Xylem FST User Manual

9.7 Communications
GSM and GPRS
Band Quad
GSM frequency 850 MHz, 900 MHz, 1800 MHz, and 1900 MHz
Server SMTP, POP3, SMS, TCP, UDP, and FTP
Satellite
Transmission frequency 1616 MHz to 1626.5 MHz
Transmission power 2 W
Packet size Tx 340 bytes, Rx 270 bytes
9.8 Connector terminals
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
WS011098A
Figure 4: Terminals of the FST circular connector
Function Terminal Description
Input power 1 9 VDC to 30 VDC
2 Ground (earth)
Digital input 6 Sleep mode
3 Digital input 1
NC Ground (earth)
10 Digital input 2
NC Ground (earth)
5 A relay, no contacts 11 Relay 1 - NO
12 Relay 1 - COM
13 Relay 2 - NO
14 Relay 2 - COM
15 Solid state relay (SSR), 130 mA
9 Technical Reference
FST Installation, Operation, and Maintenance Manual 41

Xylem FST Specifications

General

Brand	Xylem
Model	FST
Category	Control Unit
Language	English