ENMET AM-5175 - Manual (Page 12)

AM-5175 ENMET Corporation
10
N OTE : Software revision may cause variations of display output.
Normal Gas Display 5ppm
Menu
Press and Hold the Menu button for 2 – 4 seconds to enter the Maintenance Menus
To change Alarm set points:
Press Menu switch until Alarm to be changed is displayed
Press Select switch to display the set point
The M ENU switch: changes digit indicated by underscore
cursor
The S
ELECT switch: locks in the underscored digit and
moves to next digit
If change is not within range display returns to first digit
If change is within range display moves to Set Time Delay
Use M ENU and S ELECT switches as above to change time
delay. Between 0 and 5 seconds is allowed
If change is within range display moves to next menu
See Section 5.2.4
Λ
- Indicates increasing alarm
V - Indicates decreasing alarm
SetTDsec
0
Alarm3 S ELECT
Λ 20
M ENU
SetTDsec
0
Alarm1
M ENU
S ELECT
Λ 5
SetTDsec
0
Alarm2
M ENU
S ELECT
Λ 10
Exit Press the Select button to return to the Normal Gas Display. See Section 5.2.1
Menu
Press the Menu button to cycle through Maintenance Menus
Select
OR
Zero
Cal OK
If the Zero signal is not within Preset Specs the AM-5175 will
display Bad ZERO
Menu
Bad ZERO
If the Zero signal is within Preset Specs the AM-5175 will display
Cal OK, See Section 5.2.2
PV: 0
Press the Select button to initiate Zero adjustment
Not Present for Oxygen Units
Select Select
OR
OR
Menu
PV: 0
20
Apply Cal Gas until signal value becomes stable
(about 1 to 4 minutes) See Figure 6
Press Select to enter the cal signal:
If cal is good display will indicate OK or Same
If cal is not within preset “range” display will
indicate Bad Sens
Cal OK
Same mV
Bad Sens
Span You can Press and Hold the Select button to
change the Calibration Gas Level
See Section 5.2.3
Select Select
Select
To return to Normal Gas Display:
Press M
ENU button until EXIT is displayed
Then press S ELECT button
mA Span
Menu
Select
50
To change mA Span set point:
Press Menu button until mA Span is displayed
Press Select button to display the set point
The Menu button changes digit indicated by underscore cursor
The Select button locks underscored digit and moves to next digit
See Section 5.2.5
Figure 6: AM-5175 Maintenance Menu Flow Chart