EX-5175-EC
ENMET
Corporation
6
4.0 Operation of the EX-5175-EC
It is best to have the
EX-5175-EC
transmitters powered up and operational for 24 hours before applying calibration or
test gas to them.
4.1 Normal Display Mode
When the
EX-5175-EC
is installed as described in section 3, and in clean air, the
POWER
green LED is on, the
display is lit and the information on the display is measurement of the target gas detected by the
EX-5175-EC
.
The
red alarm and fault LEDs are not lit.
To advance through displays of operational information tap the magnet over the
M
ENU
button.
N
OTE
:
Software revision may cause variations of display output.
See sequence of operational information below:
Display Measurement of the target gas
Tap the magnet over the
M
ENU
button
Display indicates Alarm 1 Set point
Tap the magnet over the
M
ENU
button
Display indicates Alarm 2 Set point
Tap the magnet over the
M
ENU
button
No Function for the
S
ELECT
button
in this mode
Display indicates Alarm 3 Set point
Tap the magnet over the
M
ENU
button
Display indicates mA Span range
(Full Scale)
Tap the magnet over the
M
ENU
button
Display returns to gas measurement
Operational Display Flow Chart
4.1.1 Alarm Conditions
EX-5175-EC
There are three alarm set points available. These alarm set points can be changed within limits; see the maintenance
section of this manual for the procedure.
If the gas concentration increases above that of the alarm set point, the associated red LED is lit.
0PPM
A1: 10
S
ELECT
S
ELECT
M
ENU
M
ENU
A2: 20
S
ELECT
M
ENU
A3: 50
S
ELECT
M
ENU
mA: 100
S
ELECT
M
ENU
