Page 1
Data Sheet
GC35 Pressure Transducer
FEATURES
All SS wetted materials
Simple “push-button” configurability allows user
to adjust switch settings and analog scaling
Rugged aluminum housing
Switch options available
Scaleable analog output
Easy to read display
GloBand™ display provides 360° visibility
TYPICAL USES
Hydraulic presses
Stamping equipment
Water/wastewater pressure control
Refrigerant/ammonia based cooling systems
Pressure monitoring for lifts, vulcanizers and
lubrication systems
Alarm, control and pressure monitoring
Cooling and lubricating systems
GC35
Pressure Transducer
PERFORMANCE SPECIFICATIONS
Reference
Temperature:
Analog Output: 4-20 mA
Accuracy: ±1.0% of span (URL)
Response Time: 30 ms-10 sec (selectable)
Output Resolution: ±0.05% of span
Analog Scaling: User may configure analog output scaling to any
Pressure Switch Output:
Model: NPN/PNP, open collector up to 80 mA
Setting Accuracy: ±1.0% of span (URL)
Response Time: 5 ms-10 sec (by user)
Hysteresis: Variable deadband (by user)
Switch Setting: User may adjust switch actuation and deadband to
Switch Contacts: User selectable NPN or PNP open collector outputs
Displays:
Type: 4 digit, 8 mm LED
Accuracy: ±1.0% span (URL) + last digit
Display Update Rate:
74°F (23°C)
Includes the effects of linearity, hysteresis,
repeatability, zero offset and span setting errors
range within -10% to 110% F.S. of the sensor range
any points within F.S. sensor range
NPN Type: 30 Vdc / 80 mA (Max.)
PNP Type: Supply Voltage 80 mA (Max.)
Voltage Drop: 1 Vdc (Max.)
200 ms-10 sec (selectable)
KEY BENEFITS
• Compact footprint
• Field-proven thin film sensor
• High over-pressure capability
Display Setting: User may re-configure display scaling, set to capture
MIN or MAX value and adjust display update rate user
defined units of measure setting range from -1,999
to 9,999
ENVIRONMENTAL SPECIFICATIONS
Temperature Limits: Storage:
Operating:
Compensated:
Temperature
Effects:
(ref. 23°C)
Humidity: 0-85% RH (Ranges 150 psi & below)
FUNCTIONAL SPECIFICATIONS
Overpressure:
≤1,500 psi
>1,500 to ≤3,000 psi
≤
5,000 psi psi
Withstand Voltage: 350 Vac, 1 minute
Insulation Voltage: 50 Vdc, 100 MV min
Zero/Span: ±0.1% of span/°C
0-100% RH (Ranges 300 psi & above)
Proof:
4 X Range (URL)
2.5 X Range (URL)
2.5 X Range (URL)
–4°F to 158°F (–20°C to 70°C)
–4°F to 158°F (–20°C to 70°C)
–4°F to 158°F (–20°C to 70°C)
Burst:
10 X Range (URL)
5 X Range (URL)
3 X Range (URL)
All speci fications are subject to change without notice.
All sales subject to standard terms and conditions.
©2019 Ashcroft Inc. GC-35_transducer_ds_RevB_03-19
of 31
ashcroft.com
info@ashcroft.com
1.800.328.8258
Page 2
Data Sheet
GC35 Pressure Transducer
Stability: ±0.25% of span/year
CE Compliance: EN61326-1: 2006, EN61326-2-3: 2006
EU RoHS Compliance
ELECTRICAL SPECIFICATIONS
Power Supply Requirements:
Supply Voltage:
16-36 Vdc (with analog output option)
11-36 Vdc (switch output version only)
Current
Consumption:
50 mA dc (Max.)
PHYSICAL SPECIFICATIONS
Weight: Approx. 150 grams
Pressure
Connection:
Connection
Location:
¼ NPT Male
Lower, Back
ORDERING CODE Example:
Model
GC35 - indicating p ressure transmitter w/ switch output GC35
Accuracy
7 - ±1.0% 7
Connection/Location Size
M02L - ¼ NPT Male w⁄ lower connect M02L
M02B - ¼ NPT Male w⁄ back conne ct
Output Signal
41 - 4-20 mA & 1X switch 41
N2 - 2X switc h (no 4-20 mA)
Electrical Connection
EW - M12 Type (4 pin) EW
Ranges
50# - 0 - 50 psig 50#
100# - 0-100 psig
150# - 0-150 psig
300# - 0 -300 psig
500# - 0-500 psig
1000# - 0-1,000 psig
1500# - 0-1,500 psig
3000# - 0-3,000 psig
5000# - 0-5,000 psig
7000# - 0-7,000 psig
2000# - 2,000 psi
3000# - 3,000 psi
5000# - 5,000 psi
7500# - 7,500 psi
Compound
75#&V - Vac.-75 psig
150#&V - Vac.-150 psig
300#&V - Vac.-300 psig
Opti on (if i ncluding an optio n(s) mu st include an “X’’)
RH - Traceable 9 Point calibratio n repor t
WETTED MATERIAL
Diaphragm
Process Connection
Media Compatibility
Fluids and gases compatible with
17-4PH SS 316 SS
316 SS (sensor housing) and
17-4PH SS (sensor diaphragm)
NON-WETTED
Housing
Nickel plated aluminum
Environmental
Rating:
Electrical
Connection:
IP65 (ranges 150 psi and below);
IP67 (ranges 300 psi and above)
M12 connector (4 pin)
OPTIONAL FEATURES
Calibration Report: 9 point traceable calibration report
GC35 7 M02L 41 EW 50# -XRH
X__
RH
All speci fications are subject to change without notice.
All sales subject to standard terms and conditions.
©2019 Ashcroft Inc. GC-35_transducer_ds_RevB_03-19
of 32
ashcroft.com
info@ashcroft.com
1.800.328.8258
Page 3
Data Sheet
2
GC35 Pressure Transducer
DIMENSIONS in [ ] are millimeters
For reference only, consult Ashcroft for specific dimensional drawings
Back Connect
57
2.24
42.77
1.68
24.7
0.94
NPT MALE
89
Ø 3.50
13.8
0.54
A
M12
Connector
56.7
2.23
M12 Mating Connector Drawing 611C175-03
(90° Right Angle)
Lower Connect
34
1.34
0.94
29
1.14
58
Ø 2.28
71.90
2.83
24
1
NPT
/
4
MALE
52.5
2.07
38.3
1.51
24.5
0.96
2.00˝
Wiring/Pin Out
2 Switch
(No 4-20 mA)
3´
1 Switch
w/4-20 mA
Analog Output
Pin 611C175
Cable Wiring
color
1 Power (+) Power (+) Red
1
2 Out 2
3 Power (-)
3
4
Analog (+)
Output
Power (-)
Analog Output
White
Green
4 Out 1 Out 1 Black
All speci fications are subject to change without notice.
All sales subject to standard terms and conditions.
©2019 Ashcroft Inc. GC-35_transducer_ds_RevB_03-19
ashcroft.com
info@ashcroft.com
1.800.328.8258
of 33
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