Cosmos PS-7 - Page 24

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DC-ITD-PS7MAN01.A www.dodtec.com
JAN 2019 815-788-5200
PS-7 Manual
8. Check the various setting values
- The values of the various settings can be checked by pressing the up/down switch, “” or “” on
the main unit. The setting values are displayed in the bottom right hand corner of the LCD Screen.
NOTE: They may sometimes be difficult to distinguish due to the types of alphabet letters used.
The values of alarm settings can be checked by pressing the alarm setting switch “AL”.
“AL1 displayed” “AL2 displayed” “Normal” “AL1 displayed” (Repeat)
The percentage of the full-scale value for the current alarm values will be displayed in the bottom right hand
corner of the LCD screen (in units of 1%), and the alarm set value at the current gas concentration is displayed
in the middle of the screen.
LCD Display
Screen
Default value
Explanation of the default value
A1 **
Toxic: CDS-7
Combustible: CHS-7
A1 10
10% of F.S.
Oxygen: COS-7
A1 72
72% of F.S.
A2 **
Toxic: CDS-7
Combustible: CHS-7
A2 20
20% F.S.
Oxygen: COS-7
A2 76
76% of F.S.
LCD Screen
Display
The function to be set
Remarks
Default value
Toxic : CDS-7
Combustible: CHS-7
Oxygen:
COS-7
d1 **
Time delay1
Time delay (secs.) of the gas alarm contact
(1st level)
d1 0
d1 0
d2 **
Time delay2
Time delay (secs.) of the gas alarm contact
(2nd level)
d2 0
d2 0
az
Analog output (base)
(*For our maintenance purposes only)
-
-
as
Analog output (span)
(*For our maintenance purposes only)
-
-
zs *
Zero suppression, or 21vol%
suppression
Displays the percentage of the full-scale
value (rounded to the percent)
zs 5
zs 2
H-H
L-L
H-L
Alarm mode
1st: Upper limit, 2nd: upper limit warning
1st: Lower limit, 2nd: lower limit warning
1st: Upper limit, 2nd: lower limit warning
H-H
L-L
Con *
Pyrolyzer failure alarm
0: Off 1: On
Con 0
Con 0
CG **
Calibrated gas concentration
(*For our maintenance purposes)
CG 40
CG 84
nEt *
The existence of DeviceNet unit
0: Non-existent 1: Existent
nEt 0
nEt 0
F ***
Display ofｆvalue
(*For our maintenance purposes)
-
FL ***
Displays rate of flow
Shows the current rate of flow (mL/min)
-
P ***
Sensor unit output
(*For our maintenance purposes)
-
At *
Auto 21vol% adjustment
0: No 1: Yes
At 1