 16-bit digital signal processing
- Loop-Powered Design – Operates on 12-45 VDC supply through standard 4-20 mA current loop
- Diagnostic Capabilities – Sensor burnout detection and HART® communication protocol support
Technical Specifications
| Parameter | Specification |
|---|---|
| Input Types | Thermocouple/RTD with automatic sensor detection |
| Output Signal | 4-20 mA (HART® 7 compatible) |
| Environmental Rating | -40°C to +85°C operating temperature |
| Mounting | DIN rail or field mount options |
| Approvals | ATEX, IECEx, UL, CSA, FM |
Application Fields
Engineered for mission-critical temperature monitoring in:
- Petrochemical and natural gas processing facilities
- Pharmaceutical manufacturing environments
- Power generation plants (gas/steam turbines)
- Marine and offshore platforms
- Chemical processing units requiring Zone 0 compliance
Our inventory includes major brands like ABB (DSQC series, PM866, AC800PEC), GE (VMIVME-7807, IC698CPE010), Bently Nevada (3500/44, 3300/20), Foxboro (FBM203, FCP270), Triconex (3008, 3720), and Woodward (UG-10D, TG-13) systems.
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