ESF-DE4000B - Lock Elsys - Free user manual and instructions
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| Product Type | Smart Door Lock |
| Brand | Elsys |
| Model | ESF-DE4000B |
| Material | Zinc Alloy |
| Exterior Dimensions | 76 x 152 x 28 mm |
| Interior Dimensions | 76 x 152 x 28 mm |
| Weight | 1.3 kg |
| Power Source | 4 x AA Batteries (6V DC) |
| Battery Life | Approximately 8 Months |
| Unlock Methods | Keypad PIN, Mechanical Key |
| PIN Capacity | 100 User Codes |
| Mechanical Key | 2 Spare Keys Included |
| Locking Mechanism | Mortise Lock |
| Door Thickness Compatibility | 35-60 mm |
| Mounting Type | Mounted on Door Surface |
| Low Battery Warning | Yes |
| Water Resistance | IP44 |
| Operating Temperature | -20°C to 55°C |
| Certification | CE, RoHS |
| Package Contents | Lock Body, Strike Plate, Screws, Manual |
| Maintenance | Wipe with Dry Soft Cloth |
| Repairability | Replacement Parts Available |
| Warranty | 2 Years |
Frequently Asked Questions - ESF-DE4000B Elsys
How to install the ESF-DE4000B lock?
Installation involves mounting the exterior and interior units. Use the provided template to drill holes, then secure the mortise lock and connect the cables. Full steps are in the manual.
How do I change the batteries?
Open the battery cover on the interior unit, replace the 4 AA batteries with new ones, and close the cover. Wait for the low battery indicator to light.
What if I forgot my PIN code?
Use the mechanical key to unlock the door, then reset the PIN via the reset button on the interior unit. Refer to the manual for the reset procedure.
Is there a mechanical key override?
Yes, the lock includes 2 mechanical keys that work in the key cylinder on the exterior unit, allowing access even when the battery is depleted.
Can I adjust the door thickness compatibility?
The lock fits door thicknesses from 35 to 60 mm. Adjust the latch bolt and strike plate according to your door measurement.
How many user codes can I store?
The keypad can store up to 100 user PIN codes, ideal for family, office, or multi-user environments. Codes are managed through the programming menu.
Is the lock weather resistant?
With an IP44 rating, the lock is protected against splashing water and dust, making it suitable for outdoor installation in most climates.
What happens when the battery is low?
A low battery warning sounds while unlocking, and the LED flashes. You can still use the mechanical key and should replace batteries promptly.
How do I clean and maintain the lock?
Clean the surface with a soft dry cloth to avoid moisture damage. Lubricate the latch bolt and key cylinder with graphite powder periodically.
Are spare parts available for repair?
Yes, replacement parts such as latch bolts, keypads, and strike plates are available. Contact Elsys support or an authorized service center for repairs.
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USER MANUAL ESF-DE4000B Elsys
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Product information
Brand : Elsys
Model : ESF-DE4000B
Category : Lock