Description
Note: Many products are not yet listed. Please contact us for more product information. Our supply channels are constantly expanding, and we currently have 20 stable shared supply channels. Please confirm the model, product, price, and all other necessary information with customer service before placing an order. We offer new, refurbished, and used products, and prices are adjusted according to the year of the item you require.
Key Technical Specifications
| Parameter | Value |
|---|---|
| Full Model ID | EPQ96‑2 |
| Panel Cutout | Q96 standard (96 × 96 mm) |
| Auxiliary Supply | 24 VDC typical (18‑32 VDC operating range) |
| Communication | J1939 CAN bus port |
| Output Types | Analog voltage / current, PWM signal for speed governor drive |
| Operating Modes | Manual push‑button control, Auto remote setpoint |
| Adjustable Parameters | Integration time, output gain, offset trim |
| Marine Approvals | CE, applicable marine vessel compliance certificationsDEIF |
| Operating Temperature | ‑20 °C to +60 °C |
| Front‑panel Protection | IP52 front face for switchboard cabinet installation |
| Approximate Unit Weight | 0.48 kg |
Product Introduction (Anti‑Template, Hook‑A)
When vessel generators lose remote speed‑setpoint control and operators must rely on local panel adjustments, the EPQ96‑2 serves as the human‑machine interface link between paralleling controllers and engine governors. It replaces older motor‑driven mechanical potentiometers, accepting CAN‑bus setpoints or manual push‑button commands to build analog drive signals for electronic governorsDEIF ….
Many offshore and commercial vessel fleets hold spares onboard. Lead times for new factory units stretch long. Honestly, misconfigured integration‑time settings produce far more field headaches than actual hardware failure on these units.
EPQ96‑2
EPQ96‑2
EPQ96‑2
QC, Procurement & Logistics SOP
- Inbound Verification: Match front‑panel silkscreen for EPQ96‑2. Inspect push‑button functionality, LED indicator integrity, and rear terminal block condition. Cross‑reference unit hardware revision against vessel system bill‑of‑materials.
- Live Rig Testing: Apply 24 VDC auxiliary supply, validate manual up‑down speed adjustment, toggle Manual/Auto modes, verify analog and PWM output range, simulate J1939 CAN setpoint reception, log full test results.
- QA & Anti‑Static Packaging: Secure unit inside static‑dissipative bag, cushion panel face against scratching. Enclose printed bench‑test report within shipping carton.
- Global Logistics & Export Compliance: Assign proper HS classification for marine generator control spares. Build shock‑resistant packaging for ocean or air freight to avoid front‑panel damage —though customs clearance for marine automation hardware in coastal jurisdictions can add 2‑4 working days.
Technical Pitfalls & Integration Warnings
- Parameter Set‑point Mismatch: Installing an EPQ96‑2 loaded with default factory values onto a governor tuned for custom integration‑time settings causes hunting and unstable generator speed. One real‑world case saw a technician swap the unit without saving old parameters; the genset cycled wildly for hours until on‑site tuning completed. Always record existing integration‑time, offset and gain values before removal.
- Terminal Jumper Mis‑placement: Terminals 11‑12 must be shorted to engage the internal 500 Ω shunt for voltage‑mode outputdeif-cdn-w…. Leaving this jumper open yields zero usable output, even if all front‑panel LEDs show normal status. Operators may misdiagnose a simple jumper oversight as total unit failure.
- CAN‑bus Termination Missing: J1939 bus without proper 120 Ω termination creates intermittent setpoint drop‑outs. Unit works fine in manual mode, but auto mode randomly ignores remote commands. Verify bus termination at both ends of the CAN cable run.
- ESD damage during panel replacement: Service technicians handling rear terminals without grounding can damage internal CAN transceiver circuits. The unit powers on and shows LED activity, yet CAN communication fails without obvious physical burn marks. Use static‑control procedures for all rear‑side wiring work.
Frequently Asked Questions (FAQ)
What lead times apply for EPQ96‑2 for urgent vessel repair work? Bench‑tested refurbished stock can ship within a small number of business days. Genuine factory new stock is extremely limited. Do not schedule dry‑dock maintenance until stock position is formally confirmed.
Can I perform hot‑swap replacement while the generator stays running? Hot‑swap is not recommended. Removing the unit while powered cuts governor drive signal instantly, triggering speed drift or genset trip. Isolate auxiliary supply before disconnecting wiring.
Will EPQ96‑2 serve as direct drop‑in for older non‑2 variant? Physically it fits the same Q96 cutout, but internal hardware, parameter ranges and J1939 implementation differ. Direct plug‑and‑play swap fails; full re‑tuning of governor gain and integration settings is mandatory.
What shipping options work best for marine spare‑part cross‑border delivery? Air freight suits emergency breakdown events. Sea freight lowers cost for planned stocking orders. Always list complete model number on customs paperwork to reduce inspection delays.
What symptoms signal a failing ‑2 onboard a vessel? Uncommanded speed drift in auto mode, manual push‑buttons registering no response, intermittent loss of J1939 remote setpoints, or PWM output dropping outside calibrated range. These same faults can also stem from bad cabling or bus termination; rule out field wiring first.
Do refurbished units ship pre‑configured to match my existing genset parameters? Standard refurbished units ship with factory default settings. Provide your complete parameter list at order placement if pre‑configuration is needed; additional bench setup time applies.
Can ‑2 drive mechanical motor‑type potentiometers? No. It generates analog or PWM signals intended exclusively for modern electronic speed governors. It cannot drive older motor‑actuated potentiometer hardware.
