Honeywell Touchpoint Pro Technical Handbook page 79

9.2.18 Gas Range Fault Settings
Access Level: Engineer
The 'Gas Under Range Fault' will be set if the calculated gas concentration is less than the configured 'Gas Under Range
Limit'. This fault may be due to the sensor signal drifting below the normal zero operating point.
Parameter Name
Under Range Fault
Limit
Under Range Fault
Latch
The 'Over Range Limit Warning' will be set if the calculated gas concentration is greater than the configured limit.
Note: If the Over Range Warning signal is latched, an extra Reset operation is required. The first Reset clears the over
range warning, the second reset clears any other conditions.
Parameter Name
Over Range Warning
Limit
Over Range Warning
Latch
9.2.19 Calibration Reminder Settings
Access Level: Engineer
Parameter Name
Calibration Reminder
Enable
Calibration Reminder
Interval
Note: Once the Calibration Overdue Warning is active, it can only be cleared by calibrating the channel.
Part. No. 2400M2501_6
CONFIGURATION
Default Setting
Gas Range Min- 0.10 * (Gas
Range Max- Gas Range Min)
Latching
Default Setting
Gas Range Max+ 0.10 * (Gas
Range Max- Gas Range Min)
Latching
Default Setting Value Range
Disabled Enabled /
Disabled
6 months 1 to 24 months
Value Range
Minimum
Gas Range Min – 0.24 * (Gas
Range Max - Gas Range Min)
Non-Latching / Latching
Value Range
Minimum
Gas Range Min
Non-Latching / Latching
Comment
'Calibration Overdue Warning' is set if the
'Calibration Reminder Interval' is exceeded.
Calibration reminder is calculated to the day, e.g. if
the reminder is set on 27 January for 6 months'
time, the calibration overdue reminder will appear
on 27 July.
72
Maximum
Gas Range Min
Maximum
Gas Range Max+ 0.25 * (Gas
Range Max- Gas Range Min)
Touchpoint Pro
Technical Handbook