Teledyne 300M instruction manual 1 Warning Messages, 10-4, Meaning, Corrective Action

Teledyne API Model 300M CO Analyzer Instruction Manual, 04033, Rev. A

Table 10-1: Warning Messages

Warning Message	Meaning	Corrective Action
SOURCE WARNING	The CO REF value is greater	Check and adjust the Sync Demodulator
	than 5000 mV or less than	and optical alignment as described in
	2500 mV	Section 10.6.6 and 10.6.5
SYNC ERROR	No modulation is present on the	Check IR source, IR detector/pre-amp,
	output of the IR detector.	and Opto interrupter
BENCH HEAT	Temperature control of the	Check Optical Bench heater and
SHUTDOWN	Optical bench cannot be	thermistor
	maintained at its 48°C set point
SAMPLE PRESSURE	The Sample Pressure is less	Check for pressure transducer problems
WARNING	than 15"Hg or is greater than	as described in Section 10.6.5 and
	35"Hg	Section 10.6.1
SAMPLE FLOW	The sample flow is less than	Check for pneumatic system problems as
WARNING	500 cc/min or greater than 1200	described in Section 10.6.1. Check for
	cc/min.	flow transducer problems as described in
		Section 10.6.5
BOX TEMP	The inside chassis temp is less	See Section 10.6.2
WARNING	than 10°C or is greater than
	50°C
SAMPLE TEMP	The Sample Temperature is less	See Section 10.6.2
WARNING	than 10°C or is greater than
	50°C
CANNOT DYN ZERO	An offset of more than ±5 PPM	See Section 10.5.5
	would be required to Zero
	adjust the analyzer
CANNOT DYN SPAN	A slope of less than 0.5 or	See Section 10.5.6
	greater than 2.0 would be
	required to Span adjust the
	analyzer
V/F NOT INSTALLED	The CPU is unable to	Check and re-seat CPU and V/F board.
	communicate with the V/F	See Section 10.6.3
	Board
SYSTEM RESET	A power Off-On cycle has	None required
	occurred
RAM INITIALIZED	Dynamic memory has been re-	None required
	initialized in response to the
	installation of a new PROM or
	memory chip

10-4