GE Power Management
SPM Synchronous Motor Protection & Control
9-
7
9 MODBUS COMMUNICATIONS
9.2 MEMORY MAPPING
9
9.2.2 FORMAT CODES
Table 9–3: MEMORY MAP FORMAT CODES (Sheet 1 of 2)
CODE
ENUMERATION
VALUE
MEANING
1decS16
16-bit
Signed integer with 1 decimal place (i.e. 10 times the real value)
1decU16
16-bit
Unsigned integer with 1 decimal place (i.e. 10 times the real value)
2decS16
16-bit
Signed integer with 2 decimal places (i.e. 100 times the real value)
2decU16
16-bit
Unsigned integer with 2 decimal places (i.e. 100 times the real value)
Alpha
32-bit
An alphabetic letter
1
“A”
2
“B”
↓
↓
26
“Z”
Baudrate
16-bit
0
300 baud
1
600 baud
2
1200 baud
3
2400 baud
4
4800 baud
5
9600 baud
6
19200 baud
7
38400 baud
8
57600 baud
9
115200 baud
Enable
16-bit
0
Disable
1
Enable
Linefreq
16-bit
0
60 Hz
1
50 Hz
Motorstatus
16-bit
0
Off
1
Starting
2
Stabilizing
3
Resynchronizing
4
Running
Motortype
16-bit
0
Brushless
1
Ring-type
PFmode
16-bit
0
Ride-thru
1
Re-sync
Parity
16-bit
0
No Parity
1
Even Parity
2
Odd Parity
PFreg
16-bit
0
Internal
1
External
Summary of Contents for SPM Series
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Page 10: ...vi SPM Synchronous Motor Protection Control GE Power Management TABLE OF CONTENTS...
Page 74: ...6 4 SPM Synchronous Motor Protection Control GE Power Management 6 2 STATUS 6 ACTUAL VALUES 6...
Page 120: ...C 2 SPM Synchronous Motor Protection Control GE Power Management C 1 WARRANTY APPENDIXC C...
Page 124: ...iv SPM Synchronous Motor Protection Control GE Power Management INDEX...
Page 125: ...GE Power Management SPM Synchronous Motor Protection Control NOTES...