• CROW FW2-Flood wireless Flood Sensor

CROW FW2-Flood wireless Flood Sensor

  • Brand: Crow
  • Product Code: FW2-FLOOD
  • Availability: Ordered upon request
  • 33,490Ft Ex Tax: 27,908Ft

The FW2-Flood is an advanced flood sensor with integrated RF transceiver designed to be a fully supervised low-current device.

The FW2-Flood is a part of the Freewave2™ which is a supreme wireless line of devices that uses a two way RF transceiver combined with the intelligent Freewave2™ protocol.

A built-in terminal connection for an external wired sensor applies in this device.

FW2-Flood uses smart message control, which verifies that all messages are successfully transmitted.

Each FW2-Flood has a unique ID code set into the memory of the paired control panel, for more secured communication.

How can you use a wireless device with FLEXi SP3 smart alarm control panel?

RF-SH wireless expander interface

By connecting an RF-SH wireless expander interface you can use the "classic" wired alarm system as a hybrid or wireless. Comes handy when you have no option to lay wires and need wireless sensors or other equipment.


Transmission Protocol, Encryption
Freewave2™ Two Way Protocol, Unique ID serial number – 24 bit
Event Transmission
Alarm, Tamper, Supervision, Low Battery

Technical data

Operating environment
-10°C - + 50°C
Current consumption (nominal)
Current consumption (max)
Receive: ~29mA, Transmit: ~38mA
97 x 22 x 21 mm
40 g (inc. battery)
Battery type
Lithium 3V battery type CR123 / Size 2/3AA
Battery Life
Up to 5 years
Modulation Type
Frequency Band
Range in open space
EN14604 EN 50130-4+A1+A2 EN301489-1, EN301489-3, EN300220-1 EN60950-1, EN61000-6-3 EN50371
LED Indications
Green/Red during pairing, Red during alarm and transmission

Detector specifications

Detection Method
External golden contacts pins device
Tamper Switch
Front cover removal & Back tamper

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