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P a g e
Rev 2-0 8/1/2018
P
P
R
R
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G
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R
R
A
A
M
M
M
M
I
I
N
N
G
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N
D
D
O
O
P
P
E
E
R
R
A
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T
T
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O
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N
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The WATCHMAN detector is easy to program and operate. Follow
the instructions in this section to:
•
Set the desired display mode
•
Program the ammonia alarm set points (for use with CAI
DSAP and other accessories)
•
Program the desired 4 to 20mA range.
•
Program the desired Service Mode Timeout
S
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1.
Open the detector enclosure and place the detector in program
mode (program LED on).
2.
Set the rotary selector switch to position “7”.
3.
Press the “UP” or “DOWN” button until the desired start point
displayed.
a.
d0 – Display shows all readings above 0PPM
b.
d10 - Display shows all readings above 9PPM
c.
d25 – Display shows all readings above 24PPM
4.
Press and hold the “ENTER” button for at least 2 seconds. The
new set point is now programmed.
5.
Return the rotary selector switch to the position “0”.
Be sure the ammonia concentration reading is below the Lo-
Alarm set point (if in use), then place the detector in normal
operating mode and close the detector enclosure.
P
P
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r
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m
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n
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d
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L
L
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-
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(
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)
The ammonia Hi-Alarm set point can be programmed from 25 to
1000 PPM and Lo-Alarm set point can be programmed from 5 to
900 PPM. To program the set points, follow these steps:
1.
Open the detector enclosure and place the detector in service
mode. (Optional)
2.
Set the rotary selector switch to position “3” (to program the
ammonia Hi-Alarm set point) or “4” (to program the ammonia
Lo-Alarm set point).
Summary of Contents for LBW-WATCHMAN-EC
Page 23: ...23 P a g e Rev 2 0 8 1 2018 ...
