Description
Detailed Parameter Table
| Parameter Name | Parameter Value |
| Product Model | 07KT98 H4 GJR5253100R3262 |
| Manufacturer | ABB |
| Product Category | Temperature Input Module |
| Input Type | RTD (Pt100, Pt1000, Ni100, Cu10) |
| Channels | 8 isolated inputs |
| Measurement Accuracy | ±0.1°C (Pt100) |
| Input Range | -200°C to +850°C |
| Resolution | 0.01°C |
| Communication | PROFIBUS DP, Modbus RTU |
| Power Supply | 24V DC (±10%) |
| Operating Temperature | -20°C to +60°C |
| Protection Class | IP20 |
| Dimensions | 110 × 100 × 75 mm |
| Weight | 400g |
| Compliance Standards | IEC 60751, UL 508, CE |
ABB 07KT98 H4 GJR5253100R3262
Product Introduction
The ABB 07KT98 H4 GJR5253100R3262 is a high-precision temperature input module designed for industrial process monitoring and control. Part of ABB’s S800 I/O series, this module provides 8 isolated RTD input channels with exceptional accuracy (±0.1°C for Pt100), making it ideal for critical temperature measurement in harsh industrial environments.The 07KT98 H4 supports multiple RTD types (Pt100, Pt1000, Ni100, Cu10) and features advanced noise filtering for reliable measurements in electrically noisy environments. Its PROFIBUS DP and Modbus RTU communication ensures seamless integration with ABB AC 800M PLCs and third-party control systems. The module is widely used in power plants, chemical processing, and HVAC systems, where accurate temperature monitoring is essential for process efficiency and safety.
Core Advantages and Technical Highlights
High-Accuracy Temperature Measurement:
±0.1°C accuracy (Pt100) for precise process control
8 isolated channels to prevent ground loops and interference
Wide input range (-200°C to +850°C) for diverse applications
0.01°C resolution for detailed monitoring
Robust Industrial Design:
Conformal coated PCB for humidity and dust resistance
Surge and EMC protection (IEC 61000-4-5)
-20°C to +60°C operating range for harsh environments
Flexible Integration:
PROFIBUS DP and Modbus RTU for PLC/SCADA connectivity
Hot-swappable for maintenance without downtime
LED diagnostics for quick fault detection
User-Friendly Features:
Auto-calibration for minimal drift over time
Configurable alarm thresholds for early warning
ABB Automation Builder support for easy configuration
Typical Application Scenarios
The ABB 07KT98 H4 GJR5253100R3262 is ideal for:
Power Generation:
Turbine bearing temperature monitoring
Transformer winding temperature measurement
Chemical Processing:
Reactor temperature control
Distillation column monitoring
HVAC & Building Automation:
Chiller and boiler temperature sensing
Data center cooling systems
Food & Pharmaceutical:
Sterilization process monitoring
Freezer storage temperature tracking
ABB 07KT98 H4 GJR5253100R3262
Related Model Recommendations
| Model | Description |
| 07KT97 | 4-channel RTD input module |
| 07KT99 | 16-channel RTD input module |
| 07AI91 | Analog input module (voltage/current) |
| 07AC91 | Analog output module |
| CI854 | Communication interface (PROFIBUS DP) |
Installation, Commissioning & Maintenance
Installation Preparation:
Ensure 24V DC power supply (±10%) stability.
Mount on DIN rail with 25mm clearance for ventilation.
Use shielded twisted-pair cables for RTD connections.
Maintenance Recommendations:
Annual calibration check for measurement accuracy.
Inspect terminal tightness every 6 months.
Monitor LED status indicators for faults.
Replace every 8–10 years (recommended lifecycle).
Service & Guarantee Commitment
ABB provides:
36-month warranty (extendable options available).
Global technical support (24/7 for critical applications).
Firmware updates via Automation Builder.
On-site calibration services.
10-year spare parts availability guarantee.
The 07KT98 H4 undergoes:
100% production testing (accuracy, isolation, EMC).
Environmental stress screening (-40°C to +85°C).
500-hour burn-in test for reliability validation.
