Ladis G31 Series, Service Manual

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9.2 Basic communication command
In this section, we will show you some basic communication commands that will help you debug or
regulate the UPS system.
9.2.1 QGS
QGS means to request general status parameters of the system. The command format is:
Computer: QGS<Enter>
UPS: (MMM.M HH.H LLL.L NN.N QQQ.Q DDD KKK.K VVV.V SSS.S XXX.X TTT.T
b
11
b
10
b
9
b
8
b
7
b
6
b
5
b
4
b
3
b
2
b
1
b
0
Data Description Notes
( Start byte
MMM.M Input voltage M is an Integer number 0 to 9. The units is V.
HH.H Input frequency H is an Integer number 0 to 9. The units is Hz.
LLL.L Output voltage L is an Integer number 0 to 9. The units is V.
NN.N Output frequency N is an Integer number from 0 to 9. The units is Hz.
QQQ.Q Output current Q is an Integer number from 0 to 9. The units is A.
DDD Output load percent
DDD is Maximum of W% or VA%.
VA% is a percent of power.
W% is a percent of maximum active power.
KKK.K Positive BUS voltage K is an Integer ranging from 0 to 9. The units is V.
VVV.V Negative BUS voltage V is an Integer ranging from 0 to 9. The units is V.
SSS.S P Battery voltage S is an Integer ranging from 0 to 9. The units is V.
XXX.X N Battery voltage X is an Integer ranging from 0 to 9. The units is V.
TTT.T
Max Temperature of the
detecting pointers
T is an integer ranging from 0 to 9. The units is °C
b
11
b
10
b
9
b
8
b
7
b
6
b
5
b
4
b
3
b
2
b
1
b
0
Ups status
b
11
,b
10
:
00: standby;
01: line-interactive;
10: on-line.
B
9
: Utility Fail
B
8
: Battery Low
B
7
: Bypass/Boost Active
B
6
: UPS Failure
B
5
: EPO
B
4
: Test in Progress
B
3
: Shutdown Active
B
2
: bat silence
b
1
: Bat test fail
b
0
: Bat test OK
Example:
Computer: QGS<Enter>
UPS: (225.2 50.0 220.0 50.0 027.0 073 360.8 359.9 241.0 ---.- 045.0 100011000000
Meanings: