Specifications

Wiring Diagram D
SHM80001
SAFETY HI-TECH
Quaestor-SZU Releasing Fire Control Panel - Installation and Operation Manual
Revision E03.04
131 of 155
17
RS485 Serial
Bus
Two-wire RS485, Maximum line impedance
120 Ohms, SLC Class B Style 4
Connector
Terminals
14 to 18 AWG wire
Maximum
Number of
Units
Maximum Number of Units 7 Status Units,
7 Ancillary Boards. A separate power source
must be used if the total-load-current at the
STATUS UNIT, POWER terminals exceed
500 mA.
Status Units (Data and Power)
Data
Power
Maximum
Output Rating
Maximum Output Rating 18 to 28 VDC, 1.1
A electronic fuse, 500 mA maximum load
Connector
Terminals
14 to 18 AWG wire
Maximum
Number of
Units
Load dependant, 500 mA maximum in
alarm
File: S8485, Part Number: Man-SHM80004
Revision E07.03, Date: 26 March 2013