Cat.No. B04-24-A

GC04
Battery-Powered
Digital Pressure Gauge

Fluids and gases measurement(Featuring stainless diaphragm)

Overview
Small digital pressure gauge, incorporating highreliable proven Chemical Vapor-Deposited
Semiconductor Strain Gauge (SS sensor), isavailable for variety of applications for various
ﬂuids and gases measurements. This can be used
for master gauge for testing mechanical pressuregauge with its ±0.25%F.S. accuracy. JCSS
calibration certiﬁcate is available.

Features・Accuracy±0.25%F.S.
・Two AA alkaline batteries
・High enclosure rating (IP67)
・Selectable pressure unit of measure
・Back lite for use in darkness
・5 digits LCD display (Character height 12mm)＊Black and orange protective boots are optionally available

LCD

Pressure range and display digit①Display digit②
CompoundMAX
TARE
MIN

③

④

⑤

⑥

①5 digits pressure value indication②20 segment bar graph display with 5% graduation③Sleep and backlight timer④Max. and Min. pressure value display, tare (Tare) icon
⑤Unit (Alphanumeric character)⑥Battery life indicator (4 segment)

Positive

Pressure range

Min.
displayvalueMax.
displayvalue-0.1 to 0.2MPa-.1000.2000-0.1 to 0.3MPa-.1000.3000-0.1 to 0.5MPa-.1000.5000-0.1 to 1MPa-.10001.0000-0.1 to 2MPa-.10002.00000 to 0.3MPa

.0000

.3000

0 to 0.5MPa

.0000

.5000

0 to 1MPa.0000

1.00000 to 2MPa.0000

2.00000 to 3.5MPa

.000

3.500

0 to 5MPa

.000

5.000

0 to 10MPa.000

10.0000 to 20MPa.000

20.0000 to 35MPa

.00

35.00

0 to 50MPa

.00

50.00

Proof pressure(against ratedpressure range)

200%

200%

150%

GC04
Battery-Powered Digital Pressure Gauge

Speciﬁcations
ItemDescription

MediaFluids and gases (Compatible with wetted parts)

Connection

R1/4

Accuracy±(0.25％F.S.＋1 digit) Accuracy includes the eﬀects of Linearity, hysteresis, and repeatability ＊After zero adjustment

Temperature coeﬃcient±0.072％F.S./℃ (Zero, span)

Operating temperature-20 to 60℃ (Non-freezing or condensing)

Storage temperature-20 to 80℃ (Non-freezing or condensing, batteries removed)

UnitsMPa, kPa, bar, and customer deﬁned unit※1

Power source

Two AA alkaline batteries※2

Battery life

2000 hours (depending on operating condition)

Display update rate

1sec (factory default), 0.5sec, 0.25sec

Ingress protection

IP67

WeightApprox. 150g (Batteries removed)

Protective boot2 colors (Black or Orange)＊OptionWetted parts

Sensor: SUS630 (17-4PH)

Fitting: SUS316L

Case materials

Case and Back: PC/ABS

Window: PC

Vibration resistance

MIL-STD-202G, test method 201A

Shock resistance

MIL-STD-202G, test method 213B, test condition K

Other functions

Indication scaling※3, Tare, Hold function (Max. / Min. pressure values)
Default setting (Factory default), Auto OFF, Lock re-zeroing, Back light※1 psi, kgf/cm2 and other engineering unit of measure not speciﬁed as SI unit is only available with shipment outside of Japan,
or other applications speciﬁed by Measurement Law.
※2 Batteries are not included.
※3 Indication scaling feature is not available with compound pressure ranges.

Dimensions

Unit: mm

(16)

(6)

(101)

(70)

(41)

R1/4

※Operates with two AA alkaline batteries

2

GC04
Battery-Powered Digital Pressure Gauge

Model number conﬁguration

Please specify the model number, each specs and the range for ordering.

Model

G C 0 4

1 7 4Battery-Powered Digital Pressure Gauge ①

②4 B

③④

Model number⑤3⑥⑦⑧

Product speciﬁcations
1①
Size and designof case⑩⑪⑫⑬⑭⑮Additional speciﬁcations (Optional)

70 DIA. Stem

7②Connection

⑨R1/4

4③
Wetted parts

Sensor: SUS630 (17-4PH)④Pressure range(MPa)

Please specify pressure
range and unit of measure
along with correspondingordering code.

Fitting: SUS316L

Range

Maximum display value

2-0.1 to 0.2.2000

3-0.1 to 0.3.3000

5-0.1 to 0.5.5000

6-0.1 to 1

1.00007-0.1 to 22.0000

C

0 to 0.3.3000

E

0 to 0.5.5000

G

0 to 11.0000

J0 to 22.0000K

0 to 3.5

3.500

L

0 to 55.000

N

0 to 1010.000Q

0 to 20

20.000R

0 to 35

35.00

S

0 to 50⑤Accuracy

450.00±（0.25％F.S.＋1 digit）

B⑥
Power source

Accessories (Specify if required)●Hand operated pressure pump

PP12 20MPa(Hydraulic ﬂuid)

Two AA alkaline batteries※Batteries are not included. Ensure to install when in use.

⑨Treatment

3Use no oil & water⑮Documents

0Not required

1Required※This product comes standard with
"Use no oil and water."
There is a label aﬃxed on body to identify
the product is Use No Oil that oil/waterused in manufacturing the gauges had been
ﬂushed out & no oil/water residue remained
inside its wetted parts.

(Documents available upon request)

PP11 1MPa（Air）

Datasheet (Drawing / Speciﬁcations)
Instruction manual
Inspection procedure
Calibration test report (One-part one sheet)
Inspection / Traceability certiﬁcate
Strength calculation sheet
Attending inspection

PP13 50MPa(Hydraulic ﬂuid)

Options

1

Protective boot Black (GC04-901)

2

Protective boot Orange (GC04-902)

Accuracy of this product is assured
by JCSS Calibration Certificate forhigh reliable assurance.
Nagano Keiki Group Company
is signed company for MRA inaccordance with Pressure
Measurement Low.

※Consult us for nonstandard speciﬁcations.

＊Specify code "X" to refer N/A※ JCSS calibration certiﬁcate with JCSS accreditation symbol assures theresult of calibration is oﬃcially traceable to national pressure standard.
JCSS calibration certiﬁcate assures that there is no need to trace further up
to international/national pressure standard.

3