Maintenance BDS 3960
Teledyne Analytical Instruments 42
Operation4.1 Introduction
Once the analyzer has been installed, it can be configured for your
application. To do this you will:
• Set system parameters:
• Calibrate the instrument.
• Define the three user-selectable analysis ranges, then choose
autoranging or select a fixed range of analysis, as required.
• Set alarm setpoints, and modes of alarm operation (latching,
failsafe, etc).
Before you configure your BDS 3960, these default values are in
effect:
Ranges: LO = 100ppb , MED = 1000 ppb,
HI = 10 ppm, Over-Range = 100
ppm
Auto Ranging: ON
Alarm Relays: Defeated, Alarm 1 at 1000 ppb,
Alarm 2 at 100 ppb HI, Not
failsafe, Not latching.