Honeywell Midas User Manual

Midas
®
Gas Detector
6-5
Table 6-2. Review menu overview.
Software
SW
Transmitter
software
revision
Checksum Password
key 1
Password
key 2
Alarms
ALm
Gas Selection Alarm 1
direction:
U: rising
d: falling
Alarm 1
threshold
Alarm 2
direction:
U: rising
d: falling
Alarm 2
threshold
Alarm delay
time
Alarm
latching
Alarm relays
normally
energized/de-
energized
Faults
FLt
Fault relay
configuration
Faults
latching/non-
latching
Fault relays
normally
energized/de-
energized
Fault m12
occurrence
frequency
Calibration
CAL
Days to
calibration due
Days to
cartridge
expire
Year of last
calibration
Month and
day of last
calibration
Date/Time
tImE
Year
Month - Day
Time
Address
nEt
Shows web
access level
Use DHCP
server for IP
parameters
IP address
byte 1
IP address
byte 2
IP address
byte 3
IP address
byte 4
Subnet mask
byte 1
Subnet mask
byte 2
Subnet
mask
byte 3
Subnet
mask
byte 4
Event Log
hiSt
Date of latest
event
Time of latest
event
Description of
latest event
Date of
second latest
event
Time of
second event
Description of
second event
Repeat for
events 3-7,
3 Displays per
event
LCD
Shows LCD
Backlight Mode
m15 and F80
enable/disable
Display Screen 1 Screen 2 Screen 3 Screen 4 Screen 5 Screen 6 Screen 7 Screen 8
Screen
9
Screen
10
4-20 mA
Output
mA
4 mA
gas
corresponding
to
4 mA
20 mA
gas
corresponding
to
20 mA

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