Table 6–2: data formats (sheet 3 of 5) – GE 489 User Manual

Page 198

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6-36

489 Generator Management Relay

GE Multilin

6.3 MODBUS MEMORY MAP

6 COMMUNICATIONS

6

F131

Unsigned

16 bit integer

Input switch status

0 = Closed, 1 = Open

F132

Unsigned

16 bit integer

Trip coil supervision status

0 = No Coil, 1 = Coil

F133

Unsigned

16 bit integer

Generator status

0 = Offline, 1 = Offline, 2 = Online, 3 = Overload, 4 = Tripped

F134

Unsigned

16 bit integer

Cause of event / Cause of trip

F136

16 bits

Order Code

Bit 0: 0 = Code P5 (5A CT secondaries), 1 = Code P1 (1A CT secondaries)

Bit 1: 0 = Code HI (High voltage power supply), 1 = Code LO (Low voltage power supply)

Bit 2: 0 = Code A20 (4-20 mA analog outputs), 1 = Code A1 (0-1 mA analog outputs)

F138

Unsigned

16 bit integer

Simulation mode

0 = Off, 1 = Simulate Pre-Fault, 2 = Simulate Fault, 3 = Pre-Fault to Fault

Table 6–2: DATA FORMATS (SHEET 3 OF 5)

FORMAT

CODE

TYPE

DEFINITION

VALUE PARAMETER

VALUE PARAMETER

VALUE PARAMETER

0

No Event

47

Field-Bkr Discrep.

94

Analog I/P 3 Alarm

1

General Sw. A Trip

48

Offline O/C Trip

95

Analog I/P 4 Alarm

2

General Sw. B Trip

49

Phase O/C Trip

96

Reverse Power Alarm

3

General Sw. C Trip

50

Neg. Seq. O/C Trip

97

Incomplete Seq.Alarm

4

General Sw. D Trip

51

General Sw. A Alarm

98

Negative Seq. Alarm

5

General Sw. E Trip

52

General Sw. B Alarm

99

Ground O/C Alarm

6

General Sw. F Trip

53

General Sw. C Alarm

100

7

General Sw. G Trip

54

General Sw. D Alarm

101

Service Alarm

8

Sequential Trip

55

General Sw. E Alarm

102

Control Power Lost

9

Tachometer Trip

56

General Sw. F Alarm

103

Cont. Power Applied

10

UNKNOWN TRIP

57

General Sw. G Alarm

104

Thermal Reset Close

11

UNKNOWN TRIP

58

105

Emergency Rst. Open

12

Overload Trip

59

Tachometer Alarm

106

Start While Blocked

13

UNKNOWN TRIP

60

Thermal Model Alarm

107

Relay Not Inserted

14

Neutral O/V Trip

61

Overload Alarm

108

Trip Coil Super.

15

Neut. U/V (3rd) Trip

62

Underfrequency Alarm

109

Breaker Failure

16

63

110

VT Fuse Failure

17

64

Ground Fault Alarm

111

Simulation Started

18

65

RTD 1 Alarm

112

Simulation Stopped

19

66

RTD 2 Alarm

113

Ground O/C Trip

20

Differential Trip

67

RTD 3 Alarm

114

Volts/Hertz Trip

21

Acceleration Trip

68

RTD 4 Alarm

115

Volts/Hertz Alarm

22

RTD 1 Trip

69

RTD 5 Alarm

116

Low Fwd Power Trip

23

RTD 2 Trip

70

RTD 6 Alarm

117

Inadvertent Energ.

24

RTD 3 Trip

71

RTD 7 Alarm

118

Serial Start Command

25

RTD 4 Trip

72

RTD 8 Alarm

119

Serial Stop Command

26

RTD 5 Trip

73

RTD 9 Alarm

120

Input A Control

27

RTD 6 Trip

74

RTD 10 Alarm

121

Input B Control

28

RTD 7 Trip

75

RTD 11 Alarm

122

Input C Control

29

RTD 8 Trip

76

RTD 12 Alarm

123

Input D Control

30

RTD 9 Trip

77

Open RTD Alarm

124

Input E Control

31

RTD 10 Trip

78

Short/Low RTD Alarm

125

Input F Control

32

RTD 11 Trip

79

Undervoltage Alarm

126

Input G Control

33

RTD 12 Trip

80

Overvoltage Alarm

127

Neutral O/V Alarm

34

Undervoltage Trip

81

Overfrequency Alarm

128

Neut. U/V 3rd Alarm

35

Overvoltage Trip

82

Power Factor Alarm

129

Setpoint 1 Active

36

Phase Reversal Trip

83

Reactive Power Alarm

130

Setpoint 2 Active

37

Overfrequency Trip

84

Low Fwd Power Alarm

131

Loss of Excitation 1

38

Power Factor Trip

85

Trip Counter Alarm

132

Loss of Excitation 2

39

Reactive Power Trip

86

Breaker Fail Alarm

133

Gnd. Directional Trip

40

Underfrequency Trip

87

Current Demand Alarm

134

Gnd. Directional Alarm

41

Analog I/P 1 Trip

88

kW Demand Alarm

135

HiSet Phase O/C Trip

42

Analog I/P 2 Trip

89

kvar Demand Alarm

136

Distance Zone 1 Trip

43

Analog I/P 3 Trip

90

kVA Demand Alarm

137

Distance Zone 2 Trip

44

Analog I/P 4 Trip

91

Broken Rotor Bar

138

Dig I/P Wavefrm Trig

45

Single Phasing Trip

92

Analog I/P 1 Alarm

139

Serial Waveform Trig

46

Reverse Power Trip

93

Analog I/P 2 Alarm

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