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469 MOTOR MANAGEMENT RELAY – COMMUNICATIONS GUIDE
DEVICENET PROTOCOL
COMMUNICATIONS GUIDE
DeviceNet Data Formats
DeviceNet also uses the same format codes specified in Modbus Memory Map. Consult the
Modbus memory map for additional details on the output messages.
The DeviceNet specific Format codes are as follows:
20h ANALOG
INPUT MAXIMUMS
& MINIMUMS
1 to 4 (low,high)
Analog input 1 minimum
32bits
0, -50000, 50000
--
F12
5 to 8 (low,high)
Analog input 1 maximum
32bits
0, -50000, 50000
--
F12
9 to 12 (low,high)
Analog input 2 minimum
32bits
0, -50000, 50000
--
F12
13 to 16 (low,high)
Analog input 2 maximum
32bits
0, -50000, 50000
--
F12
17 to 20 (low,high)
Analog input 3 minimum
32bits
0, -50000, 50000
--
F12
21 to 24 (low,high)
Analog input 3 maximum
32bits
0, -50000, 50000
--
F12
25 to 28 (low,high)
Analog input 4 minimum
32bits
0, -50000, 50000
--
F12
29 to 32 (low,high)
Analog input 4 maximum
32bits
0, -50000, 50000
--
F12
21h MOTOR
THERMAL
CAPACITY USED
1,2 (low,high)
Motor thermal capacity used
16bits
0, 0, 100
%
F1
22h TIME TO TRIP 1 to 4 (low,high)
Time to trip
32bits
–1, –1, 99999
s
F20
23h CONTAIN
ATTRIBUTES 01h to
10h
248bytes
All attributes 01h to 10h together 248bytes
N/A
N/A
N/A
Table 28: Data formats for class B0h, Instance 01h:
Attribute
Bytes
Description
Length
Default, Min, Max
Value/Unit Format
Code
F160
Unsigned 8 bit integer
ALARM STATUS
0 Off
1 Not
Active
2 Timing
Out
3 Active
4 Latched
F161
Unsigned 8 bit integer
MOTOR SPEED
0
Low Speed (Speed 1)
1
High Speed (Speed 2)