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Single Stream
18.3.2 Menu options - Silowatch (CO & O2 single stream)
ALARM A
2000 ppm
O/P1 MIN
4 mA
O/P1 MAX
20 mA
O/P1 SPAN
500 ppm
O/P1 Damper
1
O/P2 MIN
4 mA
O/P2 MAX
20 mA
O/P2 SPAN
25
O/P2 Damper
1
A RED COEF 1
A RED COEF 2
0
A BLUE COEF 1
A BLUE COEF 2
0
A RED COEF 1
A RED COEF 2
0
A BLUE COEF 1
A BLUE COEF 2
0
PUMP INTERVAL
1 minute
BLOW-BK INT
60 m
UNITS
PPM
WET ANALYSIS
NO
WATER
0.0%
SHOW NEGATIVE
NO
ENTRY CODE
4
BLOWBACK?
NO
SET CLOCK
NO
CLEAR FAULTS
NO
RESTORE CONST
NO
MID AL
200 ppm
To exit this menu press GAS READINGS
User Guide
CO alarm level 0 to 4000 in units of 10
CO minimum current of analogue output 0, 2 or 4 mA
CO maximum current of analogue output 0, 2 or 4 mA
CO full scale of analogue output 20 to 4000 in units of 10
CO current loop output response time seconds
O
minimum current of analogue output 0, 2 or 4 mA
2
O
maximum current of analogue output 0, 2 or 4 mA
2
O
full scale of analogue output 0 to 25 in units of 1%
2
O
current loop output response time seconds
2
CO span calibration constant for red channel
CO mid point calibration constant for red channel
CO span calibration constant for blue channel
CO mid point calibration constant for blue channel
O
span calibration constant for red channel
2
O
mid point calibration constant for red channel
2
O
span calibration constant for blue channel
2
O
mid point calibration constant for blue channel
2
Time between peristaltic pump operations - must be set to 1 minute
Time between blowbacks
Units for gas concentration ppm mg/nm
Wet analysis applied to gas calculation YES or NO
H
O water vapour concentration for wet analysis
2
0 to 25% in units of 0.01
Permits negative readings to be displayed and output
The password is factory-set to 4 (0 to 999)
Set to YES to manually purge the probe(s) (YES or NO)
Set to YES to set the time and day
Set to YES to clear faults (persisting faults will not clear)
Set to YES to restore previous calibration constants
Mid alarm point for gas stream A 0 to 4000 in units of 10
Millwatch / Silowatch
3
27
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