COMMUNICATIONS GUIDE
MODBUS MEMORY MAP
469 MOTOR MANAGEMENT RELAY – COMMUNICATIONS GUIDE
123
F155
Unsigned
16 bit integer ACTIVE ALARM
1xxx xxxx
xxxx xxxx
Active Alarm
x111 1111
1111 1111
Alarm Count
F156
Unsigned
16 bit integer DEVICENET BAUD RATE
0
125 kbps
1
250 kbps
2
500 kbps
F157
Signed
16 bit integer TRACE MEMORY SAMPLE
For trace memory channels 0 to 9:
2’s complement signed value.
For trace memory channel 10 (Output relays status):
bitmask as shown below
Bit 0
1 Trip (0 is Off, 1 is On)
Bit 1
2 Auxiliary (0 is Off, 1 is On)
Bit 2
3 Auxiliary (0 is Off, 1 is On)
Bit 3
4 Alarm Relay (0 is Off, 1 is On)
Bit 4
5 Block Start (0 is Off, 1 is On)
Bit 5
6 Service (0 is On, 1 is Off)
Bits 6 to 15
Not Used
F165
Unsigned
16 bit integer LOSS OF COMMS FUNCTION TYPE
0
Alarm
1
Trip
F166
Unsigned
16 bit integer LOSS OF COMMS PORT
0
COMP_RS485
1
AUX_RS485
2
Ethernet-T
3
DeviceNet
F167
Unsigned
16 bit integer LOSS OF COMMS PORT STATUS
0
Not Communicating
1
Communicating
Table 8: Data Formats (Sheet 15 of 15)
CODE
TYPE
DEFINITION
