MSA Ultima X Series User Manual

Appendix: HART Specific InformationMSA
ULTIMA X
®
Series
GB
103
13.2 Universal Commands
All Universal commands have been implemented in the ULTIMA Gas Monitor. The
ULTIMA Gas Monitor returns a 7 in the Universal rev to indicate the device is using
the expanded 16-bit manufacturer and device codes.
13.3 Common-Practice Commands
The following Common Practice commands have been implemented in the ULTIMA
device:
Supported Commands
Burst Mode
This device supports burst mode.
Catch Device Variable
This Field Device does not support Catch Device Variable.
Command # Description
35 Write Range Values
38 Reset “Configuration Changed” flag
40
See Warning below
Enter/Exit Fixed Current Mode
42 Perform Master Reset
45 Trim DAC Zero
46 Trim DAC Gain
48 Read Additional Device Status
59 Write Number of Response Preambles
71 Lock Device
72 Squawk
80 Read Device Variable Trim Point
Warning!
The gas monitor will NOT register gas concentration changes on the
4-20 mA signal line if the operator places the unit in Fixed Current Mode.
Implement alternate protection measures when the unit is placed in this
mode. Make sure the unit is returned to Standard Operational Mode pri-
or to use for gas detection.

MSA Ultima X Series Specifications

General

Brand	MSA
Model	Ultima X Series
Category	Measuring Instruments
Language	English