Honeywell XNX - Page 64

XNX Universal Transmitter
Section 2 - Installation and Operation
62
Gas Selections and Alarm Limits Based on mV Sensor Type
Thefollowingtablesshowthetranmsitter’sprogrammablealarmlimits�
Note: -2 Gas Selection %LEL values are per IEC 60079-20-1:2010
MPD-IC1 (5%V)
Carbon Dioxide
Lower Alarm Limit
(% Vol)
0.5
Upper Alarm Limit
(% Vol)
5.0
MPD-IV1 (5%V/V, 100%LEL)
Methane Methane-1 Methane-2
Lower Alarm Limit
0.5% Vol 10% LEL 10% LEL
Upper Alarm Limit 5.0% Vol 60% LEL 60% LEL
% Volume Reference
n/a 5.0 4.4
MPD-IF1 (100%LEL)
Propane-1 Propane-2
Lower Alarm Limit
(% LEL)
10 10
Upper Alarm Limit
(% LEL)
60 60
% Volume Reference
2.0 1.7