PCB Piezotronics 137A, Installation And Operating Manual, Page: 8 / 9

Model Number
137A
CHARGE PRESSURE SENSOR
Revision: C
ECN #: 47383
Performance ENGLISH SI
Sensitivity(± 15 %) 0.40 pC/psi 0.058 pC/kPa
Linearity ≤ 1 % FS ≤ 1 % FS
[1]
Measurement Range 500 psi 3447 kPa
Maximum Pressure 5 kpsi 37,474 kPa
Resolution 10 mpsi 0.07 kPa
[2]
Resonant Frequency ≥ 500 kHz ≥ 500 kHz
Rise Time(Incident) ≤ 6.5 µ sec ≤ 6.5 µ sec
Environmental
Temperature Range(Operating) -400 to +400 °F -240 to +204 °C
Temperature Coefficient of Sensitivity ≤ 0.03 %/°F ≤ 0.054 %/°C
Electrical
Output Polarity(Positive Pressure) Negative Negative
Capacitance 40 pF 40 pF
Insulation Resistance(at room temp)
≥ 10
12
Ohm ≥ 10
12
Ohm
Physical
Sensing Element Quartz Quartz
Sensing Geometry Compression Compression
Housing Material Aluminum Alloy Aluminum Alloy
Diaphragm Invar Invar
Sealing Epoxy Epoxy
Electrical Connector BNC Jack BNC Jack
Weight 12.3 oz 349 gm
All specifications are at room temperature unless otherwise specified.
In the interest of constant product improvement, we reserve the right to change specifications without notice.
ICP
®
is a registered trademark of PCB Group, Inc.
OPTIONAL VERSIONS
Optional versions have identical specifications and accessories as listed for the standard model
except where noted below. More than one option may be used.
NOTES:
[1] Zero-based, least-squares line method.
[2] Resolution dependent on range setting and cable length used in charge system.
SUPPLIED ACCESSORIES:
Model 084A70 Replacement Tip
Entered: LK Engineer: APB Sales: RWM Approved: APB Spec Number:
Date: 10/23/2017 Date: 10/23/2017 Date: 10/23/2017 Date: 10/23/2017
137-1010-80
3425 Walden Avenue, Depew, NY 14043
Phone: 716-684-0001
Fax: 716-684-0987
E-Mail: info@pcb.com