YZ Systems Milton Roy • 201 Ivyland Road • Ivyland, Pennsylvania • USA • 18974 • P: 281.362.6500 • www.yzsystems.com
Page 35
NJEX EUR ver. 08-2021
Section 6: Programming for Proportional-to-Time Operation
Or
Or
it has been loaded into memory, the High Level value
will begin to flash. Use the
Up Arrow
key to increase
the value and the
Down Arrow
key to decrease the de-
sired value. This alarm should typically be set at less
than 80%. When a new value has been chosen, press
the
Enter
key to store the new High Level Alarm setting
into memory. Press the
Down Arrow
key to advance
to the next menu.
Expansion Tank Pressure Monitoring
The expansion tank pressure should typically remain at
approximately
1.72 Bar
. There are two alarms that can
be triggered a High Pressure Expansion Tank Alarm,
and a Low Pressure Expansion Tank Alarm.
1.
Disabled:
no expansion tank pressure monitoring,
0 = disabled, Both Low & High settings must be
disabled
. Normal operation should have this func-
tion enabled.
2.
Enabled:
Low Level should typically be set @
1.58 Bar
, but is adjustable from
0 Bar
up to the
high level set point. High Level should typically be
set @
1.86 Bar
, but is adjustable from
0 Bar
up to
6.82 Bar
.
To set the alarm level points
,
figure 66
, press and re-
lease the
Select
key. The Low Pressure value will be-
gin to flash when chosen. Use the
Up Arrow
key to in-
crease the value and the
Down Arrow
key to decrease
the value. When a new value has been chosen, press
the
Enter
key to store the new Low Pressure setting
into memory. The entered value will stop flashing when
it has been loaded into memory and the High Pressure
value will begin to flash. Use the
Up Arrow
key to in-
crease the value and the
Down Arrow
key to decrease
the value. When a new value has been chosen, press
the
Enter
key to store the new High Pressure setting
into memory. Press the
Down Arrow
key to advance
to the next menu.
Odorant Inlet Pressure Monitoring
In order for the fill valve to function correctly a pres-
sure differential between the Bulk Odorant Storage
Tank and the Expansion Tank, must be maintained.
This differential should never be less than 0
.35 Bar
and
typically not more than 0
.69 Bar
. There are two alarms
that can be triggered from the Odorant Inlet Pressure
reading, a High Odorant Inlet Alarm, and a Low Odor-
ant Inlet Alarm,
figure 67
.
pmp bat vmtr sig tnk
Expansion Tank (psi)
20.0=Low 30.0=High
pmp bat vmtr sig tnk
Expansion Tank (bar)
1.40=Low 2.00=High
Figure 66
Figure 67
pmp bat vmtr sig tnk
Expansion Tank (bar)
1.40=Low 2.00=High
pmp bat vmtr sig tnk
Expansion Tank (psi)
20.0=Low 30.0=High
Summary of Contents for NJEX 6300G
Page 1: ...NJEX 6300G 7300G N A T U R A L G A S O D O R I Z A T I O N S Y S T E M...
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Page 3: ...NJEX 6300G 7300G Instruction Operating Manual Version 08 2021...
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