Invisible Beam Door Entry Chime Alert

A door entry chime having an invisible beam is a narrowly focused infrared beam between two sensor devices, one producing the beam and one reflecting or receiving the unbroken infra red beam. The entry alert or chime occurs when someone breaks the invisible beam. The chime alert or alarm is produced by one of the devices or there is a remote wireless announcer system or device.

Invisible Beam Door Chime

Entry Alert Beam Chime / Alarm - Invisible Beam Alert 671

Entry Chime sounds when invisible beam is crossed. Can be used for a door entry alert in retail establishments or as a continuous alarm to notify you of entry into a secure protected area.

Entry Alert System With Chime, Seco-Larm

Perfect for monitoring an entrance or use as an entrance indicator. Other applications: offices, schools, warehouse, vehicle detection, etc. Retro-reflective design. Range: Up to 22 feet (7m). Will make "ding-dong" sound or siren sound when the beam is interrupted. Speaker volume can be adjusted or turned off. When in siren mode, sounding time is adjustable from 3 to 30 seconds.

Extra Speaker, Seco-Larm

Additional speaker / electronic chime. Use any standard stereo cord with 1/8" stereo plug.

Digital Counter, Seco-Larm, E-931ACC-C

Digital Counter, E-931ACC-C, Seco-Larm.

Optex Wireless 2000 Driveway / Visitor Entry Alarm

Indoor/Outdoor Sensor Transmitter mounts easily wherever you need to know of people or cars arriving or leaving. Receiver may be placed anywhere in your home or office to announce the arrival of visitors.

Optex RC20 Receiver

Additional 12 Zone RC-20 Receiver for other rooms and buildings. Complete with volume control, 3 chime selections, remote low battery monitor alert, relay output with built in timer, indicator alert lights to identify area and power transformer.

Optex TD20 PIR Transmitter

Additional Sensor/Transmitter for monitoring second driveways, walkways, yards, pools.

Optex TS10 Handheld Transmitter

The TS10 Handheld Transmitter sends a signal to the RC10 receiver to activate it. Can be used as a portable door bell.

Entrance Alert Set, Rodann, RX/TX-1000A

Rodann® entrance alert set RX/TX-1000A for open or closed doors. This unique set can also be used on warehouse roll up doors, inside display cabinets, restricted area protection, or (patio, bedroom, bathroom) window alerting device.

Entry Way Alert Set, Rodann, RX/TX-2000A

This new Rodann model consists of two components, a transmitter and a receiver. This is the entry alert chime for any "always open" entry way, where there is no door.

Extra Receiver for the Rodann Entry Way Alert Set, RX-2000A

Extra Receiver for the Rodann Entry Way Alert Set RX/TX-2000A (item 25-402).

Extra Transmitter for the Rodann Entry Way Alert Set, TX-2000A

Extra Transmitter for the Rodann Entry Way Alert Set RX/TX-2000A (item 25-402).

We are in the process of identifying new products & sources to expand our entry chimes product line to include a greater selection of infrared or invisible beam (line) door chimes; in the meantime please check out these links...