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Teledyne API T/E-Series Models 101, 102, and 108 Software Documentation (PN05492D DCN6485)
A-26
Signal Name
Bit or Channel
Number
Description
6–7 Always 1
Control outputs, U17, J1008, pins 1–8 = bits 0–7, default I/O address 321 hex
0–7 Spare
Control outputs, U21, J1008, pins 9–12 = bits 0–3, default I/O address 325 hex
0–3 Spare
Alarm outputs, U21, J1009, pins 1–12 = bits 4–7, default I/O address 325 hex
ST_SYSTEM_OK2 4 1 = system OK
0 = any alarm condition or in diagnostics mode
ST_CONC_ALARM_1
5
5 1 = conc. limit 1 exceeded
0 = conc. OK
ST_CONC_ALARM_2
5
6 1 = conc. limit 2 exceeded
0 = conc. OK
ST_HIGH_RANGE2
6
7 1 = high auto-range in use (mirrors
ST_HIGH_RANGE status output)
0 = low auto-range
A status outputs, U24, J1017, pins 1–8 = bits 0–7, default I/O address 323 hex
ST_SYSTEM_OK 0 0 = system OK
1 = any alarm condition
ST_CONC_VALID 1 0 = conc. valid
1 = warnings or other conditions that affect validity
of concentration
ST_HIGH_RANGE 2 0 = high auto-range in use
1 = low auto-range
ST_ZERO_CAL 3 0 = in zero calibration
1 = not in zero
ST_SPAN_CAL 4 0 = in span calibration
1 = not in span
ST_DIAG_MODE 5 0 = in diagnostic mode
1 = not in diagnostic mode
ST_H2S_MODE 6 0 = secondary gas mode (H2S/TRS)
1 = primary gas mode (SO2)
ST_TRS_MODE
3
7 0 = TRS gas mode
1 = primary gas mode (SO2)
B status outputs, U27, J1018, pins 1–8 = bits 0–7, default I/O address 324 hex
ST_LAMP_ALARM 0 0 = lamp intensity low
1 = lamp intensity OK
ST_DARK_CAL_ALARM 1 0 = dark cal. warning
1 = dark cal. OK
ST_FLOW_ALARM 2 0 = any flow alarm
1 = all flows OK
ST_PRESS_ALARM 3 0 = any pressure alarm
07266B DCN6485