* The firmware version is shown on the display for a few seconds after the unit is
turned on.
For display board with r1.01 or r2.01 firmware, set the range using this table:
Measuring
range
0 - 1
0 - 3
0 - 5
0 - 8
0 - 10
0 - 20
0 - 25
0 - 30
0 - 50
0 - 100
0 - 200
0 - 250
0 - 300
0 - 500
0 - 1000
0 - 2000
0 - 2500
0 - 3000
0 - 5000
0 - 9999
DPs = decimal places
For all firmware versions SW1-F sets the TWA function:
SW1-F
ON
OFF
Insert a card in the window above the display to show the measured gas and range.
Pre-printed and blank labels are at the end of this manual.
Issue 6 – December 2006
DPs
A
B
2
OFF OFF OFF OFF OFF
2
ON
OFF OFF OFF OFF
2
OFF
ON
2
ON
ON
2
OFF OFF
1
ON
OFF
1
OFF
ON
1
ON
ON
1
OFF OFF OFF
1
ON
OFF OFF
0
OFF
ON
0
ON
ON
0
OFF OFF
0
ON
OFF
0
OFF
ON
0
ON
ON
0
OFF OFF OFF OFF
0
ON
OFF OFF OFF
0
OFF
ON
0
ON
ON
TWA
ON
OFF
SW1
C
D
E
OFF OFF OFF
OFF OFF OFF
ON
OFF OFF
ON
OFF OFF
ON
OFF OFF
ON
OFF OFF
ON
OFF
ON
OFF
OFF
ON
OFF
OFF
ON
OFF
ON
ON
OFF
ON
ON
OFF
ON
ON
OFF
ON
ON
OFF
ON
ON
OFF OFF
ON
OFF OFF
ON
22