Serinus 51 User manual 1.0
Operation
29
Meas. Zero (25-150)
Conc Voltage
(RAW)
(0-3)
Conc Voltage (0-3)
Ref. Zero (0)
Ref. Gain -. (10-100)
Ref. Voltage (1.7- 3.5)
Test Pot (0)
3.5.6.1.5 Valve menu
The valve menu allows the user to observe the opening and closing of
valves as well as opening and closing them manually.
Valve sequencing
When set to “on” the instruments valves will switch as normal, when set
to “off” the instrument will hold the valves in their current formation and
valves can be opened and closed via the above fields.
Note: valve sequencing will remain off
unless the instrument has returned to
main screen for over 2 minutes.
Span/Zero select
Shows the action of the valve that determines whether Sample gas or
Calibration gas/internal zero air is being sampled (Open = Span/Zero,
Closed = Sample gas).
Cal Port Select
Shows the action of the valve that determines whether the instrument
calibration gas is taken from the Calibration port or the Internal Zero
Pressurised Span
(OPT)
Shows the action of the valve that determines whether the instrument
calibration gas is taken from the optional pressurised span port
Pressurised Zero
(OPT)
Shows the action of the valve that determines whether the instrument
zero air calibration gas is taken from the optional pressurised zero air
port
3.5.6.1.6 Tests
Screen test
Will perform a screen test by activating lines on the screen so that the
operator can determine if there are any faults in the screen
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