Honeywell Midas User Manual

Midas
®
Gas Detector
13-5
Diagram 13-3. Event History.
All Midas
®
events including calibrations, faults, and
alarms are data logged with a timestamp, description
and category code. The events are color-coded to
allow a quick overview of the type of event logged.
Color Event Type
Green Reset
Red Alarms
Yellow Fault
White Informational
Event History will store approximately 400 events,
overwriting the oldest with the newest data. 30
seconds of data is stored for each alarm event - 15
seconds before the event and 15 seconds after.
The “Send to Print”, will generate a printed version
of the event log by page or the complete listing (see
Diagram 13-5).
The “Details” button allows access to a graphical
display of gas concentration versus time elapsed
(see Diagram 13-6).

Honeywell Midas Specifications

General

Power Supply	24 VDC
Detection Technology	Electrochemical, Infrared
Sampling Method	Diffusion
Display	LCD
Communication	Modbus RTU, 4-20mA
Operating Temperature	-20°C to +50°C
Humidity Range	0% to 95% RH (non-condensing)
Target Gas	Multiple gases
Response Time	< 30 seconds
Operating Humidity	0% to 95% RH (non-condensing)
Outputs	4-20mA
Protection Rating	IP66
Certifications	ATEX, UL, CSA
Detection Gases	Oxygen (O2), Carbon Monoxide (CO), Hydrogen Sulfide (H2S), Methane (CH4), and others