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Model 360E Instruction Manual APPENDIX A-4: Signal I/O Definitions for 300E Series Analyzers, Revision G.4
APPENDIX A-4: Signal I/O Definitions for 300E Series Analyzers, Revision G.4
Table A-4: Signal I/O Definitions for 300E Series Analyzers, Revision G.4
SIGNAL NAME
BIT OR CHANNEL
NUMBER
DESCRIPTION
SYNC_OK 0 1 = sync. OK
0 = sync. error
1–7 Spare
Internal outputs, U8, J108, pins 1–8 = bits 0–7, default I/O address 322 hex
ELEC_TEST 0 1 = electrical test on
0 = off
DARK_CAL 1 1 = dark calibration on
0 = off
2–5 Spare
I2C_RESET 6 1 = reset I2C peripherals
0 = normal
I2C_DRV_RST 7 0 = hardware reset 8584 chip
1 = normal
Control inputs, U11, J1004, pins 1–6 = bits 0–5, default I/O address 321 hex
EXT_ZERO_CAL 0 0 = go into zero calibration
1 = exit zero calibration
EXT_SPAN_CAL 1 0 = go into span calibration
1 = exit span calibration
REMOTE_RANGE_HI 2 0 = remote select high range
1 = default range
3–5 Spare
6–7 Always 1
Control inputs, U14, J1006, pins 1–6 = bits 0–5, default I/O address 325 hex
0–5 Spare
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
2 + 8
5 1 = conc. limit 1 exceeded
0 = conc. OK
ST_CONC_ALARM_2
2 + 8
6 1 = conc. limit 2 exceeded
0 = conc. OK
7 Spare
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 = hold off or other conditions
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
05233 Rev G.4 A-25