COMMUNICATIONS GUIDE
MODBUS MEMORY MAP
469 MOTOR MANAGEMENT RELAY – COMMUNICATIONS GUIDE
121
F140
Unsigned
16 bit integer GENERAL STATUS
bit 0
Relay in Service
bit 1
Active Trip Condition
bit 2
Active Alarm Condition
bit 3
Reserved
bit 4
Reserved
bit 5
Reserved
bit 6
Reserved
bit 7
Reserved
F140
ctd.
bit 8
Motor Stopped
bit 9
Motor Starting
bit 10
Motor Running
bit 11
Overload Pickup
bit 12
Unbalance Pickup
bit 13
Ground Pickup
bit 14
Hot RTD
bit 15
Loss of Load
F141
Unsigned
16 bit integer OUTPUT RELAY STATUS
bit 0
1 TRIP
bit 1
2 AUXILIARY
bit 2
3 AUXILIARY
bit 3
4 ALARM
bit 4
5 BLOCK START
bit 5
6 SERVICE
bit 6 to 15
Not Used
F142
Unsigned
16 bit integer TRIP COIL SUPERVISION SELECTION
0
Disabled
1
52 Closed
2
52 Open/Closed
F143
Unsigned
16 bit integer SINGLE VT SELECTION
0
Off
1
AN (Wye), AB (Delta)
2
BN (Wye), BC (Delta)
3
CN (Wye), N/A (Delta)
F144
Unsigned
16 bit integer PULSED OUTPUT RELAY SELECTION
0
Off
1
2 AUXILIARY
2
3 AUXILIARY
3
4 ALARM
F145
Unsigned
16 bit integer
ANALOG IN DIFFERENTIAL
COMPARISON
0
% Difference
1
Absolute Difference
Table 8: Data Formats (Sheet 13 of 15)
CODE
TYPE
DEFINITION