BASE LD-1800 Plug-In Vehicle Loop Detector, EDI LMA-1800 Related Replacement
The BASE LD-1800 listing is commonly tied to the EDI LMA-1800 detector family and may be encountered on older product pages or replacement orders where the current supplied item is the EDI LMA-1800. This row should be treated as a vehicle loop detector listing, not as a universal 11-pin socket base unless your inventory label specifically says otherwise. In the field, this detector family is used to read an inductive pavement loop and send a vehicle presence or pulse signal to a compatible gate or access-control operator. It is most useful in systems that need a reliable exit, safety, shadow, or presence loop and where the original detector format, voltage, connector style, and output type match the LMA-1800 style.
This product is best selected by matching the exact part number and the job-site wiring, not just by appearance. EDI detector families include low-voltage, high-voltage, low-power, solid-state-output, relay-output, fail-safe, and fail-secure versions. Those details affect how the detector powers up, how it reports a vehicle, and how it behaves when the loop is open, shorted, or out of range.
Compatible With
This item may be used with the following products, systems, or application groups when the original part number, voltage, connector style, and wiring match:
- All Linear operators with APeX controller
- Linear / OSCO SL and SW series operators with compatible plug-in detector sockets
- Advanced Access Automation / FAAC CSL2000, CSW2000, and RSW1000
- All-O-Matic SL100-DC; commonly associated with SL150DC, OH200DC, SW300DC, and SW350DC detector applications where connector style and voltage match
- Chamberlain / Elite SL3000 and CSW200 OmniBoard detector applications
- Intelligate Systems IQ500 and IQ5000
- SECOM late model operators with 10-pin Molex detector connectors
- Rotary Gate Systems SL1000R, SL1000C, and SL1000I where the LMA-1800 connector style is used
- TyMetal TYM 1000 and TYM 2000 where the detector socket matches
- Viking Access L-3, F-1, T-21, H-10, B-12, and Q-4 models when equipped for this plug-in detector style
- Apollo 4300 and 4500 operator applications commonly associated with this detector family
- Gate, parking, drive-through, exit loop, safety loop, shadow loop, and hold-open loop applications using a compatible inductive loop input
Features & Specifications
| Manufacturer | EDI Traffic / Eberle Design Inc. |
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| Product Type | Plug-in inductive vehicle loop detector / related discontinued listing |
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| Part Number | LD-1800 |
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| Application | Vehicle detection for compatible gate and access-control loop applications |
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| Compatible Operator Type | Gate, parking, drive-through, and access-control systems with matching detector socket or harness |
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| Voltage | Typically matched to LMA-1800 low-voltage detector applications; verify original label |
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| Output / Connection | Dual programmable solid-state output detector family where supplied as LMA-1800 replacement |
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| Detection Type | Inductive loop vehicle detection |
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| Safety Monitoring | Not a photo eye or safety edge. Use only as part of a properly designed vehicle detection system. |
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| Notes | Verify original part number, voltage, connector style, output type, and operator wiring before ordering. |
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Key Features
- Automatic tuning
- DEFLECTOMETER display for sensitivity and loop frequency feedback
- Advanced loop diagnostics for open loop, shorted loop, and sudden inductance changes
- Four frequency selections to help reduce loop crosstalk
- Ten sensitivity levels
- Sensitivity boost for taller vehicles and sliding gate applications
- Loop fault memory for troubleshooting intermittent loop problems
- Wide loop inductance range commonly listed as 20 to 2500 micro-Henries
Also Known As / Related Part Numbers
Technician Note
When replacing a loop detector, do not assume the detector is the only failed part. A damaged loop, wet lead-in splice, poor terminal connection, moving gate steel near the loop, or another nearby loop on a close frequency can create symptoms that look like a bad detector. The best practice is to confirm loop resistance, insulation condition, power voltage, and output wiring before replacing parts.
Before Ordering
- Match the exact part number or approved replacement reference from the original detector label.
- Confirm voltage class before applying power. Low-voltage and high-voltage versions are not interchangeable.
- Confirm connector style, harness type, and pinout before replacing a 10-pin or 11-pin detector.
- Confirm whether the application needs solid-state outputs or relay outputs.
- Confirm fail-safe or fail-secure behavior when the original detector uses an S version.
- Check loop wire, lead-in splices, and frequency separation if the original complaint is intermittent detection or false calls.
- Do not use a loop detector as a substitute for required monitored photo eyes, safety edges, or other entrapment protection devices.
Professional Advisory
Loop detector wiring is often located inside the same cabinet as operator power wiring. If the cabinet has high voltage, damaged wiring, water intrusion, missing safety devices, or unpredictable gate movement, the system should be inspected by a qualified gate technician before replacement parts are installed.
Important Ordering Warning
The BASE LD-1800 row should be checked against your physical inventory label before upload or shipment. Some older listings reference LD-1800 while current replacement wording may point to EDI LMA-1800. Do not treat this as a universal socket base unless the package label confirms that is the actual item.
Product Q&A
Is BASE LD-1800 the same as EDI LMA-1800?
Many listings treat BASE LD-1800 as related to or replaced by EDI LMA-1800, but the package label and supplied part should be checked before upload or shipment.
What type of system uses this detector?
It is used in compatible gate, parking, and access-control systems that rely on an inductive loop for vehicle detection.
Should this be ordered as a socket base?
No. This row should be reviewed carefully because some older text can confuse detector modules with detector bases. Match the actual inventory part.
Can it be used on a solar gate?
For low-power solar systems, the LMA-1800-LP is usually the better match if the operator supports that model.
What is the main fitment risk?
The main risk is confusing the discontinued or alternate LD-1800 listing with the current LMA-1800 detector or with unrelated 11-pin base hardware.
