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48
BM 25A/AW
Instruction Manual
The list of available menus will then be displayed:
■
Program
■
Calibration
■
Auto-zero
■
date / hour
■
Wireless (see Chapter 4)
■
MAC List (see Chapter 4)
■
Exit
Program menu
This is used to:
■
Activate/Deactivate a channel
■
Display sensor information (gas type and measurement range)
■
When using a catalytic sensor, to select the reference gas from the library (see
table below) or enter a correlation factor and to program alarm set points
■
When using an oxygen sensor, to set the
low (descending)
and
high (rising)
alarm
thresholds or 2
low
alarm levels if this option was selected
■
When using a toxic gas sensor, to set alarm thresholds
The coefficients are given for information in relation to CH
4
with an LEL of 5.0%
volume, and are automatically used by the monitor during calibration or when changing
the reference gas. If the combustible gas to be detected is not in this list, you can use
the
Other
window by selecting a coefficient provided by OLDHAM SIMTRONICS
(contact us).
Summary of Contents for BM 25A/AW
Page 1: ...BM 25A AW Area Gas Monitor Part Number NP25AEN Version C 4 User Manual ...
Page 10: ...10 BM 25A AW Instruction Manual Product Overview Figure 2 Product Overview ...
Page 18: ...18 BM 25A AW Instruction Manual ...
Page 34: ...34 BM 25A AW Instruction Manual ...
Page 70: ...70 BM 25A AW Instruction Manual ...
Page 75: ...9 Special Instructions 75 CSA Control Drawing for BM 25A AW Connections ...
Page 78: ...78 BM 25A AW Instruction Manual ...