The Hitachi LYD105A is an industrial programmable logic controller (PLC) or digital control module typically associated with Hitachi Automation Systems. In Stock Original New Unused.
Product Condition
Original New with One Year WarrantyParts Available
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Technical Specifications
• Provides 8 independent digital output channels
• Operates at a nominal voltage of 24V DC within a range of 15V to 30V DC
• Features a source-type output configuration with a rated current of 0.5A per channel
• Integrates over-current and thermal shutdown protection mechanisms
The HITACHI LYD105A is a digital output module. The module connects the control core of the system to execution elements of the field, converting internal logic instructions into DC voltage signals to control the power status of external equipment. Together with a heat-dissipation enclosure, the component layout limits heat accumulation during continuous full-load operation inside sealed cabinets.
|
Manufacturer |
HITACHI |
|
Model |
LYD105A |
|
Output Voltage Range |
15 VDC to 30 VDC |
|
Response Time (OFF to ON) |
≤ 0.5 ms |
|
Response Time (ON to OFF) |
≤ 0.5 ms |
|
Humidity |
5% to 95% RH |
|
Protection Rating |
IP20 |
|
Dimensions (W x H x D) |
24 x 185 x 314 mm |
|
Weight |
0.25 kg |
Applications and Features
The module runs within control systems of power plants, chemical lines, and manufacturing facilities to switch the power state of pumps, valves, and motor starters. It serves as a replacement component in legacy DCS or PLC setups. Structurally, the unit converts internal logic into DC signals through multiple channels while low-power components and a heat-dissipation enclosure prevent heat accumulation inside unventilated cabinets. The modular layout enables insertion and replacement within minutes without system reconfiguration.
Lifecycle and Market Status
The Hitachi LYD105A belongs to the long-established Hitachi PLC product family. Although many modules within this platform have reached the mature stage of their product lifecycle, the LYD105A continues to be used for maintaining and upgrading existing automation systems. It remains an important spare part for supporting legacy industrial installations and extending the service life of installed equipment.
Technical FAQ
Q: How to use products like the LYD105A?
A: Insert the module into the H-System I/O rack, connect the signal lines from external switching elements, and transfer data to the control core via the backplane bus.
Q: Which external equipment does the LYD105A control?
A: It monitors the power status of pumps, valves, relays, and motor starters.
Q: Does the LYD105A have electrical isolation?
A: The module features optocoupler isolation between the field side and logic side, with an isolation voltage greater than or equal to 500 VAC.
Q: How to check the channel status of the LYD105A?
A: Check via the independent light-emitting diode (LED) indicators assigned to each channel on the module panel.
Q: Are your products brand new?
A: Yes. We only supply 100% original and brand-new products. All items are sourced through authorized channels and have never been used or refurbished.
Q: Why can customers buy with confidence?
A: Because every product is backed by our 1-Year Warranty Guarantee of Quality, ensuring reliability, customer satisfaction, and long-term support after delivery.
Q: Do you provide international shipping?
A: Yes. We ship products to customers worldwide using reliable international logistics services such as EMS, DHL, UPS, and FedEx.
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