Advanced Energy MDX II User Manual page 170

®
Advanced Energy
Table 7-9. AE Bus and Profibus Communications Commands (Continued)
Command Used By
AE
√
172
request
current arc
trip level
√
173
request
voltage arc
trip level
√
174
request Arc-
Check
holdoff
√
175
request time
output on
√
176
request
ramp time
left
√
177
request run
time left
7-50
Description
Pro
√
Requests current level at
which the MDXII unit will
assume an arc exists and turn
off output (set with
Command 9); returning
packet will indicate value in
amperes (no decimal place
implied).
√
Requests how many volts
constitute an arc (set with
Command 10)
√
Requests the amount of time
the MDXII unit will wait
before it activates ARC
CHECK (set with Command
19)
√
Requests how much time has
elapsed since output power
was turned on
Byte 1 = number of
hours
Byte 2 = number of
minutes
Byte 3 = number of
seconds.
√
Requests how much ramp
time is left
Byte 1 = minutes left
Byte 2 = seconds left.
√
Requests how much run time
is left
Byte 1 = hours left
Byte 2 = minutes left
Byte 3 = seconds left.
Serial Port Connection, Controls and Indicators
Host Data ResponseData
Bytes Bytes
AE Pro AE
0 0 2
0 0 2
0 0 2
0 0 3
0 0 2
0 0 3
5700262-R
Pro
2
2
2
3
2
3