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GST-FT8WN
Fire Telephone Panel
The Intelligent Solution
Page 6
Note: the impedance of single line not more than 20
Ω
5.3
Mounting Holes
Fig. 5-1
Fig. 5-1 shows the mounting holes of the panel
Hole distance in the vertical direction 318mm
Hole distance in the horizontal direction 218 mm
Diameter of the hole 12mm
5.4
Terminals on the panel
Fig. 5-2
Power (+24, GND): 24VDC power in, polarized
E: GND
Network (+, -): Network, polarized
Zn+, Zn-: Zone Terminals, connecting with handsets (a 10K
Ω
±0.5K
Ω
resistor is
required to the last point of each zone).