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3.4.5. Assembly Instance Details
3.4.5.1. Instance 20/70 – DeviceNet Standard (f894 = 0)
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 - - - - - Fault reset - Run forward
1-
2 Drive Reference Speed min
-1
(Low byte) *
3 Drive Reference Speed min
-1
(High byte) *
Fig. 1 Output Instance 20 Layout
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0-----
Running
Forward
-
Faulted/
tripped
1-
2 Drive Actual Speed min
-1
(Low byte)
3 Drive Actual Speed min
-1
(High byte)
Fig. 2 Input Instance 70 Layout
Examples of Instance 20/70
Stop
Instance Byte 1514131211109876543210 Hex.
1, 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0x0000
Output Instance 20
3, 2 ---------------- -
1, 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0x0000
Input Instance 70
3, 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0x0000
Forward running 1800min-1
Instance Byte 1514131211109876543210 Hex.
1, 0 0000000000000001 0x0001
Output Instance 20
3, 2 0000011100001 0 0 0 0x0708
1, 0 00000000000001 0 0 0x0004
Input Instance 70
3, 2 0000011100001 0 0 0 0x0708
Fault reset **
Instance Byte 1514131211109876543210 Hex.
1, 0 00000000000001 0 0 0x0004
Output Instance 20
3, 2 ---------------- -
* Drive Reference Speed is set up number of rotations by the hexadecimal number.
For example, when "Frequency reference" is set up to 1800min
-1
:
1800 = 0x0708 (Hex.)
** Fault reset works only 1 time when 0 -> 1.