44 Rev. 2.4 (3/05)
Honeywell Analytics CM4 Protocol Manual
Set Duty Cycle This command allows a master to set the minimum
0x65 window time and the monitor relay response bits
on a slave. Please see packet 0x69, GetDutyCycle
for a discussion of these parameters.
Command packet to slave:
Command code (0x65) - 1 byte
Bits permitting monitor relay action during
duty cycle - 1 byte
bit 0 point1
bit 1 point2
bit 2 point3
bit 3 point4
bits 4-7 unused (ignored by slave)
Minimum window time (seconds) -
2 bytes
Response from slave:
Command code (0x65) - byte
CM4 date 2 bytes
CM4 time 2 bytes
Status - 1 byte
0x00 packet accepted
0x01 time > 900 seconds,
unacceptable
0x02 time < 0 seconds,
unacceptable
0xFF slave in monitor, unable to
accept changes
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