Johnson Controls York AYK550, User Manual

Page: 159 / 279

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YORK, A Johnson Controls Company
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The AYK550 supports the zero-based addressing of the Modbus specification.
Holding register 40002 is addressed as 0001 in a Modbus message. Similarly, coil
33 is addressed as 0032 in a Modbus message.
Refer again to the "Mapping Summary" above. The following sections describe, in
detail, the mapping to each Modbus reference set.
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The drive maps the following information to the
0xxxx Modbus set called Modbus Coils:
• Bit-wise map of the
CONTROL WORD
(selected using parameter 5305
EFB CTRL
PROFILE
). The first 32 coils are reserved for this purpose.
• Relay output states, numbered sequentially beginning with coil 00033.
The following table summarizes the 0xxxx reference set:
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x
0001
CONTROL WORD
– Bit 0 OFF1* STOP
0002
CONTROL WORD
– Bit 1 OFF2* START
0003
CONTROL WORD
– Bit 2 OFF3* REVERSE
0004
CONTROL WORD
– Bit 3 START LOCAL
0005
CONTROL WORD
– Bit 4 N/A RESET
0006
CONTROL WORD
– Bit 5 RAMP_HOLD* EXT2
0007
CONTROL WORD
– Bit 6 RAMP_IN_ZERO* RUN_DISABLE
0008
CONTROL WORD
– Bit 7 RESET STPMODE_R
0009
CONTROL WORD
– Bit 8 N/A STPMODE_EM
0010
CONTROL WORD
– Bit 9 N/A STPMODE_C
0011
CONTROL WORD
– Bit 10 N/A RAMP_2
0012
CONTROL WORD
– Bit 11 EXT2 RAMP_OUT_0
0013
CONTROL WORD
– Bit 12 N/A RAMP_HOLD
0014
CONTROL WORD
– Bit 13 N/A RAMP_IN_0
0015
CONTROL WORD
– Bit 14 N/A REQ_LOCALLOCK
0016
CONTROL WORD
– Bit 15 N/A TORQLIM2
0017…
0032
Reserved Reserved Reserved
0033 Relay Output 1 Relay Output 1 Relay Output 1
0034 Relay Output 2 Relay Output 2 Relay Output 2
0035 Relay Output 3 Relay Output 3 Relay Output 3
0036 Relay Output 4 Relay Output 4 Relay Output 4
0037 Relay Output 5 Relay Output 5 Relay Output 5
0038 Relay Output 6 Relay Output 6 Relay Output 6