Bacharach 50 Manual De Usuario

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Figure 1. Snifit 50
Specifications
Gas Monitored ............ Carbon Monoxide (CO)
Range .......................... 0  to 1999 ppm
Resolution ................... 1 ppm
Accuracy ...................... ± (5% of reading + 5 ppm)
Response .....................
30 sec. to 90% of final value
Power ........................... 9V battery
Battery Life ................ 1500 hours minimum
Temperature Range .... 32 to 104 °F (0 to 40 °C)
Case Material ............. High impact plastic
Weight ......................... 0.25 lb (0.11 kg) without battery
Dimensions ................. 5.5" L x 2.0" W x 1.6" H
(140 x 51 x 41 mm)
Operation
Turning the Snifit
On/Off
If not already done,
install a 9V battery as
described under
Battery Installation.
Turn on the instru-
ment by pressing its
Power On
 button.
Turn it off by pressing
Power Off
 (or the
instrument will
automatically shut
itself off after approxi-
mately 35 minutes).
Zeroing the Sensor
Turn on the Snifit and allow the displayed reading to
stabilize before proceeding – approximately 30 sec-
onds. Then with the instrument sampling fresh air
  M O N O X I D E   A N A L Y Z E R
p p m   C O
C A R B O N
S n i f i t
m o d e l   5 0
B a c k l i g h t
O n
O f f
S p a n   A d j u s t
- P o w e r -
Z E R O
A D J U S T
S P A N
A D J U S T
P O T .
B A C K L I G H T
O N / O F F
P O W
E R   O N
P O W
E R   O F F
D I S P L A Y
L O   B A T
L O W
B A T T E R Y
I N D I C A T I O N