Honeywell Midas User Manual

Midas
®
Gas Detector
6-7
Table 6-3. Set-up menu overview.
Display Screen 1 Screen 2 Screen 3 Screen 4 Screen 5Screen 6 Screen 7Screen 8Screen 9Screen 10
Alarms
ALm
Change
gas ID for
multi-gas
sensors
Set alarm 1
direction:
U: rising
d: falling
Set alarm 1
threshold
Set alarm 2
direction:
U: rising
d: falling
Set alarm 2
threshold
Set alarm
delay time
Set alarm
latching
Set alarm
relays
normally
energized/
de-
energized
Faults
FLt
Set fault
(1FLt, 2FLt,
CmbF or
nEtr)
Set fault
latching/
non-
latching
Set fault
relays
normally
energized/
de-
energized
Set fault
m12
occurrence
freq:
1m12:once
Wm12: wkly
0m12: never
Calibration
CAL
Set
calibration
interval
(MIDAS-S
0-365 days,
MIDAS-E
0-730 days
0 = off)*
Date/Time
tImE
Set date
format:
dd:mm or
mm:dd
Set year:
yyyy
(2003-
2030)
Set month:
mm
(01-12)
Set Day:
dd
(01-31)
Set hour:
hh
(00-23)
Set minute:
mm
(00-59)
Address
nEt
Set Web
Access:
WA Y: full
access
WA n: read
only
Set Auto
or Manual
address:
AU Y:
DHCP
AU n: man
Manual IP
address
byte 1
Manual IP
address
byte 2
Manual IP
address
byte 3
Manual IP
address
byte 4
Manual
Subnet
mask byte 1
Manual
Subnet
mask byte 2
Manual
Subnet
mask byte 3
Manual
Subnet mask
byte 4
Set Pass
Code
PWd
Press
or
to set
pass code
digit 1
Press
or
to set
pass code
digit 2
Press
or
to set
pass code
digit 3
Press
or
to set
pass code
digit 4
Press
or
to
pass code
digit 1
Press
or
to
pass code
digit 2
Press
or
to
pass code
digit 3
Press
or
pass code
digit 4
* MIDAS-E-LEL 0-1825 days
LCD
Set backlight
mode
bm: C(classic
mode) or
bm: m (multi
color mode)
PUMP
Set pump
control
frequency
Set m15
and F80
enable/
disable
4-20 mA
Output
mA
4 mA
20 mA
Gas corre-
sponding to
4 mA
Gas corre-
sponding 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