iii 23050—010-000 Rev A.
QAS-51000 SERIES GAS DETECTION SYSTEMS
TABLE OF CONTENTS
DESCRIPTION
PAGE
FRONT PANEL FEATURES AND ADJUSTMENTS
Power On/Off………………………………………………………………………2
Display………………………………………………………………………………2
Changeable Legend Window…………………………………………………….2
Membrane Switch Functions……………………………………………………..2
Adjustments……………………………………………………………….……….2
Set Span……………………………………………………………………………2
Set Alarms………………………………………………………………………….2
INTERNAL FEATURES
Relays……………………………………………………………………………….3
Audio………………………………………………………………………………..3
Power Supply………………………………………………………………………3
Transmitter Power Supply………………………………………………………..3
4 - 20 mA Signals………………………………………………………………….3
Fuse…………………………………………………………………………………3
Extracting Module From Rack……………………………………………………4
On-Board Switches………………………………………………………………..4
Audio………………………………………………………………………………..4
Latching Alarms……………………………………………………………………4
Decimal Place……………………………………………………………………...6
Relay Inversion…………………………………………………………………….6
QAS-51000 SERIES GAS DETECTION SYSTEMS
