Product Details
Configured for real-time system data logging and software storage in Honeywell LCN System platforms, the Honeywell 51196895-100 (51196895-100 Hard Drive Unit) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 51196895-100 |
| Brand | Honeywell |
| Origin | USA |
| Weight | Approx. 0.80 kg (2.00 kg shipping weight) |
| Dimensions | Standard LCN mass storage tray mounting dimensions |
| Operating Temp | 0 deg C to +50 deg C |
| Power Consumption | Max. 15 W at 5 VDC / 12 VDC supply rails |
| Formatted Capacity | 1.8 GB |
| System Compatibility | Honeywell LCN System Installation |
| Interface Type | Internal system disk interface bus |
4-20 mA HART Loop Protocol and Channel-to-Channel Isolation
The drive assembly integrates internal power supply noise filters and isolated interface electronics to maintain galvanic channel-to-channel isolation across system backplane buses. By preventing ground loop currents and high-frequency switching transients generated during disk spin-up or head positioning from leaking into backplane power rails, the unit prevents electrical crosstalk that could impair analog I/O modules processing 4-20 mA HART loop protocol telemetry.
Frequently Asked Questions
Q: How is physical power delivered to the 51196895-100 hard drive assembly?
A: Power is supplied directly via the LCN chassis backplane connector, which feeds regulated 5 VDC logic and 12 VDC spindle motor rails to the drive mounting tray.
Q: Can the 51196895-100 drive be hot-swapped while the LCN node is actively processing?
A: No, power to the local node shelf or disk carrier bay must be de-energized prior to removing or installing the hard drive module to prevent file system corruption and interface bus surges.
Q: What mounting hardware is required for rack positioning within the cabinet?
A: The module mounts into dedicated LCN drive slots using standard side-rail guide brackets and front captive retaining screws to maintain frame earth ground contact.
Field Installation Guidelines
- Power down the node rack power supply before inserting or removing the drive assembly.
- Observe anti-static precautions and wear a grounded wrist strap when handling the unit to protect onboard controller logic from ESD damage.
- Slide the assembly along chassis guide tracks until the interface header seats completely into the backplane mating socket.
- Tighten all front panel retaining screws to secure mechanical ground continuity and prevent vibration damage during drive operation.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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