Ashcroft CXLdp Data sheet
Data Sheet
CXLdp Differential Pressure Transmitter
FEATURES
Rugged ABS package capable of DIN rail or
panel mounting
LED power status indicator
Detachable Euro style terminal block
22 pressure ranges (STD.) all capable of
withstanding 15 psi
Unidirectional and Bidirectional ranges
TYPICAL USES
Fume Hood Control
Building/Comfort Control System
Building Energy Management Systems
HVAC/R
Critical Environments
Fan Monitoring
Duct Flow
Clean Room
Filter Monitoring
PERFORMANCE SPECIFICATIONS
Reference
Temperature:
Accuracy Class: ±0.25%, ±0.4%, ±0.8% of span
Stability: ≤±0.25% of span/year at reference conditions
Media Compatibility: Clean, dry and non-corrosive gas
Standard Response
Time:
ENVIRONMENTAL SPECIFICATIONS
Temperature
Limits:
Thermal Coefficients:
Humidity Effects:
CE Marked:
FUNCTIONAL SPECIFICATIONS
Max. Static (Line)
Pressure:
25 psi
Mounting Position
Effect:
70°F ±2°F (21°C ±1°C)
(Terminal Point Method: includes non-linearity,
hysteresis, non-repeatability, zero offset and span
setting errors)
NOT FOR USE ON LIQUIDS
250ms
Storage:
Operating:
Compensated:
Zero & Span: ±0.03% of span/°F
(From 70°F (21°C) reference temperature)
No performance effect at 10-95% R.H.
noncondensing
Per DoC
EMC Directive 2014/30/EU
IEC/EN 61326-1:Edition 1.0 Industrial
IEC/EN 61326-2-3:Edition 1.0 Annex BB Industrial
RoHS: 2011/65/EU
Proof:
15 psid
±1% of span/g
(Calibration in vertical position is STD.)
–40°F to 180°F (–40°C to 82°C)
0°F to 160°F (–17°C to 71°C)
35°F to 130°F (1.6°C to 54°C)
Burst:
25 psid
CXLdp
Pressure Transmitter
KEY BENEFITS
• Broad temperature capability
• High performance ASIC based electronics
• Superior long-term stability and repeatability
• 3 year warranty
ELECTRICAL SPECIFICATIONS
Circuit Protection: Reverse polarity and miswire protected
Potentiometers: Zero & Span: ±5% of span (Externally accessible)
Voltage Output:
4-20 mA (2 wire)
0-5 Vdc (3 wire)
0-10 Vdc (3 wire)
PHYSICAL SPECIFICATIONS
Pressure
Connections:
Electrical
Connection:
Visual Indicator:
Weight:
Mounting:
Enclosure Rating:
Supply Voltage: Supply Current:
12-36 Vdc 21.5 mA
11.5-36 Vdc or 24 Vac (±20%) 4.5 mA
14-36 Vdc or 24 Vac (±20%) 6 mA
¼ brass barbed fittings (male)
¹⁄8 NPT Female brass
Euro style pluggable terminal block accepts
12-26 gauge wire
LED
Approx. 2.5 oz
Threaded fastener and 35mm DIN rail mount
NEMA 1, Fire-retardant ABS (meets UL94-5VA)
All speci fications are subject to change without notice.
All sales subject to standard terms and conditions.
©2019 Ashcroft Inc. cxldp_transducer_ds_RevD_03-19
of 31
ashcroft.com
info@ashcroft.com
1.800.328.8258
Data Sheet
40
SENSOR CROSS SECTION
"B2" 1/4 BARB FITTINGS
1.45
ASSEMBLED WITH
101A213-01 CONDUIT KIT
CXLdp Differential Pressure Transmitter
WETTED MATERIAL
Media
Clean, dry air/gases compatible with Aluminum, Titanium, PBT, Buna,
Glass, Gold, Silicone Rubber, Silicon, Silicone RTV and Brass
NOT FOR USE ON LIQUIDS
NON-WETTED
Housing
Fire-retardant ABS (Meets UL 94-5VA)
LOAD LIMITATIONS 4-20 mA OUTPUT ONLY
1250
1045
1000
750
500
250
LOOP RESISTANCE (Ω)
0
10
0
LOOP SUPPLY VOLTAGE (Vdc)
V
= 12V+ [0.022A*(RL)]
min
*includes a 10% safety factor
RL = RS + R
RL = Loop Resistance (ohms)
RS = Sense Resistance (ohms)
RW = Wire Resistance (ohms)
OPERATING
REGION
12 20 30 36
W
Featuring a highly reliable variable capacitance sensor using the patented
Ashcroft® Si-Glass™ sensor. This ultra-thin single crystal diaphragm
provides inherent sensor repeatability and stability.
DIMENSIONS
For reference only, consult Ashcroft for specific dimensional drawings
“MB2” ¼ BARBED FITTINGS
1.45
Ø0.20
POWER
HI LO
ZERO
SPAN
2.90
3.33
Ø0.16
1.89
“F01” 1⁄8 NPT FEMALE FITTINGS
POWER
0.56
HI LO
ZERO
2.90
SPAN
3.33
1.89
ASSEMBLED WITH 101A213-01
½˝ PLENUM/CONDUIT KIT
0.36
1.32
0.35
1.32
The silicon diaphragm sensor has no glues or
All speci fications are subject to change without notice.
All sales subject to standard terms and conditions.
©2019 Ashcroft Inc. cxldp_transducer_ds_RevD_03-19
Sensor Cross Section
other organics to contribute to drift or
mechanical degradation over time.
ashcroft.com
info@ashcroft.com
1.800.328.8258
POWER
HI LO
ZERO
2.06
SPAN
4.85
Ø0.88
0.78
of 32
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