Teledyne T100 Instruction Manual page 343

APPENDIX A - Version Specific Software Documentation
SIGNAL NAME
Control outputs, U17, J1008, pins 1–8 = bits 0–7, default I/O address 321 hex
Control outputs, U21, J1008, pins 9–12 = bits 0–3, default I/O address 325 hex
Alarm outputs, U21, J1009, pins 1–12 = bits 4–7, default I/O address 325 hex
ST_SYSTEM_OK2,
9
MB_RELAY_36
12
ST_CONC_ALARM_1 ,
9
MB_RELAY_37
12
ST_CONC_ALARM_2 ,
9
MB_RELAY_38
13
ST_HIGH_RANGE2 ,
9
MB_RELAY_39
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
2, 6
ST_LOW_SPAN_CAL
4
ST_BKGND_CAL
A-26
Teledyne ML - T100 UV Fluorescence SO2 Analyzer
BIT OR CHANNEL
NUMBER
0–7
0–3
4
5
6
7
0
1
2
3
4
5
6
7
05036 Rev D
DESCRIPTION
Spare
Spare
1 = system OK
0 = any alarm condition or in diagnostics mode
Controlled by MODBUS coil register
1 = conc. limit 1 exceeded
0 = conc. OK
Controlled by MODBUS coil register
1 = conc. limit 2 exceeded
0 = conc. OK
Controlled by MODBUS coil register
1 = high auto-range in use (mirrors ST_HIGH_RANGE
status output)
0 = low auto-range
Controlled by MODBUS coil register
0 = system OK
1 = any alarm condition
0 = conc. valid
1 = warnings or other conditions that affect validity of
concentration
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 background calibration
1 = not in background calibration