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Dahua DHI-ARM310-W2(868) - 868MHz AirShield Wireless Alarm Input Expander

Name: Dahua DHI-ARM310-W2(868) - 868MHz AirShield Wireless Alarm Input Expander
Brand: Dahua
SKU: DHI-ARM310-W2-868
Price: 30.87 GBP
Availability: InStock

£30.87 £25.72

In stock

SKU

DHI-ARM310-W2-868

Product Features

Dahua DHI-ARM310-W2(868) AirShield wireless alarm input expander, 868MHz, for a Dahua alarm hub.
Connects a wired detector through a 1-channel dry contact input, NC or NO.
Six alarm types: intrusion, medical, fire, emergency, gas and tamper.
Two-way AES128 wireless, up to 1,200m in open space.
CR123A battery lasts 4 years with an NO input, 2 years with NC or pulse.

Product Description

Product Specifications

Dahua DHI-ARM310-W2(868) — Wireless Alarm Input Expander

The Dahua DHI-ARM310-W2(868) is an AirShield wireless alarm input expander, also known as an alarm input module. Dahua describes it as a conversion device that connects to a detector by cable and sends the message by 868MHz wireless to the security system, so a wired detector can report to a Dahua alarm hub. It can be set up with the DMSS app for iOS and Android phones. Dahua says it is mainly applied in villas, shops, apartments and similar properties.

Also listed as ARM310-W2(868).

Key features

Six types of alarm: intrusion, medical, fire, emergency, gas and tamper.
1-channel dry contact input; NC and NO are available for alarm inputs (NO by default).
Tamper alarm, low battery alarm, test mode and signal strength detection.
Two-way 868.0-868.6MHz wireless with AES128 encryption and frequency hopping, up to 1,200m in open space.
Cloud update, with automatic recovery from update failure.
Runs on a CR123A battery: 4 years with an NO input, or 2 years with an NC or pulse input.

Technical specification

Model	DHI-ARM310-W2(868)
Type	Wireless input expander (single input transmitter)
Protection zone	1-channel dry contact input
Alarm input type	NC and NO (NO by default)
Alarm types	Intrusion, medical, fire, emergency, gas, tamper
Indicator light	1 × green alarm indicator
Button	1 × power button
Tampering alarm	Yes
Low battery alarm	Yes
Test mode	Yes
Remote upgrade	Cloud update
Search	Signal strength detection
Wireless carrier frequency	868.0 MHz-868.6 MHz
Communication mechanism	Two-way
Communication distance	Up to 1,200 m (3,937.01 ft) in an open space
Frequency hopping	Yes
Encryption mode	AES128
Power supply	CR123A battery; max. 125 mW
Battery life	4 years (external input type NO); 2 years (NC or pulse)
Operating temperature	-10 °C to +55 °C (indoor)
Operating humidity	10%-90% (RH)
Dimensions	100.2 mm × 20.8 mm × 20.3 mm
Installation	Bracket mount
Net weight	70 g
Certification	CE

Works with

Common questions

What does the DHI-ARM310-W2(868) do?

It converts a wired detector into a wireless one. It connects to the detector by cable through a 1-channel dry contact input and sends the message by 868MHz wireless to the security system.

Which alarm types does it support?

Six: intrusion, medical, fire, emergency, gas and tamper.

Can I use NC and NO detectors?

Yes. NC and NO are available for the alarm input, and NO is the default.

How far will it communicate?

Dahua quotes up to 1,200 m in an open space.

How long does the battery last?

It uses a CR123A battery. Dahua quotes 4 years when the external input type is NO, or 2 years when it is NC or pulse.

Does it need an alarm hub?

Yes. Dahua shows it sending to an alarm hub over 868MHz, and it can be set up with the DMSS app.

Full manufacturer specification: Dahua product page

Supplied by Zenith Security Co, Wolverhampton. We deliver to England, Scotland and Wales, or you can collect from our Wolverhampton trade counter (please call first).

Browse the full Dahua range, the Intruder alarms category, or contact us on 01902 902251 or visit our Wolverhampton trade counter for advice.

Browse the range: Dahua AirShield alarms · Dahua cameras.