Teledyne 300m User Manual download pdf (Page 60)

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

Table 5-2: I/O Signals (Continued)

# Signal Control Description

8 WHEEL_HTR YES Shows the status of the filter wheel heater. This has

the same function as the LED in the power supply

module.

9 DARK_CAL YES Turns off the detector input to the Sync/Demod board

for electronics calibration.

10 ELEC_TEST YES Activates the Electric Test diagnostic circuitry

11 BROWNOUT_RESET YES Resets the DISP_BROWNOUT circuitry described

above

12 ST_CONC_ALARM_1 YES Status Bit - gas alarm 1

Logic high = M300M in alarm 1 mode

Logic low = Not in alarm 1 mode

13 ST_CONC_ALARM_2 YES Status Bit - gas alarm 2

Logic high = M300M in gas alarm 2

Logic low = Not in alarm 2 mode

14 ST_FLOW_ALARM YES Status Bit - Flow alarm

Logic High = Sample flow out of spec

Logic Low = Flows within spec

15 ST_TEMP_ALARM YES Status Bit - Temperature alarm

Logic High = One or more temps out of spec

Logic Low = Temps within spec

16 ST_DIAG_MODE YES Status Bit - In Diagnostic mode

Logic High = M300M in Diagnostic mode

Logic Low = Not in Diag mode

17 ST_POWER_OK YES Status Bit - Power OK

Logic High = Instrument power is on

Logic Low = Instrument power is off

18 ST_PRESS_ALARM YES Status Bit - Flow alarm

Logic High = Sample pressure out of spec

Logic Low = pressure within spec

(table continued)

5-4

1 2 ... 55 56 57 58 59 60 61 62 63 64 65 ... 122 123

No comments

Teledyne 300m User Manual Page 60