Teledyne T200 Operation Manual page 362

APPENDIX A-4: Signal I/O Definitions
Signal Name
A status outputs, U24, J1017, pins 1–8 = bits 0–7, default I/O address 323 hex
ST_SYSTEM_OK
ST_CONC_VALID
ST_HIGH_RANGE
ST_ZERO_CAL
ST_SPAN_CAL
ST_DIAG_MODE
20
ST_LOW_SPAN_CAL
11
ST_O2_CAL
15
ST_CO2_CAL
23
ST_O3_CAL
B status outputs, U27, J1018, pins 1–8 = bits 0–7, default I/O address 324 hex
Front panel I
MAINT_MODE
LANG2_SELECT
SAMPLE_LED
CAL_LED
FAULT_LED
AUDIBLE_BEEPER
A-18
Bit or Channel Number
0
1
2
3
4
5
6
7
7
7
0–7
2
C keyboard, default I
5 (input)
6 (input)
8 (output)
9 (output)
10 (output)
14 (output)
Teledyne API - T200, T204 and 200E Series (05295F DCN6900)
Description
0 = system OK
1 = any alarm condition
0 = conc. valid
1 = conc. filters contain no data
0 = high auto-range in use
1 = low auto-range
0 = in zero calibration
1 = not in zero
0 = in span calibration
1 = not in span
0 = in diagnostic mode
1 = not in diagnostic mode
0 = in low span calibration
1 = not in low span
0 = in O calibration mode
2
1 = in measure or other calibration
mode
0 = in CO calibration mode
2
1 = in measure or other calibration
mode
0 = in O calibration mode
3
1 = in measure or other calibration
mode
Spare
2
C address 4E hex
0 = maintenance mode
1 = normal mode
0 = select second language
1 = select first language (English)
0 = sample LED on
1 = off
0 = cal. LED on
1 = off
0 = fault LED on
1 = off
0 = beeper on (for diagnostic testing
only)
1 = off
06858E DCN7057