四區(qū)多線消防火災(zāi)報警主機
4路多線報警主機，每路可連接25個探測器，直觀一對一狀態(tài)顯示，一路聲光報警輸出，一路火警、故障、監(jiān)控報警輸出
Four Style B (Class B) Initiating Device Circuits (IDCs).
All zones accept two-wire smoke detectors and any normally-open contact devices.
One built-in, Style Y (Class B) Notification Appliance (Signal) Circuits (NACs).
Alarm, Trouble and Supervisory, Form-C relays standard.
24-volt operation.
Resettable four-wire smoke detector power @ 500 mA.
Non-resettable power @ 500 mA.
One-man walk-test programmable for silent or audible test.
Disable/Enable control per IDC.
Reverse polarity protection. |
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