Teledyne 3220 - Multi-channel oxygen monitor system - Manual (Page 43)

Oxygen Monitor System 5 Failure and Error Codes
Teledyne Analytical Instruments 29
Figure 4-2: Display Panel Configuration
This option is used to zero (“0”) calibrate the Channel Module.
This option is used to span calibrate the Channel Module.
This option enables a single person to perform both a zero and span
calibration.
“A1” highlighted indicates that the Alarm 1 value can be set by using the
Up/Down Arrow Keys.
“A2” highlighted indicates that the Alarm 2 value can be set by using the
Up/Down Arrow Keys.
When the instrument goes into an alarm condition, the alarm relay
switches. If “LCH” (latched) was selected, the alarm relay remains
switched (latched) even after the alarm condition has been cleared. Using
this configuration, you must press the RESET switch to unlatch (unlock)
the relay.
When the instrument goes into an alarm condition, the alarm relay
switches. If “NLCH” (non-latched) was selected, the alarm relay
switches (unlatches) when the alarm condition is cleared.
“R1” and “R2” indicate which range is being selected.
“A” or “F” Selects whether the analyzer is autoranging or fixed in a
particular range.
ZERO
SPAN
1MAN
A1
A2
NLCH LCH
R2 R1
F A