DOD PS-7 Carbon Monoxide Alarm User Manual


 
(4) Change the value by using the UP/DOWN switches (“U” or “V”). When you are done, press the special
command switch again, and the alternating display in the bottom right corner of the LCD display will
become constant. The process is now finished.
Default value
LCD
Screen
Indication
The function
to be set
Remarks
Toxic :
CDS-7
Combustible
: CHS-7
Oxygen:
COS-7
Adjustable
Range
d1 **
Time delay 1
Time delay (secs.) of the gas
alarm contact (1st level)
d1 0 d1 0 0 to 99 sec
d2 ** Time delay 2
Time delay (secs.) of the gas
alarm contact (2nd level)
d2 0 d2 0 0 to 99 sec
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 0 to 30%
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
H-H
L-L
H-L
Con *
Pyroletic
converter
failure alarm
: Off 1: On
Con 0 Con 0 0 or 1
CG **
Calibration
gas
concentration
(*For our maintenance purposes only)
CG 40 CG 84
nEt *
The existence
of a DeviceNet
unit
: Non-existent 1: Existent
nEt 0 nEt 0 0
or 1
F ***
Display of
value
Calibration gas type in lower right of
LCD
f value in center of LCD
(Depending on the sensor unit)
FL ***
Displays rate
of flow
Shows the current rate of flow
(mL/min)
(Depending on the rate of flow)
P ***
Sensor unit
output
(*For our maintenance purposes)
--
At *
Auto 21vol%
adjustment
: Off 1: On
-- A t 1 0
or
1
Each time the UP switch is pressed, it will move down the table to the next item.
When the DOWN switch is pressed, it will move up one.
×××
Type of sensor unit (Normal display) (Depending on the sensor unit)