17
2. DISPLAYS AND OPERATIONS
2.1 Front Panel Description
①
Upper display window, displays PV, parameter code, etc.
②
Lower display window, displays SV, parameter value, or
alarm
③
Setup key, for accessing parameter table and conforming
parameter modification.
④
Data shift key, and auto tuning.
⑤
Data decrease key, and also run/pause switch
⑥
Data increase key, and also stop key
⑦
LED indicator. MAN and PRG indicators is non-applicable
for AI-518. PRO is on indicating the program of AI-518P is
running. MIO, OP1, OP2, AL1, AL2, AU1 and AU2 indicate
I/O operation of the corresponding module. For example,
COMM indicator is flashing meaning that the instrument is
communicating with computer.
MAN PRG
COM
MIO
AL1
AL2
OP1
OP2
A/M
RUN/HOLD
A
I
AU2
STOP
AU1
①
②
③
④
⑤
⑥
⑥
⑦
⑥
PV
SV
信
号
输
入
，
I
4
模
块
可
支
持
0
-
2
0
m
A
及
AI