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The YOKOGAWA YHC5150X operates as a dedicated hardware component for field-level device configuration and diagnostics within HART communication networks. This handheld communicator provides direct physical electrical execution for instrument calibration, parameter adjustment,...
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The YOKOGAWA YHC5150X operates as a dedicated hardware component for field-level device configuration and diagnostics within HART communication networks. This handheld communicator provides direct physical electrical execution for instrument calibration, parameter adjustment, and loop testing across process control platforms.
| Parameter | Specification |
| Model | YHC5150X |
| Brand | YOKOGAWA |
| Origin | Japan |
| Weight | 0.91 kg |
| Dimensions | 303 mm x 142 mm x 48 mm |
| Operating Temp | -20 deg C to 50 deg C |
| Processor | 1 GHz Microprocessor |
| RAM | 256 MB |
| Storage | 512 MB Flash (4 GB SD card installed) |
| Display | 4.3 inch (480 x 272) Transflective Touch Screen |
The YHC5150X is designed for high-speed interaction with 4-20 mA HART loop protocol devices. It facilitates bidirectional communication, allowing technicians to read, write, and monitor device variables and diagnostics in the field. The unit provides galvanic isolation from the loop, ensuring that the communicator's internal circuitry does not interfere with the ongoing process signal or trigger false alarms in the host DCS/PLC.
Q: Can the YHC5150X be used in hazardous field locations?
A: The YHC5150X is typically designed for use in industrial environments; however, always verify the specific ATEX or IECEx intrinsic safety (Ex i) certification labels on the device before taking it into an explosive atmosphere.
Q: Is the touch screen functional while wearing industrial gloves?
A: The display utilizes a transflective touch screen optimized for visibility in direct sunlight. While it responds to standard touch, users should test interface responsiveness with specific glove materials to ensure accuracy in data entry.
Ensure the device battery is fully charged prior to field deployment to prevent mid-calibration shutdown.
When connecting to a 4-20 mA loop, ensure the communicator is connected in parallel with the transmitter or across the load resistor.
If the loop resistance is below 250 Ohms, insert a HART-compliant loop resistor to ensure proper signal modulation and communication signal integrity.
Always secure the test lead connections firmly to prevent intermittent disconnections, which may cause the HART signal to drop during critical parameter uploads.
After completing field operations, store the unit in the provided protective case to prevent screen damage and connector port contamination from dust or moisture.
