SHANGHAI
CHANGAI
ADD
：
Room 316, Hongyi
Building, No.2158,
WanYuan Road, Minhang, Shanghai, P.R. China
Postcode
：
201103
TEL
：
021
51692285
FAX
：
021
33275656
WEB
：
www.ci
ele.com
CHENGDU C
HANGAI (R
&
D Center)
ADD
：
Fifth Floor, Huaxia Building, Three
Section
of North JianShe road, Chenghua District, Chengdu, P.R. China
Postcode
：
610051
FAX
：
028
83277736
Hot line
：
400 700 8817
CHENGDU CHANGAI (Manufacturing Center)
ADD
：
No.199 HuaGuan road, Longt
an headquarters economy city,
Chenghua District, Chengdu, P.R. China
Postcode
：
610052
FAX
：
028
83277736
After
sale Service
：
13882203509
Hot line
：
400 700 8817
P950
Process Oxygen Analyzer
Instruction Manual
10
～
96.00% O
2
CHANGAI ELECTRONIC SCIE
NCE & TECHNOLOGY CO.,
LTD
www.ci
ele.com
Instruction Manual
Version
：
2.20
Date
：
201
5
02
11
R
emark
：
22
0VAC
USER NOTICE
Copy rights reserved to CHANGAI ELECTRONIC CO., LTD©,
any part of the content of this manual bears no modification,
duplication, transmission, transcription and translation to other
langu
ages.
All rights reserved to manufacture
r
.
There is no further notice for any variation in this manual.
H
int
Only a clear understanding of this manual could guarantee a
correct and reasonable utilization of
P950
.Therefore, please
read all the chapters
in the manual before installing and using
this instrument.
The displayed numerical value in
this manual
is example,
which is set by manufacture
r
in advance. The actual numerical
value must be confirmed by users during the operation.
Special Attention
·
This analyzer should not used at e
xplosive
applications
;
·
This analyzer should be protected from liquid things or
corrosive
things.
·
This analyzer should be away from high
power cable, relay
or other inter
ference sources
;
·
The debugging, operation and maintenance of this analyzer
are in the charge of professionals;
·
Disconnect the power before opening the case cover
.
9
Appendixes
·
P950 PROCESS OXYGEN ANALYZER
1
unit
·
P950
Instruction Manual
1pc
·
Maintain card
1 pc
·
Certificate 1 pc
31
permission of manufacture
·
Repair and faulty operation while violating operating procedure
·
Rough Operation
We
have to admit the time loss, inconvenient loss and the indirect loss
due to instrument failure. Besides, the accident damage, special
damage, human operator error are not included in free warranty, which
is same to the equipments which come from unauthoriz
ed channel.
8
.2 Maintain
It is important to do daily maintenance work to equipment; it poses a
direct or indirect influence on service life.
When clearing the appearance of equipment, the analyzer should be
power off. Cleaning the outside surface of equipm
ent with soft cloth
which socks in water, organic solvent or cleaning chemicals are
forbidden.
8
.3 Storage
The packed products should put in a storehouse with a temperature of
5
°C
~50
°C
; relative humidity is less than 90%RH (25
°C
). The storage
place should be
low dusting, smokeless, no moisture and no acid or
alkaline corrosive gas.
Handle with care, do not crush!
CONTENT
1. Summari zation
.................................
................
.......
......1
2. Typical Application
........................
...........................
..................1
3. Main Features
....................
.............................
.........
................2
4. Technical Index
...............
..............................
..........
................2
5. Analyzer structure
..................
......................................
.....................
4
5.1 Front Panel Introduction
............
.....................
......................
4
5.2 Back Panel Introduction
..............
..
.........................
..................
6
6. Analyzer Install
......................
.................................
...............8
6.1 Out of Box Audit
...............
............................
.....................8
6.2 Install Conditions
..........
.....
.....................
.....................8
6 . 3 In s t a l l a t i o n
. . .. . .. . ... . .
.. . .. . .. . .. . .. . .. .. . .. . .
. . .. . .. . . .. . .. . .. . .8
6.4 INLET Connection
.........
........................
..................
10
6.5 OUTLET Connection
.........
..
...........................
.
...................10
7. Operation & Parameters Set
..........................
............
.........11
7.1 Startup
........................
...............................
............11
7.2 Menu description
...................
...............
.................13
7.3 Menu Function & Set
...................
.......................
...........14
7.3.1 Enter into menu mode..........
........................
...............15
7.3.2 Alarm value.............
................................
..............16
7.3.3 Alarm mode...
.......
...........................
...............17
7.3.4 Range set.......
.................................
..............18
7.3.5 Calibration...........
.........................
................
2
1
30
7.3.6 Senior menu
..........
....................
...................
..............23
7.3.7 Reset..........
..........................
.....................
...............26
7.3.8 Runtime.....
............................................
....................27
7.3.9 Menu lock..............
....................
......................
...........28
8 Warranty, Maintain & Storage
...............
........................
..................29
8.1 Warranty
................
...
........
...................
.........................29
8.2 Maintain
............
....................
.....
.............................30
8.3 Storage
..................
...........................
.......................30
9 Appendixes
......................
.................................
.....................31
8
Warranty, Maintain & Storage
CHANGAI ELECTRONIC CO., LTD guarantees that the produced and
sold products are selected from the most reliable materials and
compone
nts and undergone the most comprehensive quality test. If any
mass defects occur under guarantee, please contact with CHANGAI
ELECTRONIC CO., LTD directly, our company will solve your
problem through components repair and exchange.
8
.1 Warranty
1. Warranty
period: one year from delivering goods date
2. Warranty Content: All the defects in equipment materials and
technology belong to warranty content, but the lost and tearing up of
nameplate on warranted equipments is not allowable.
3. None Warranty Scope:
·
Ordinary Wear and Tear
·
Operation Following No Regulars
·
Ignore the regulation in the manual
·
Tear down the nameplate of analyzer
·
The installation, carrying, operation and maintenance break the
procedure in this manual
·
Lack of effective protective measu
res in operation
·
Change the function and technical performance of products
·
Detach the parts and install the supplementary instruments under no
29
19
7.3.9
Menu lock
LOC
menu
is to set menu lock on or off.
Analyzer has menu lock function to prevent modifyi
ng analyzer
parameters from mis
operation. When turn on menu lock switch, it
n
eed
s
to input password 5609 to enter menu mode. When menu lock
switch is off, it can enter into menu mode directly.
Enter into menu mode, choose
LOC
menu
, click
button to enter,
then click
/
button t
o choose
ON
or
YES
, then click
button to
return to
main
menu.
%
ppm
O2
AL
%
ppm
O2
AL
%
ppm
O2
AL
Picture 17 Flow Chart of menu lock
P950
Process Oxygen Analyzer
Instruction Manual
1
.
Summarization
P950 Process Oxygen Analyzer
is based on microprocessor
,
which
is
adopt
s
the
ion flow oxygen sensor as measuring unit.
It will
display
oxygen concentration in oxy
nitride mixed gas
after
processing and calculating
throu
gh micro
processor.
T
here are
a set
of alarm point, a set of analog output signal and a set of on
off
switch value for users.
2
.
Typical Application
T
he typical application
s
of P950 as follows
：
·
Air separation industry;
·
Chemical and smelting industry;
·
Protection gas detection for semi
-
conductors
；
·
Detection of sending oxygen concentration by high temperature
smelter;
·
D
etection
oxyg
en concentration of vegetables
and
food
processing and s
torage process
;
·
D
etection oxygen concentration of
animal
s and pants cultivation
process;
·
Detection of oxygen concentration in family, naval vessels,
tunnel, bore, air
raid shelters, city underground tunnel, etc.
28
1
3
.
Main Features
·
Adopts
the ion flow o
xygen sensor
which is advanced in the
world;
·
Intelligence, good stability, high reliability and long
service life;
·
Menu Lock Function
:
Prevent misoperation that changing
analyzer parameters to influence its normal operation
;
·
A
utomatic clocking so as to
kno
w
the
condition of service;
·
Easy operation and simple maintenance
.
4
.
Technical Index
Characteristic
:
·
Range
:
10.00
~
96
.00% O
2
·
A
ccuracy:
±2% FS
·
Repeatability: ±1% FS
·
Stability
:
±1% FS/7d
·
Response Time
:
T90
＜
6
0S
E
lectrical Connection:
·
Power Supply:
22
0
V
A
C,
50/60Hz
·
Consumption:
Less
than
10
VA
·
Contact Point Capacity
：
24
V
D
C, 0.2A
·
Analog output:
4
20
mA
(A
llow less than 500Ω load
)
Environment and Operational Conditions:
·
Install conditions:
Plate
mounting, non explosion area
·
Ambient Temperature: 0
°C
to
4
5
°C
, non
condensing
·
Ambient Humidity:
Less
than
8
0%RH
7.3.8 Runtime
HOUR
menu is to check analyzer
run
time.
I
t starts timing once the
analyzer is turned on to know the using situation of analyzer.
Enter into menu mode and choose
HOUR
menu
, click
button to
enter
, the unit of runtime is hour
.
After checking, click
button to
return.
%
ppm
O2
AL
%
ppm
O2
AL
%
ppm
O2
AL
Picture 16 Flow Chart of analyzer runtime
27
2
7.3.7
Reset
When
there's unknown error, through
FAC
menu
to reset to factory
settings.
E
nter into menu mode,
click
/
button to choose
FAC
menu,
click
button to enter
,
then the analyzer display
NO
(that is will not reset
to factory setti
ngs),
click
/
button to choose
YES
(
that means reset
to factory settings
)
, then
click
button to
confirm
and return to
main menu
.
%
ppm
O2
AL
%
ppm
O2
AL
%
ppm
O2
AL
Picture
15
Flow chart of reset
·
Storage Temperature:
5
°C
to 5
0
°C
·
Gas flow:400 ~ 600ml/min, gas pressure: 86 ~ 106kPa
E
quipment Index:
·
Display
window
:
4 digital
pipes
·
Sensor
:
Ion
flow oxygen sensor
·
Sensor Life
:
More
than 2 years (
n
ormal use
)
·
Analyzer
Life
:
More than
5
years
(
normal use
)
Analyzer Size:
Picture
1a P950
f
ront panel size
INLET
OUTLET
+
-
4-20mA
NC
NO
021-51692285
L
N
FG
COM
MADE IN CHINA
AC220V
Picture 1
b
P950
back
panel size
3
26
Picture 1
c
P950
side
size
5
.
Analyzer
structure
5.1 Front
Panel Introduction
Picture
2
Front View of
Analyzer

Display
Window
：
Be composed of
4 digital pipes
,
it is
the display window of
man
machine interaction.
I
t displays analyzer information an
d
delay time when startup;
under standard measuring mode,
displays
oxygen concentration, and
displays
the menu, option,
data when it i
s under menu mode.
F
2
menu is to
adjust 20mA
.
F
2
set method is the same as
F
1
, please
refer to it.
7.3.6.2
Check signal
F
3
menu is to
check the sensor si
gnal.
U
nder senior menu,
click
/
button to choose
F
3
menu, click
button to enter,
the display
value is the sensor signal, unit is uA, then
click
button to
return
to previous menu.
%
ppm
O2
AL
%
ppm
O2
AL
%
ppm
O2
AL
Picture
14
Flow chart
of check signal
4
25
Display
Window
Power Switch
I
ndicator
Lamp
Buttons
%
ppm
O2
AL
%
ppm
O2
AL
%
ppm
O2
AL
%
ppm
O2
AL
%
ppm
O2
AL
%
ppm
O2
AL
Picture
13
Flow chart of 4mA adjust

Buttons
：
The function buttons is the input equipment that controls man
machine
interaction display, which composed by 4 buttons. The name and
function are shown as table 1.
Table 1 Name and function of buttons
Button
Name
Function
Men
u
1. Under standard measuring mode click
this button to enter into menu mode;
2. Click this button to
enter
into the
selected menu.
Confirm
Press this button to confirm modification
when modify value
U
p
Arrow
R
oll upwards to select menu
Increasing
I
ncrease 1 when setting numbers
D
own
A
rrow
R
oll downwards to select menu
D
escending
Decrease 1 when setting numbers
Cycle
Click 1 time, move 1 position right forward

Indicator lamp
B
e composed of 4
lamps
, it
used
at indicator the analyzer status,
the
mark
a
nd function are shown as table
2
.
24
5
Table
2
mark
and function of
lamps
Mark
function
AL
L
ighting when analyzer alarm, or
extin
guish
O2
L
ighting when display oxygen concentration , or it
will extin
guish
％
L
ighting when the unit of displaying ox
ygen
concentration is
%
, or it will extin
guish
ppm
N
o use

Power switch
Press
"
" to
startup,
press "o" to turn off.
5.
2
Back
Panel Introduction
Picture
3
Back
View of
Analyzer

I/O
port
T
he
connect terminals of power supply, analog output and alarm
ou
tput.
The
mark
a
nd function are shown as table
3
.
7.3.6
Senior
menu
E
nter into menu mode, click
/
button to choose
CAL
menu, click
button to enter: click
button to change the cursor, click
/
button to change value of the cursor, after input password
0124
, click
button to enter into
s
enior
menu
, there are 4 submenus as follows:
NO.
submenus
function
1
F
1
A
djust analog signal
4mA
2
F
2
A
djust analog signal
20
mA
3
F
3
C
heck the signal of sensor
4
go
－－
R
eturn to previous menu
Notice:
Senior
menu password is 0
124
. This password is se
t by
manufacturer, so users have no authority to modify it.
7.3.6.1 4mA
adjust
M
ake the multi
meter with high precision to DC end, connect the red
and black pen respectively to terminal
4
20
mA+
and
4
20
mA
.
U
nder senior menu,
click
/
button to choose
F
1
menu, click
button to enter,
then
click
button to change the cursor, click
/
button to change value of the cursor,
use
the multi
meter with high
precision
until the display value is about 4mA(error less than 0.01mA),
after adjustment then click
b
utton to return to previous menu.
6
23
OUTLET
INLET
I/O
port