UGH025-0504
Thermolator TW Series
A
PPENDIX
D-3
Status, Machine 1
Poll: 0x20 0x42
SPI STATUS WORD
Word BIT position 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
EEprom error
SET SET
*
A/D converter error
SET SET
*
CJC Error
SET SET
*
RAM hardware
SET SET
*
ROM checksum
SET SET
*
Probe Failure
*
E/M Hi temp safety
SET SET SET
*
Prog. Hi temp safety
SET SET SET
*
Output monitor failure
SET SET
*
Low water pressure
SET SET SET
*
High deviation alarm
*
Low deviation alarm
*
Prog. Lo temp safety
SET SET SET
*
Pump overload
SET SET
*
Low water flow
SET SET
*
Low water level
SET SET
*
Test Mode
*
Phase error
SET SET SET
*
NOTES:
*
The SPI I/O list defines the Processing bit as being cleared if the unit is not processing; otherwise it is SET.
Elsewhere on the chart:
l
If a bit is not shown to be SET, it is cleared.
l
The System Alarm bit is SET if an alarm is present. It is the logical OR of Process alarm and Machine alarm.
l
Processing, System Alarm, Process Alarm and Machine Alarm bits are repeated for Process Status, Machine 1
Status and Machine 2 Status.
TW-1, TW-2 C
ONTROL
SPI S
TATUS
W
ORDS
Open
Alarm, Phase
Alarm, Low current
Alarm, High current
Alarm, Low volts
Alarm, High volts
Reserved
Reserved
Alarm, Low pressure safety limit
Alarm, High pressure safety limit
Alarm, Low temperature safety limit
Alarm,
High temperature safety limit
Alarm, Machine
Alarm, Process
Alarm, System
Processing
Summary of Contents for Thermolator TW
Page 68: ...Thermolator TW Series UGH025 0504 5 16 MAINTENANCE...
Page 102: ...Thermolator TW Series UGH025 0504 6 34 TROUBLESHOOTING...
Page 105: ...UGH025 0504 Thermolator TW Series APPENDIX B 1 PUMP CURVES...
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Page 114: ...TW 1 CIRCUIT BOARD UGH025 0504 PD 2...
Page 115: ...UGH025 0504 TW 2 CIRCUIT BOARD PD 3...
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