GST852RPX LCD Repeater Panel
Installation and Operation Manual
The Intelligent Solution
Page 3
4)
∨
∧
key: It is used to scroll the screen. In alarm state, press this key can stop
the circular display and start scrolling screen when the fire information is more
than 1 piece. In monitor state, pressing it can enter the screen of device code
defining.
5) 0
～
9: To define the device code.
Description of indicators:
1)
On
LED: Green, lit when the repeater panel is working.
2)
Fire
LED: Red, lit when any of the detectors reports fire.
3)
Silence
LED: Yellow, lit when the repeater panel is in mute state.
3. Operation
Principle
Adopt AT89S52 as its MCU, the repeater panel can communicate with fire alarm control
panel through RS485. The microprocessor can make the LCD display the relevant
information and activate the sounder strobe.
V Operation
1. Sound indication description
1) Fire Alarm Sound: buzzer 0.25s on, 0.25s off
2) Fault Sound: buzzer 0.5s on, 4.5s off
2. Adjusting LCD definition
If the LCD display isn’t clear, you can adjust the LCD.ADJ adjusting resistor to make the
LCD display clearly.
3. System
setting
In monitor state, the repeater panel enters system setting screen, with
∨
∧
pressed and
6-digit password (666666 is super password) input.
1) Password modification: Selecting number 1, the screen of password
modification appears, then input a new password twice. If confirmed correct,
the repeater panel enters main screen with sound indication (0.25s).
Otherwise, it enters main screen silently.
2) Device code setting: Selecting number 2, the device code can be set. Input 2
digit device code, then press
Reset
key, the main screen can be accessible.
The buzzer vocalizes sound (0.25s) to indicate the successful setting. The
device code ranges from 1 to 64. After the code number is over 64, it will return
to 1
.
If the device code setting failed, the repeater panel enters the main screen
without any sound. Press non-numerical figure during setting, it exits the
current screen and enter the main screen.
Note: Check the wires before powering up, such as short circuit, open circuit
or wrong connection.
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