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Sentry MODBUS I/O Memory Map
March 4, 2005 Page: 2
Read Only Parameters
Modbus Address
Parameter Units FIX EGU
Discrete
40001:0 High alarm bits - sensor 1
40001:1 High alarm bits - sensor 2
40001:2 High alarm bits - sensor 3
40001:3 High alarm bits - sensor 4
40001:4 High alarm bits - sensor 5
40001:5 High alarm bits - sensor 6
40001:6 High alarm bits - sensor 7
40001:7 High alarm bits - sensor 8
40002:0 Low alarm bits - sensor 1
40002:1 Low alarm bits - sensor 2
40002:2 Low alarm bits - sensor 3
40002:3 Low alarm bits - sensor 4
40002:4 Low alarm bits - sensor 5
40002:5 Low alarm bits - sensor 6
40002:6 Low alarm bits - sensor 7
40002:7 Low alarm bits - sensor 8
40003:0 Common (High or low) alarm bits - sensor 1
40003:1 Common (High or low) alarm bits - sensor 2
40003:2 Common (High or low) alarm bits - sensor 3
40003:3 Common (High or low) alarm bits - sensor 4
40003:4 Common (High or low) alarm bits - sensor 5
40003:5 Common (High or low) alarm bits - sensor 6
40003:6 Common (High or low) alarm bits - sensor 7
40003:7 Common (High or low) alarm bits - sensor 8
40004:0 Common high alarm, any sensor
40004:1 Common low alarm, any sensor
40004:2 Common any alarm, any sensor
40004:3 Calibrate mode
40004:4 Trouble alarm
40004:5 Power Flash (Startup mode)
40005:0 Sensor in calibration – sensor 1
40005:1 Sensor in calibration – sensor 2
40005:2 Sensor in calibration – sensor 3
40005:3 Sensor in calibration – sensor 4
40005:4 Sensor in calibration – sensor 5
40005:5 Sensor in calibration – sensor 6
40005:6 Sensor in calibration – sensor 7
40005:7 Sensor in calibration – sensor 8
40006:0 Bits indicating analog value is valid – sensor 1
40006:1 Bits indicating analog value is valid – sensor 2
40006:2 Bits indicating analog value is valid – sensor 3
40006:3 Bits indicating analog value is valid – sensor 4
40006:4 Bits indicating analog value is valid – sensor 5
40006:5 Bits indicating analog value is valid – sensor 6
40006:6 Bits indicating analog value is valid – sensor 7
40006:7 Bits indicating analog value is valid – sensor 8