Pin Assignments - Siemens FS720 Quick Reference For Components / Pin Assignment

Fire terminal board FTI2001-A1
Element
Switch
7.2

Pin assignments

7.2.1 X1 supply
32
Building Technologies
Fire Safety & Security Products
Des. Function
F203 Supply input 1 (2 A/T); Schurter OMT 125
F204 Supply input 2 (2 A/T); Schurter OMT 125
S1 Switch for supply surveillance of X6 and X7
The optional power supply or the external 24 V supply is connected to supply input
X1.
FT724
U
Sys
FTI2001-A1, supply input for external supply or fitted power supply (optional)
PIN Designation
10 VSYS–
9 VSYS–
8 VSYS+
7 VSYS+
6 3SRC–
5 3SRC+
4 COMMON
3 #MAINS
2 #CONV
1 #BATT
Admissible cable cross-section: 0,2 ... 2,5 mm²
Fire terminal board
X1
Description
Supply input from the power supply (–)
Supply input from the power supply (–)
Supply input from the power supply (+)
Supply input from the power supply (+)
Input for third supply source (–) [FR]
Input for third supply source (+) [FR]
Ground
Message input from the power supply: Mains failure
Message input from the power supply: Converter fault
Message input from the power supply: Battery fault
A6V10210410_a_en_--
18.05.2009