MAN0923_Issue 3_04/15 Touchpoint Pro
Operating Instructions
198
15. Appendix 2 - Congurable
Parameter Reference Guide
Access Level: Engineer
Parameter Name Default
Setting
Value Range Comment
Signal Under Range Limit 1.5mA 0.7 to 4.0
mA
The ‘Signal Under Range Fault’ will be set if the sensor signal reading is
less than the configured ‘Signal Under Range Limit’.
Signal Under Range Latch Latching Non-Latching
/ Latching
Signal Over Range Limit 22.0mA 20.0 to 24.0
mA
The ‘Signal Over Range Fault’ will be set if the sensor signal reading is
greater than the configured ‘Signal Over Range Limit’.
Signal Over Range Latch Latching Non-Latching
/ Latching
15.1.17 Gas Range Fault Settings
Access Level: Engineer
Parameter Name Default
Setting
Value Range Comment
Gas Under Range Limit -10 %FSD According to
sensor range
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.
Gas Under Range Latch Latching Non-Latching /
Latching
Gas Over Range Limit 110 %FSD According to
sensor range
The ‘Gas Over Range Warning’ will be set if the calculated gas
concentration is greater than the configured ‘Gas Over Range Limit’.
Gas Over Range Latch Latching Non-Latching /
Latching
15.1.18 Calibration Reminder Settings
Access Level: Engineer
Note: Once the Calibration Overdue Warning is active, it can only be cleared by calibrating the channel.
Parameter Name Default Setting Value Range Comment
Calibration Reminder Enable Disabled Enabled / Disabled ‘Calibration Overdue Warning’ is set if the ‘Calibration
Reminder Interval’ is exceeded.
Calibration Reminder Interval 6 months 1 to 24 months 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.
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