Ashcroft 2074 Manual de Instruções - Página 9

Procurar online ou descarregar pdf Manual de Instruções para Instrumentos de medição Ashcroft 2074. Ashcroft 2074 13 páginas. Digital industrial gauge

Imprimir página
Ashcroft 2074 Manual de Instruções
DIGITAL INDUSTRIAL GAUGE SPECIFICATIONS:
Type:
2074 (battery), 2174 (loop), 2274 (line)
Accuracy:
.25% Full Scale, terminal point
Case Size:
3˝, 4
1
⁄
˝
2
Case Material:
3˝ SS, 4
1
⁄
˝ fiberglass reinforced thermoplastic or
2
black epoxy coated aluminum
Case Encl. Rating:
Weatherproof, IP65
Wetted Materials:
17-4 SS (sensor), 316SS (socket)
Socket Size:
1
⁄
or
1
⁄
NPT, JIS, DIN, SAE, (
4
2
others on application)
Socket Location:
Lower, 3, 9 and 12 o'clock

Ranges:

Vac. thru 20,000 psi (see engineering units below for other
units)
Operating Temp.:
14/140°F (10/60°C)
Storage Temp.:
–4/158°F (-20/70°C)
DISPLAY
Type:
LCD
Display Digits:
Five (5)
Character Height:
3˝ .60˝, 4
⁄
˝ .88˝
1
2
Backlite:
Optional
Bar Graph:
Yes
Battery Life:
3˝ >1000 hrs., 4
⁄
˝ >3600 hrs.
1
2
Agency Approvals:
CE, FM* (Intrinsically Safe Class1, Div 1), CSA and CENELEC
*FM is not available with the following: 4
case, SPDT switch option(s) (XU1, U2) or Backlite (XBL)
option)
KEYPAD FUNCTIONS
On/Off:
Manually turns unit on and off (auto off options in menu)
Zero/Clear:
Zeros display or clears min. and max. values when displayed
Min/Max
(down)
Stores min and max values, arrow key allows for
Arrow Key:
scrolling thru menu items
Menu Key:
Provides access to menu options
Backlite
(up)
Manually turns backlite on and off (auto off options in
Arrow Key:
menu), arrow key allows for five menu options.
(Backlite optional)
arrow key allows for scrolling thru menu options
Enter:
Selects items in the menu
MENU MODE

Engineering Units:

10 units of measurement are available; psi, In. H
three temp. options: 20°C, 60°F, 4°C*), Ft. H
kPa, kg/cm
2
, Bar, inHg and mmHg
Configuration Mode
Allows for changes to default settings of gauge
(Config):
Including zero disable feaure
Bar Graph (Graph):
Allows for adjustment of bargraph and 4-20
(optional feature)
Auto Off (Off):
Allows for changes to auto off of gauge, five options:
Never, 2 min., 5 min., 15 min., 30 min.
Update Rate
(Update):
Four options: 100 ms, 200 ms, 500 ms, 1 sec
Dampening (Damp):
Six options: None, average, 2, 4, 6, 8 times per 100ms
Backlite:
Five options: Never, 10 sec., 30 sec., 1 min., 5 min.
Field Recalibration:
Allows for recalibration of zero, midscale and span
(password protected)
OPTIONS
4-20mA Display:
12-36 Vdc, mA with unlimited turndown (within gauge range)
Line Powered:
12-36 Vdc, 2VA max.
Switching*:
(1) or (2) SPDT switches,(max. contact 30Vdc, 1 amp,
125Vac .5 Amp, Switches adjustable to 100% of range
– 16 –
1
⁄
NPT only with 4
1
⁄
˝ case,
2
2
1
⁄
˝ polypropylene
2
(up)
O (with
2
O, mPa, mBar,
2
DIGITAL INDUSTRIAL GAUGE RANGES:
Comp.
mmHg
in.Hg
In.
psi
(psi)
(press.)
(press.)
H
O
2
-15/0/15
1500
60
800
-15/0/30
2000
100
1000
-15/0/60
3000
160
30 -15/0/100
200
60
300
100
400
160
600
200
800
300
1000
600
1600
800
2000
1000
3000
1500
6000
2000
3000
5000
8000
10,000
15,000
20,000

DISPLAY MESSAGES:

Display/Problem
Description
No Battery Icon
Gauge has <10%
Display (applicable to
battery life left
gauges with batteries
Zero/Clear button
pushed when pressure
OFSET (blinking)
displayed is beyond set
rezero pressure limit
Gauge is in
Menu button disabled
Max/Min mode
Unit of measure
Resolution at full scale
selected in Menu
pressure range
displays N/A
exceeds 50,000 counts
I can't set the
00000 is not a valid
password I want
password
Items that cannot be
I can't access items in
accessed have been
the main Menu
disabled
– 17 –
mm
ft.
Bar/
H
O
mBar
H
O
mPa
kPa
2
2
60
250
30
6
200
100
300
60
10
300
160
400
160
50
400
200
500
200
600
300
600
300
800
400
1000
400
1000
600
1500
600
1600
800
2000
1000
2500
1000
2500
4000
4000
6000
5000
8000
1000
Action
Replace batteries
Only rezero the gauge within
limits of setting in Menu
Push Max/Min button until
unit of measure is displayed
on keypad
Choose another unit of
measure
Select a different password
Enable item(s) in the Menu.
See Menu/CONFIG and
diSAb or DISABLE
ksc
2
4
6
10
16
25
40
60
100
160
250
400
500
800