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  7. NCS-HM105 HART Modem
NCS-HM105
NCS-HM105-2
NCS-HM105-3
NCS-HM105-4
NCS-HM105-5
NCS-HM105
NCS-HM105-2
NCS-HM105-3
NCS-HM105-4
NCS-HM105-5

NCS-HM105 HART Modem

NCS-HM105

Product Overview

As a core connecting device for the digital transformation of industrial automation instruments, the HART modem is a key bridge connecting analog signals and digital communication. With its core advantages of high compatibility, industrial-grade high stability and ease of use, it has become an essential core equipment for instrument manufacturers to achieve product digital upgrades, ensure accurate interaction of field control signals, and reduce upgrade costs.

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Application Cases
Output Signal HART
Protocol Version HART 5, HART 6, HART 7
Interface Type USB, RS232 (optional)
Receiver Sensitivity 120 mVpp
Output Amplitude RA type: 60 mVpp~330 mVpp (@ 250 Ω);
Other types: 250 mVpp (@ 250 Ω)
Output Impedance ≥ 5 KΩ
External Power Supply USB type: provides 24V / 40 mA
Isolation Voltage 500VAC
EMC IEC 61326 (GB/T 18268)
Display Method LED indicator, showing data TX/RX status
Operating Temperature (-20~50)℃
Humidity Range (5~95)%RH
Storage Temperature (-50~85)℃
Protection Level IP20
Housing Material Aluminum alloy
Electrical Connection Alligator clip, test hook
Dimensions (70 × 50 × 18)mm
Weight Approx. 0.15kg
  • Product Design Specifications:Utilizes voltage-mode modulation and demodulation signals, strictly complying with HART (FSK) physical layer specifications.
  • Strong Anti-interference Capability:Employs transformer isolation design, effectively eliminating the impact of grounding interference.
  • Low Power Consumption and Energy-Saving Design:Operates with overall low power consumption; some models can operate without an external power supply.
  • Rich Interface Configuration:Offers both USB and serial port interfaces to suit different application scenarios.
  • Flexible Function Expansion:The USB model can be powered externally; the RA model has adjustable output signal amplitude, enhancing its applicability.
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