This monitoring board is used to monitor the integrity of the

 loudspeaker circuit. It can monitor the status of the speaker line and all its branches together with the LBB 4440 / 00 monitor control board. The status of the speaker line is transmitted to LBB 4440 / 00 via the existing speaker cable. Basic functions the monitoring board is installed in the housing of the last speaker in the speaker line, or packaged in a separate enclosure. It can monitor branch lines. If a speaker line has multiple branches, a separate LBB 4443 / 00 needs to be installed for the last speaker in each branch. This monitoring board can detect and report line faults within 100 seconds. Interconnection, 2 pieces of 30cm flexible cables, 2 Faston interface certificates and approved safety, IEC 60065 / en 60065 standard, anti-interference compliance with en 55103-2 / en 50130-4 / en 50121-4, heat dissipation in accordance with en 55103-1 / fcc-47, part 15b, emergency compliance with en 60849 / en 54-16 / ISO 7240-16, navigation in accordance with IEC 60945, regional certification, European CPR EU_ Install / configure the following loudspeakers can install monitoring panel: Ceiling Speaker sound column directional speaker LC1 ￣ wm06e LBC 3210 / 00 LBC 3432 / 02 LC1 ￣ um06e La1 ￣ um06e LBC 3210 / 00 LBC 3432 / 02 LC1 ￣ um06e La1 ￣ um20e ￣ 1 LS1 ￣ oc100e ￣ 1 LC1 ￣ 1 LC1 ￣ LC1 ￣ um12e La1 ￣ um12e La1 ￣ um40e ￣ 1 LC1 ― um12e La1 ― um40e ― 1 LC1 ― um24e speaker LBC 3510 / 40 LBC 3403 / 16 LBC 3404 / 40 LBC 3404 / 16 LBC 3530 / 16 LBC 3540 LBC 3405/16

Sales telephone (same number of wechat): 13428785305 QQ: 2461903042