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Dahua Technology Introduces APOLLO BP3EW-4G to Expand Wire-Free 4G Security Monitoring

2026-04-20

Dahua Technology Introduces APOLLO BP3EW-4G to Expand Wire-Free 4G Security Monitoring

DEE111R

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DEE111R

RS-485 Extension Module

Key Points
    RS-485 Communication;
    Relay Module;
    Second door extension
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Datasheet

Specifications

Performance

Casing Material

PC + ABS

Port

RS-485

1 for output, 1 for input, and 1 is the port for the RS-485 extension, which can be changed to Wiegand mode by toggling the 1-bit switch. If you toggle the 1-bit switch on the right to 0, RS-485 mode will be enabled.

Wiegand

1 port, which can be changed to RS-485 mode by toggling the 1-bit switch. If you toggle the 1-bit switch on the right to 1, Wiegand mode will be enabled.

Power Output

1 port (12 V, 500 mA)

Exit Button

1 channel

Door Status Detection

1 channel

Lock Control

1 channel

General

Appearance Color

White

Power Supply

12 V, 1 A

Power Adapter

Optional

Installation

Surface Mount;Guide Rail Mount

Certifications

CE EMC; CE LVD

Product Dimensions

82.6 mm × 65.0 mm × 25 mm (3.25" × 2.56" × 0.98")

Operating Temperature

–30 °C to +60 °C (–22 °F to +140 °F)

Operating Humidity

10%–90% (RH), non-condensing

Operating Environment

Outdoor

Operating Altitude

0 m–3,000 m (0 ft–9,842.52 ft)

Power Consumption

≤0.4 W (standby), ≤1.0 W (working, 12 V output with no load)

Gross Weight

0.15 kg (0.33 lb)

Storage Temperature

0 °C to +40 °C (+32 °F to +104 °F)

Storage Humidity

30%–75% (RH)

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