Emerson Rosemount 8750W Reference Manual page 200

Mobus Coil and Register Map
Table C-1: Modbus registers
Register Description
687 Status Register 0
bit #0 - Sensor Out of Range
bit #1 - Empty Pipe Condition Detected
bit #2 - I/O Processor Failure
bit #3 - Pulse Output, Out of Range
bit #4 - Update Missed
bit #5 - Output at Alarm Level
bit #6 - Modbus Nonvolatile Memory Error
bit #7 - Pulse Output Fixed
bit #8 - EPROM Checksum Error
bit #9 - NOVRAM Checksum Error
bit #10 - RAM Checksum Error
bit #11 - Factory NOVRAM Checksum Error
bit #12 - Continuous Meter Verification Error
bit #13 - PZR Output is Active
bit #14 - Coil Drive Current is Zero
bit #15 - Reverse Flow Rate Detected
688 Status Register 1
bit #0 - Internal Flow Simulation Test Error
bit #1 - Excess Auto Zero Correction, ZR too Low
bit #2 - Excess Auto Zero Correction, ZR too High
bit #3 - Auto Zero attempt with Nonzero flow
bit #4 - Totalizer Limit Alert 1
bit #5 - Universal Trim Failure
bit #6 - Flow Limit Alert 1
bit #7 - Flow Limit Alert 2
bit #8 - Electrode Coated Limit 1
bit #9 - Electrode Coated Limit 2
bit #10 - Excess Calibration Correction. GN too
Low
bit #11 - Excess Calibration Correction, GN too
High
bit #12 - Calibration Attempt Without Calibrator
bit #13 - Grounding/Wiring Fault
bit #14 - High Process Noise Detected
bit #15 - Electronics Temperature Out of Range
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Rosemount 8750W Transmitter with Modbus Protocol Reference Manual
Parameter Work Level
Type Access
U16 R
U16 R
Write Pro-
tect?
N
N