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Detailed content
Power Consumption: 200mA @ 5VDC (typical)
A/D Conversion Type: 18-bit, Integrated
Update Rate: 50 Channels/second (or 12.5 Channels/second for specific models)
Average RTD Current: 330 Microamps
Channel-to-Channel Tracking: 0.1°C
Operating Temperature: 0°C to 60°C (32°F to 140°F)
Humidity: 5% to 95% Non-condensing
Isolation:
Channel-to-Bus: 1500V AC
Channel-to-Channel: 5V AC
Functional Characteristics
Direct RTD Connection: Allows RTD temperature sensors to be directly connected to PLCs without external signal processing devices (e.g., transmitters).
Signal Processing: All analog and digital processing of RTD signals is performed on the module.
Alarm Functionality:
Each channel has 6 %AI alarm bits and one setpoint alarm.
Alarm setpoints are configured using 6 %AQ registers.
Supported RTD Types:
PT-100 (Platinum, 100Ω at 0°C)
Ni-120 (Nickel, 120Ω at 0°C)
Cu-10 (Copper, 10Ω at 25°C)
Pt-1000 (Platinum, 1000Ω at 0°C)
TD5R Silicon (Microswitch)
Application Scenarios
Industrial Automation: The HE693RTM705 is designed for use in industrial automation systems, particularly those requiring precise temperature monitoring and control.
Factory Automation Equipment: It is suitable for applications in factory automation, where real-time temperature data is crucial for maintaining optimal operating conditions and ensuring product quality.
Heavy Industry: Its durability and accuracy make it ideal for use in heavy industries such as steel, oil and gas, and power generation, where harsh environments and high performance requirements are common.
Remote Monitoring and Control: The module’s RTU/Modbus Master capabilities enable remote monitoring and control of temperature sensors, allowing for centralized management of temperature-sensitive processes.
