- Apex Generator User Manual
4-52 5708009-C
Advanced Energy
®
164
read 
setpoint/
regulation 
mode
Requests output setpoint level (set by CMD 
8) and whatever method of output regulation 
has been selected (set by CMD 3). The return 
packet is arranged as follows:
• First and second bytes = setpoint value
• Third byte = method of output regulation
03 data bytes
16-bit value
8-bit value
165
read 
forward 
power
Requests a snapshot of forward power level 
at that instant.
Regular units report in units of watts.
HALO units report in units of tenths of watts.
02 data bytes
16-bit value
166
read 
reflected 
power
Requests a snapshot of reflected power level 
at that instant.
Regular units report in units of watts.
HALO units report in units of tenths of watts.
02 data bytes
16-bit value
167
read 
delivered 
power
Requests a snapshot of load power level at 
that instant
Note: Response contains 2 data bytes. Both 
bytes represent delivered power or real 
power (LSB first). It returns the 
delivered power in watts if 
measurement system is a Directional 
Coupler. If measurement system is a 
VI sensor, it returns real power in 
watts.
02 data bytes
16-bit value
168
read ext 
feedback 
(dc bias)
Requests a snapshot of external feedback 
level at that instant.
Data bytes 1 and 2 represent External 
feedback (LSB first). It returns the external 
feedback (DC Bias).
02 data bytes
16-bit value
169
read fwd 
pwr limit
Requests programmed limit for forward 
power (set by CMD 4).
Note: The response returns the user forward 
power limit in watts.
2 data bytes
16-bit value
170
read refl 
pwr limit
Requests reflected power limit (set by 
CMD 5).
Note: The response contained in data bytes 1 
and 2 represent user reflected power 
limit in watts.
2 data bytes
16-bit value
Table 4-6. Host Port Commands for RS-232 with AE Bus (Continued)
Command
Description
Number of 
Host Data 
Bytes
Number of 
Response 
Data Bytes










