GE MOTOR MANAGEMENT RELAY 469 Instruction Manual page 234

6.4 MEMORY MAP
Table 6–2: MEMORY MAP DATA FORMATS (Sheet 3 of 14)
FORMAT TYPE DEFINITION
CODE
F20 32 bits 2's COMPLEMENT SIGNED LONG VALUE
1st 16 bits High Order Word of Long Value
2nd 16 bits Low Order Word of Long Value
Note: -1 means "Never"
F21 16 bits 2's COMPLEMENT SIGNED VALUE
2 DECIMAL PLACES (Power Factor)
< 0 Leading Power Factor - Negative
> 0 Lagging Power Factor - Positive
Example: Power Factor of 0.87 lag is used as 87 (i.e. 0057)
F22 16 bits TWO 8-BIT CHARACTERS
PACKED INTO 16-BIT UNSIGNED
MSB First Character
LSB Second Character
Example: String 'AB' stored as 4142 hex.
F24 32 bits TIME FORMAT FOR BROADCAST
st
1 byte Hours (0 to 23)
nd
2 byte Minutes (0 to 59)
rd th
3 & 4 bytes Milliseconds (0 to 59999)
Note: Clock resolution limited to 0.01 sec
Example: 1:15:48:572 stored as 17808828
st
(i.e., 1 word 010F, 2
F25 16 bits UNSIGNED VALUE, 4 DECIMAL PLACES
Example: 0.1234 stored as 1234
F26 16 bits UNSIGNED VALUE, 3 DECIMAL PLACES
6
Example: 1.234 stored as 1234
FC100 Unsigned TEMPEATURE DISPLAY UNITS
16 bit integer
0 Celsius
1 Fahrenheit
FC101 Unsigned RS 485 BAUD RATE
16 bit integer
0 300 baud
1 1200 baud
2 2400 baud
3 4800 baud
4 9600 baud
5 19200 baud
FC102 Unsigned RS 485 PARITY
16 bit integer
0 None
1 Odd
2 Even
FC103 Unsigned OFF / ON or NO/YES SELECTION
16 bit integer
0 Off / No
1 On / Yes
6-62
nd
word BDBC)
469 Motor Management Relay
Table 6–2: MEMORY MAP DATA FORMATS (Sheet 4 of 14)
FORMAT TYPE DEFINITION
CODE
FC104 Unsigned GROUND CT TYPE
16 bit integer
0 None
1 1 A Secondary
2 5 A Secondary
3 50/0.025 CT
FC105 Unsigned DIFFERENTIAL CT TYPE
16 bit integer
0 None
1 1 A Secondary
2 5 A Secondary
FC106 Unsigned VOLTAGE TRANSFORMER CONNECTION
16 bit integer TYPE
0 None
1 Open Delta
2 Wye
FC107 Unsigned NOMINAL FREQUENCY
16 bit integer
0 60 Hz
1 50 Hz
2 Variable
FC108 Unsigned REDUCED VOLTAGE STARTING TRANSITION
16 bit integer ON
0 Current Only
1 Current or Timer
2 Current and Timer
FC109 Unsigned STARTER STATUS SWITCH
16 bit integer
0 Starter Aux a
1 Starter Aux b
FC110 Unsigned ASSIGNABLE INPUT FUNCTION
16 bit integer
0 Off
1 Remote Alarm
2 Remote Trip
3 Speed Switch Trip
4 Load Shed Trip
5 Pressure Sw. Alarm
6 Pressure Switch Trip
7 Vibration Sw. Alarm
8 Vibration Sw. Trip
9 Digital Counter
10 Tachometer
11 General Sw. A
12 General Sw. B
13 General Sw. C
6 COMMUNICATIONS
GE Power Management